WO2018221235A1 - インク、印刷物及び印刷物の製造方法 - Google Patents
インク、印刷物及び印刷物の製造方法 Download PDFInfo
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- WO2018221235A1 WO2018221235A1 PCT/JP2018/019054 JP2018019054W WO2018221235A1 WO 2018221235 A1 WO2018221235 A1 WO 2018221235A1 JP 2018019054 W JP2018019054 W JP 2018019054W WO 2018221235 A1 WO2018221235 A1 WO 2018221235A1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/0023—Digital printing methods characterised by the inks used
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/023—Emulsion inks
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/322—Pigment inks
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/52—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
- D06P1/5207—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- D06P1/525—Polymers of unsaturated carboxylic acids or functional derivatives thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/20—Physical treatments affecting dyeing, e.g. ultrasonic or electric
- D06P5/2066—Thermic treatments of textile materials
- D06P5/2077—Thermic treatments of textile materials after dyeing
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/30—Ink jet printing
Definitions
- the present invention relates to an ink that can be used for printing on various recording media such as fabrics.
- ink containing a pigment can be used when printing an image such as a character, a picture, or a pattern on a recording medium such as a woven fabric, a nonwoven fabric, or a knitted fabric.
- an aqueous pigment dispersion containing a pigment at a high concentration, which is obtained by diluting with water as necessary and mixing a binder resin and other additives is known, for example, A textile printing ink using a polyurethane resin as a binder resin and used for printing on a fabric is known (for example, see Patent Document 1).
- a method for printing the ink on a recording medium for example, a method using an ink jet recording apparatus is known.
- the printing method using an ink jet recording apparatus does not require plate making for each picture or design to be printed, and has advantages such as cost reduction and delivery time reduction in small lot printing. It is being considered for use in manufacturing situations.
- textile products printed using conventional ink may cause peeling of printed images from the fibers when washed with water or warm water, and may cause a significant decrease in the design of the textile products. there were.
- the problem to be solved by the present invention is, for example, a printed image having water fastness at a level that does not cause peeling from a recording medium such as a fabric even when washed with water or warm water. It is an object of the present invention to provide an ink capable of forming the ink.
- the second problem to be solved by the present invention is that color fading is unlikely to occur even when washing is performed by, for example, an ultrasonic cleaning method used for cleaning stubborn dirt adhered to clothes or the like. It is to provide an ink capable of forming a print image or the like.
- the present invention relates to an ink comprising a polymer (A) having a structure (a1) represented by the general formula (1).
- R 1 and R 2 in the general formula (1) each independently represent a hydrogen atom or a cation.
- the ink of this invention even when it is a case where it wash
- the printed matter is excellent in washing fastness.
- the specific ink among the inks of the present invention has a fastness to washing that does not cause discoloration even when washed by, for example, an ultrasonic cleaning method used for stubborn dirt cleaning. It is possible to obtain a printed matter including a printed image having
- the ink of the present invention comprises a polymer (A) having a structure (a1) represented by the general formula (1).
- (R 1 and R 2 in the general formula (1) each independently represent a hydrogen atom or a cation.
- an ink in which the polymer (A) is dissolved or dispersed in an aqueous medium or an organic solvent can be used, and the polymer (A) is dissolved in an aqueous medium (C) such as water.
- an aqueous medium (C) such as water.
- the polymer (A) includes the general formula (1) formed by neutralizing a carboxyl group formed by ring-opening of the structure represented by the chemical formula (3) or a part or all of the carboxyl group. It is preferable to use one having the structure shown in order to obtain an ink in which the polymer (A) is stably dissolved or dispersed in an aqueous medium (C) such as water.
- the structure (a1) represented by the general formula (1) forms a structure represented by the chemical formula (3) which is a carboxylic acid anhydride by a heat treatment after the ink is printed on a recording medium such as a fabric. . Therefore, the coating film formed on the recording medium is excellent in water fastness.
- Examples of the structure (a1) represented by the general formula (1) include a structure in which one or both of R 1 and R 2 in the general formula (1) are represented by a hydrogen atom or a cation.
- R 1 or R 2 is a cation
- the oxygen atom in the general formula (1) to which R 1 or R 2 is bonded is O 2 — .
- Examples of the cation include sodium ion, potassium ion, lithium ion, tetramethylammonium ion, tetraethylammonium ion, tetrapropylammonium ion, tetrabutylammonium ion, tetrapentylammonium ion, tetrahexylammonium ion, and triethylmethylammonium ion.
- an ammonium ion or an ammonium ion of an organic amine having a boiling point of 100 ° C. or lower in order to prevent the cation from remaining in the coating film and to obtain higher water fastness.
- ammonium ion of the organic amine having a boiling point of 100 ° C. or lower examples include dimethylammonium ion, trimethylammonium ion, monoethylammonium ion, diethylammonium ion, triethylammonium ion and the like.
- the mass ratio of the structure (a1) represented by the general formula (1) to the total amount of the polymer (A) is:
- the dispersion stability of the polymer (A) in the ink is preferably such that the polymer (A) is preferably 1% by mass or more, more preferably 1% by mass to 40% by mass. It becomes favorable and can suppress the sedimentation of the polymer (A) during storage of the ink, and can suppress a change in viscosity and a particle diameter of the ink.
- the mass ratio of the structure (a1) represented by the general formula (1) to the total amount of the polymer (A) is 40% by mass or less.
- the viscosity is preferably adjusted to a viscosity suitable for inkjet printing (preferably in the range of 3 mPa ⁇ s to 30 mPa ⁇ s, more preferably in the range of 5 mPa ⁇ s to 15 mPa ⁇ s in an environment at a temperature of 25 ° C.), preferably 1% by mass More preferably, it is 20 mass% or less.
- the polymer (A) it is preferable to use a polymer having the aromatic cyclic structure (a2).
- the ratio of the structure (a1) in the polymer (A) can be adjusted to a desired range.
- the aromatic cyclic structure (a2) it is easy to adjust the glass transition temperature of the polymer (A) to an arbitrary range, and as a result, the fixing property to a recording medium such as a fabric is excellent. Ink can be obtained, which is preferable.
- Examples of the aromatic cyclic structure (a2) include a phenyl group, a benzyl group, a tolyl group, and a naphthalene group. Of these, the aromatic cyclic structure (a2) is preferably a phenyl group.
- the polymer (A) in addition to the structure (a1) described above, those having other structures can be used as necessary, and include at least one of a glycidyl group or a hydroxyl group.
- the use of the ink having the structure (Y) is an ink that is stably dissolved or dispersed in an aqueous medium (C) such as water, and the structure (by the heat treatment after printing on the recording medium).
- a crosslinking reaction between a1) and the structure (Y) is particularly preferable because a coating film having excellent water fastness can be formed.
- a polymer (A) having a structure (Y) containing at least one of a glycidyl group or a hydroxyl group Even when washed by an ultrasonic cleaning method or the like used for stubborn dirt cleaning, a printed image or the like that hardly causes color fading can be formed, which is particularly preferable.
- the polymer (A) having a structure (Y) containing at least one of the glycidyl group or the hydroxyl group is heated at about 100 ° C. or higher to cause the general formula (1) or the general formula (2) to be described later.
- the carboxyl group or carboxylic anhydride group derived from the chemical formula (3) reacts with the structure (Y) containing at least one of the glycidyl group or the hydroxyl group, and becomes insoluble in water. Therefore, the ink containing the polymer (A) can drastically improve the water fastness of the printed matter.
- the structure (Y) has a structure containing a glycidyl group. Is preferable in order to obtain a printed matter having further excellent water fastness.
- R 3 in the general formula (2) represents a hydrogen atom or a cation
- R 4 represents a hydrogen atom or an alkyl group.
- R 3 in the general formula (2) those similar to those exemplified as R 1 and R 2 in the general formula (1) can be used.
- R 4 in the general formula (2) include a hydrogen atom or an alkyl group such as a methyl group or an ethyl group, and a hydrogen atom is preferable.
- the polymer (A) it is preferable to use a combination of the structure (a1) represented by the general formula (1) and the structure (Z) represented by the general formula (2).
- a combination of the structure (a1) represented by the general formula (1) and the structure (Z) represented by the general formula (2) thereby, for example, even when washed with water, warm water, etc., water fastness at a level that does not cause peeling from a recording medium such as a fabric such as a printed image, and excellent resolubility (for example, When the ink is ejected again from the ink jet ejection nozzle to which the ink component is adhered, the ink component is dissolved and ejected in the ink, thereby preventing an abnormal ejection direction or the like due to the adhered ink component. ) Can be obtained.
- the structure (a1) represented by the general formula (1) and the structure (Z) represented by the general formula (2) It is preferable to use a polymer having a combination of and in order to obtain an ink that has both excellent water fastness and excellent resolubility.
- the mass% of the structure (a1) contained in the polymer (A) is expressed as W a1 .
- the mass% of the structure (Z) contained in the polymer (A) is defined as W z , the polymer (A) in which W a1 + 0.5 ⁇ W z is 1 mass% or more may be used.
- the dispersion stability of the polymer (A) in the water-based ink becomes good, and during the storage of the ink, the sedimentation of the polymer (A) can be suppressed, and the viscosity change and particle size change of the ink can be suppressed. preferable.
- the upper limit of W a1 + 0.5 ⁇ W z is 40% by mass or less so that the viscosity of the ink is suitable for an inkjet printing method (preferably a temperature of 25 In an environment of ° C., it is preferably adjusted to 3 mPa ⁇ s to 30 mPa ⁇ s, more preferably 5 mPa ⁇ s to 15 mPa ⁇ s), and more preferably 20% by mass or less.
- the polymer (A) for example, a polymer obtained by polymerizing a monomer having a polymerizable unsaturated bond can be used.
- maleic anhydride maleic acid, fumaric acid and the like
- maleic anhydride can be used. In order to achieve better water fastness, it is preferable.
- Examples of the monomer include styrene, ⁇ -methylstyrene, vinyltoluene, 4-tert-butylstyrene, chlorostyrene when the aromatic cyclic structure (a2) is introduced into the polymer (A). It is preferable to use vinyl anisole, vinyl naphthalene or the like.
- acrylic acid or methacrylic acid can be used for introducing the structure represented by the general formula (2) into the polymer (A).
- glycidyl (meth) acrylate, glycidyl allyl ether or the like can be used, and glycidyl methacrylate is particularly preferable. .
- hydroxyalkyl such as 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxyethyl methacrylate, 2-hydroxypropyl acrylate
- (Meth) acrylate can be used, and among them, 2-hydroxyethyl methacrylate is preferably used.
- vinyl esters such as vinyl acetate, vinylcyan compounds such as acrylonitrile and methacrylonitrile, vinylidene chloride, if necessary Ethylenically unsaturated having a carboxyl group such as halogenated monomers such as vinyl chloride, olefins such as ethylene and propylene, dienes such as butadiene and chloroprene, vinyl monomers such as vinyl ether, vinyl ketone and vinyl pyrrolidone, and crotonic acid Monomers such as acrylamide such as carboxylic acid, acrylamide, methacrylamide, N, N′-dimethylacrylamide can be used.
- vinyl esters such as vinyl acetate, vinylcyan compounds such as acrylonitrile and methacrylonitrile, vinylidene chloride, if necessary Ethylenically unsaturated having a carboxyl group such as halogenated monomers such as vinyl chloride, olefins such as ethylene and propylene, dienes such as buta
- the monomer having the aromatic cyclic structure (a2) or the alkyl (meth) acrylate as the monomer adjusts the glass transition temperature of the polymer (A) to an arbitrary range. As a result, an ink excellent in fixability to a recording medium such as a fabric can be obtained, which is preferable.
- the monomer a monomer having two or more polymerizable double bonds can be used.
- Examples of the monomer include polyethylene glycol diacrylate, triethylene glycol diacrylate, 1,3-butylene glycol diacrylate, 1,4-butylene glycol diacrylate, 1,6-hexanediol diacrylate, and neopentyl glycol diacrylate.
- the structure (a1) represented by the general formula (1) or the structure represented by the chemical formula (3) can be introduced into the polymer (A).
- a polymerization initiator radical polymerization of the above-mentioned monomer and, if necessary, a monomer having the structure (Z) represented by the general formula (2), a monomer having a glycidyl group or a hydroxyl group, etc. Can be manufactured.
- organic solvent examples include aromatic solvents such as toluene and xylene; alicyclic solvents such as cyclohexanone; ester solvents such as butyl acetate and ethyl acetate; isobutanol, normal butanol, isopropyl alcohol, sorbitol, Cellosolves such as propylene glycol monomethyl ether acetate; ketones such as methyl ethyl ketone and methyl isobutyl ketone can be used alone or in combination of two or more.
- aromatic solvents such as toluene and xylene
- alicyclic solvents such as cyclohexanone
- ester solvents such as butyl acetate and ethyl acetate
- isobutanol normal butanol, isopropyl alcohol, sorbitol
- Cellosolves such as propylene glycol monomethyl ether acetate
- ketones such as methyl
- polymerization initiator examples include azo compounds such as 2,2′-azobis (isobutyronitrile), 2,2′-azobis (2-methylbutyronitrile), azobiscyanovaleric acid; Organic peroxidation such as valate, tert-butylperoxybenzoate, tert-butylperoxy-2-ethylhexanoate, di-tert-butyl peroxide, cumene hydroperoxide, benzoyl peroxide, tert-butyl hydroperoxide Materials: Inorganic peroxides such as hydrogen peroxide, ammonium persulfate, potassium persulfate, and sodium persulfate can be used alone or in combination of two or more. The polymerization initiator is preferably used in the range of 0.1% by mass to 10% by mass with respect to the total of the monomers used for the production of the polymer (A).
- azo compounds such as 2,2′-azobis (isobutyronitrile), 2,2′-azobis
- the structure (a1) represented by the general formula (1) or the structure represented by the chemical formula (3) can be introduced into the polymer (A).
- the monomer, the monomer having the structure (Z) represented by the general formula (2), the monomer having a glycidyl group or a hydroxyl group are After the polymerization, a carboxyl group is generated by ring-opening the structure represented by the chemical formula (3), and after neutralizing a part or all of the carboxyl group, it is mixed with an aqueous medium (C) such as water. It can also be produced by a phase inversion emulsification method.
- the mixture of the polymer (A) and the aqueous medium (C) obtained by the production method can be suitably used for producing an aqueous ink.
- an emulsifier is added as necessary to further improve the dispersion stability of the polymer (A) in the aqueous medium (C). May be used.
- emulsifier examples include nonionic emulsifiers such as polyoxyethylene nonylphenyl ether, polyoxyethylene lauryl ether, polyoxyethylene styryl phenyl ether, polyoxyethylene sorbitol tetraoleate, and polyoxyethylene / polyoxypropylene copolymer.
- nonionic emulsifiers such as polyoxyethylene nonylphenyl ether, polyoxyethylene lauryl ether, polyoxyethylene styryl phenyl ether, polyoxyethylene sorbitol tetraoleate, and polyoxyethylene / polyoxypropylene copolymer.
- Fatty acid salts such as sodium oleate, alkyl sulfates, alkylbenzene sulfonates, alkyl sulfosuccinates, naphthalene sulfonates, polyoxyethylene alkyl sulfates, alkane sulfonate sodium salts, sodium alkyl diphenyl ether sulfonates, etc.
- Anionic emulsifiers; cationic amines such as alkylamine salts, alkyltrimethylammonium salts, alkyldimethylbenzylammonium salts It is below.
- Examples of the aqueous medium (C) include water, organic solvents miscible with water, and mixtures thereof.
- the aqueous medium (C) only water may be used, a mixture of water and an organic solvent miscible with water may be used, or only an organic solvent miscible with water may be used. From the viewpoints of improving the efficiency and reducing the burden on the environment, it is preferable to use only water or a mixture of water and an organic solvent miscible with water, and particularly preferably only water.
- water for example, pure water such as ion exchange water, ultrafiltration water, reverse osmosis water, distilled water or ultrapure water can be used.
- water it is preferable to use water irradiated with ultraviolet light or water sterilized with hydrogen peroxide or the like because it can effectively prevent mold and bacteria from being generated in the ink of the present invention.
- the ink containing the polymer (A) obtained by the phase inversion emulsification method is slightly more storage stable than the ink containing the polymer (A) obtained by the emulsion polymerization method described later. May be reduced. Therefore, when the ink having very excellent storage stability is produced using the polymer (A) obtained by the phase inversion emulsification method, the polymer (A) is generally selected as the polymer (A).
- Use of a compound having the structure represented by the formula (2) or a compound having a structure (Y) containing at least one of a glycidyl group or a hydroxyl group is excellent in storage stability as well as excellent water fastness. This is preferable in obtaining ink having properties.
- the polymer (A) can be produced, for example, by emulsion polymerization of the aforementioned monomer in the presence of an emulsifier, a polymerization initiator, and an aqueous medium (C).
- an emulsion polymerization method it is easy to adjust the particle diameter of the polymer (A), and the degree of freedom of combination of the monomers for maintaining good storage stability of the ink is increased, and excellent storage is achieved.
- An ink having both stability and water fastness can be obtained.
- the ink containing the polymer (A) obtained by the emulsion polymerization method has excellent discharge properties when, for example, an ink discharged by the ink jet recording method is produced.
- the polymer (A) is represented by the structure (a1) represented by the general formula (1) and the structure represented by the general formula (2). It is preferable to use a polymer having a combination of (Z) in order to obtain an ink having both excellent water fastness and excellent resolubility.
- polymerization initiator the same ones as described above can be used, but a water-soluble polymerization initiator is preferably used.
- the same nonionic emulsifier, anionic emulsifier, and cationic emulsifier can be used.
- a chain transfer agent In the radical polymerization, a chain transfer agent, a neutralizing agent and the like may be used as necessary.
- chain transfer agent examples include tert-dodecyl mercaptan, n-dodecyl mercaptan, n-octyl mercaptan, xanthogen dimethylxanthogen disulfide, diisobutylxanthogen disulfide, dipentene, indene, 1,4-cyclohexadiene, dihydrofuran, Xanthene and the like.
- the particle size of the polymer (A) contained in the ink in which the polymer (A) is dispersed in the aqueous medium (C) is excellent in ink ejection properties, for example, when ejected by an ink jet recording method. In order to maintain it, it is preferably in the range of 10 nm to 700 nm, and more preferably in the range of 50 nm to 300 nm.
- the particle diameter is the volume average particle diameter (Mv) of a diluted solution obtained by diluting an aqueous dispersion of the polymer (A) with pure water so that the concentration of the polymer (A) is 0.05% by mass. It means the average value of the volume average particle diameter (Mv) calculated from the particle size distribution obtained by measuring three times using a particle size distribution meter (“Microtrac UPA150” manufactured by Nikkiso Co., Ltd.).
- a polymer having an acid value in the range of 10 to 300 mgKOH / g is more preferably used in the case of producing an aqueous ink as the ink of the present invention. It is preferable for obtaining an ink having more excellent water dispersion stability, and it is more preferable to use a polymer having an acid value in the range of 10 to 150 mgKOH / g.
- the acid value said by this invention is a theoretical value calculated based on the usage-amount of the monomer which has the carboxyl group used for manufacture of the said polymer (A), and manufactures the said polymer (A).
- a carboxylic acid anhydride such as maleic anhydride
- the aqueous medium (C) may be the polymer (A) and the aqueous medium (C) (In order to further improve the water dispersion stability of the polymer (A) in the aqueous medium (C), it is contained in the range of 30% by mass to 90% by mass with respect to the total amount of the mixture with C). The range of 40% by mass to 80% by mass is more preferable.
- the polymer (A) functions as a binder resin for fixing the colorant (B) such as a pigment contained in the ink onto the recording medium.
- the use of an ink having a high content of the polymer (A) significantly improves the fastness of printed matter such as washing fastness, dry friction fastness and wet friction fastness. This is preferable because it is possible.
- a printed matter obtained by printing an ink having a high content of the polymer (A) on a fabric tends to have a slightly hard texture.
- the polymer (A) is preferably contained in an amount of 1% by mass to 20% by mass, and more preferably 2% by mass to 10% by mass with respect to the total mass of the ink.
- an ink containing a colorant (B) can be used.
- a colorant (B) for example, a pigment or a dye can be used, and a pigment is preferably used.
- the pigment for example, an inorganic pigment or an organic pigment can be used.
- the inorganic pigment for example, carbon black produced by a known method such as titanium oxide, iron oxide, contact method, furnace method, thermal method, or the like can be used.
- organic pigment examples include azo pigments (including azo lakes, insoluble azo pigments, condensed azo pigments, chelate azo pigments), polycyclic pigments (for example, phthalocyanine pigments, perylene pigments, perinone pigments, anthraquinone pigments, quinacridone pigments, dioxazines). Pigments, thioindigo pigments, isoindolinone pigments, quinofullerone pigments, etc.), dye chelates (for example, basic dye chelates, acidic dye chelates, etc.), nitro pigments, nitroso pigments, aniline black, and the like.
- azo pigments including azo lakes, insoluble azo pigments, condensed azo pigments, chelate azo pigments
- polycyclic pigments for example, phthalocyanine pigments, perylene pigments, perinone pigments, anthraquinone pigments, quinacridone pigments, dioxazines.
- the pigment include No. manufactured by Mitsubishi Chemical Corporation as long as the pigment is used in black ink. 2300, no. 2200B, no. 900, no. 980, no. 960, no. 33, no. 40, no. 45, no. 45L, no. 52, HCF88, MCF88, MA7, MA8, MA100, etc. are Raven5750, Raven5250, Raven5000, Raven3500, Raven1255, Raven700, etc. made by Columbia, Regal 400R, Regal 330R, Regul 660R, Regul 660R, made by Cabot 700, Monarch 800, Monarch 880, Monarch 900, Monarch 1000, Monarch 1100, Monarch 1300, Monarch 1400, etc.
- pigments used in yellow ink include C.I. I. Pigment Yellow 1, 2, 12, 13, 14, 16, 17, 73, 74, 75, 83, 93, 95, 97, 98, 109, 110, 114, 120, 128, 129, 138, 150, 151, 154, 155, 174, 180, 185 and the like.
- pigments used in magenta ink include C.I. I. Pigment violet 19, C.I. I. Pigment Red 5, 7, 12, 48 (Ca), 48 (Mn), 57 (Ca), 57: 1, 112, 122, 123, 146, 168, 176, 184, 185, 202, 209 and their pigments And a mixture or solid solution of at least two pigments selected from the group consisting of:
- pigments used for cyan ink include C.I. I. Pigment blue 1, 2, 3, 15, 15: 3, 15: 4, 15: 6, 16, 22, 60, 63, 66, and the like.
- pigments used in red ink include C.I. I. CI Pigment Red 17, 49: 2, 112, 149, 150, 177, 178, 179, 188, 254, 255, and 264 are preferably used.
- pigments used in orange ink include C.I. I. Pigment orange 1, 2, 5, 7, 13, 14, 15, 16, 24, 34, 36, 38, 40, 43, 63, 64, 71, 73, 81, and the like.
- pigments used in green ink include C.I. I. Pigment green 7, 10, 36, 58, 59, and the like.
- pigments used in violet ink include C.I. I. Pigment violet 19, 23, 32, 33, 36, 38, 43, 50 and the like.
- the aforementioned pigments can be used alone or in combination of two or more.
- a dry powder or a wet cake can be used.
- the pigment is preferably a pigment having a particle size of 25 ⁇ m or less, and particularly preferably a pigment having a particle size of 1 ⁇ m or less.
- a value measured using a transmission electron microscope (TEM) was adopted.
- a so-called self-dispersing pigment having a water-dispersibility imparting group such as a hydroxyl group or a carboxyl group on the surface of the pigment, or a resin-dispersed pigment in which the surface of the pigment is coated with a dispersing resin may be used. it can.
- the dispersion resin can be suitably used when the pigment is stably dispersed in water.
- the ratio of the dispersion resin and the pigment for example, when the resin dispersion type pigment is used, the mass ratio is preferably 1: 100 to 1: 1, and 1:10 to 1: A range of 1 is more preferred.
- the dispersion resin and the polymer (A) which is the binder resin are preferably used in a range where the mass ratio [dispersion resin / polymer (A)] is 0.02 to 2, Use within the range of 1 is particularly preferable for obtaining an ink having further excellent water fastness and excellent ejection stability of the ink.
- dispersion resin examples include polyvinyl alcohols, polyvinylpyrrolidones, acrylic resins having an anionic group such as acrylic acid-acrylic acid ester copolymer, styrene-acrylic acid copolymer, styrene-methacrylic acid copolymer, styrene.
- -Styrene-acrylic compounds having an anionic group such as methacrylic acid-acrylic acid ester copolymer, styrene- ⁇ -methylstyrene-acrylic acid copolymer, styrene- ⁇ -methylstyrene-acrylic acid-acrylic acid ester copolymer Resins, styrene-maleic acid copolymers, styrene-maleic anhydride copolymers, vinylnaphthalene-acrylic acid copolymers, urethane resins having an anionic group, or salts thereof can be used.
- a dispersion resin having an anionic group such as a carboxyl group in order to improve the dispersion stability of the pigment in water, and a dispersion resin having an anionic group and an aromatic group such as styrene is used.
- a dispersion resin having an anionic group and an aromatic group include a styrene-acrylic acid copolymer, a styrene-methacrylic acid copolymer, a styrene-methacrylic acid-acrylic acid ester copolymer, and a styrene- ⁇ -methylstyrene.
- -Acrylic acid copolymer styrene- ⁇ -methylstyrene-acrylic acid-acrylic ester copolymer, styrene- ⁇ -methylstyrene-methacrylic acid copolymer, styrene-maleic acid copolymer, styrene-maleic anhydride
- examples thereof include a copolymer and a vinyl naphthalene-acrylic acid copolymer.
- the dispersion resin having an anionic group and an aromatic group for example, any of a random polymer, a block polymer, and an alternating polymer can be used, but a block polymer is preferably used.
- dispersion resin having an anionic group and an aromatic group styrene, (meth) acrylic acid, (meth) acrylic acid ester and the like are polymerized by a living radical polymerization method, a living cationic polymerization method, a living anion polymerization method, or the like. What was obtained by polymerizing by living anion polymerization method etc. is preferable.
- dispersion resin obtained by polymerization by the living anion polymerization method and the like include those represented by the general formula (4).
- a 1 represents an organolithium initiator residue
- a 2 represents a polymer block of a monomer having an aromatic ring or a heterocyclic ring
- a 3 represents a polymer block containing an anionic group
- n represents an integer of 1 to 5
- B represents an aromatic group or an alkyl group.
- a 1 represents an organolithium initiator residue.
- the organic lithium initiator include methyl lithium, ethyl lithium, propyl lithium, butyl lithium (n-butyl lithium, sec-butyl lithium, iso-butyl lithium, tert-butyl lithium, etc.), pentyl lithium, hexyl lithium, Alkyllithium such as methoxymethyllithium and ethoxymethyllithium; phenylalkylenelithium such as benzyllithium, ⁇ -methylstyryllithium, 1,1-diphenyl-3-methylpentyllithium, 1,1-diphenylhexyllithium and phenylethyllithium Alkenyl lithium such as vinyl lithium, allyl lithium, propenyl lithium, butenyl lithium; ethynyl lithium, butynyl lithium, pentynyl lithium, hexynyl lithium, etc.
- Alkylithium such as phenyllithium and naphthyllithium
- Heterocyclic lithium such as 2-thienyllithium, 4-pyridyllithium and 2-quinolyllithium
- Alkyl such as tri (n-butyl) magnesiumlithium and trimethylmagnesiumlithium Examples include lithium magnesium complex.
- the weight average molecular weight of the dispersion resin is preferably from 1,000 to 100,000, more preferably from 1,000 to 30,000, in order to maintain a stable dispersion state of the pigment.
- the ink of the present invention is produced, for example, by mixing the polymer (A) or a mixture of the polymer (A) and a solvent, a colorant (B), and other additives as necessary. be able to.
- the water-based ink is, for example, an aqueous pigment dispersion containing a pigment at a high concentration as the colorant (B), and the aqueous pigment dispersion, water, a surfactant, and a polymer ( It can manufacture by mixing A) and another additive as needed.
- Examples of the method for producing the aqueous pigment dispersion include the following methods (1) to (3).
- (2) The pigment and the dispersion resin are kneaded using a kneader such as a two-roll or a mixer, and the obtained kneaded product is added with water and, if necessary, an organic solvent miscible with water.
- an organic solvent compatible with water such as methyl ethyl ketone, tetrahydrofuran, etc.
- the kneader is not particularly limited, and examples thereof include a Henschel mixer, a pressure kneader, a Banbury mixer, an intensive mixer, a planetary mixer, and a butterfly mixer.
- a stirring and dispersing device for example, an ultrasonic homogenizer, a high-pressure homogenizer, a paint shaker, a ball mill, a roll mill, a sand mill, a sand grinder, a dyno mill, a disperse mat, an SC mill, a nanomizer, or the like can be used alone or in combination of two or more. .
- a pigment containing 5% by mass to 60% by mass of the pigment with respect to the total amount of the aqueous pigment dispersion can form a printed matter with a high image density and has excellent dispersion stability. It is preferable to obtain an ink, and it is more preferable to use an aqueous pigment dispersion of 10% to 50% by mass.
- aqueous pigment dispersion since the coarse particles contained in the aqueous pigment dispersion cause deterioration in image characteristics, use an aqueous pigment dispersion from which coarse particles have been removed by centrifugal separation or filtration before and after manufacturing the ink. Is preferred.
- the aqueous pigment dispersion When the aqueous pigment dispersion is produced, it may be subjected to an impurity removal step by ion exchange treatment or ultrafiltration treatment after the dispersion step, followed by post-treatment.
- Ion exchange treatment can remove ionic substances such as cations and anions (divalent metal ions, etc.), and by ultra-treatment, impurities dissolved substances (residual substances during pigment synthesis, excess components in dispersion composition) , Resin not adsorbed to the organic pigment, mixed foreign matter, etc.) can be removed.
- a known ion exchange resin is used in the ion exchange treatment.
- the ultratreatment uses a known ultrafiltration membrane and may be either a normal type or a double capacity up type.
- the ink of the present invention comprises an aqueous pigment dispersion obtained by the above method, a polymer (A), an aqueous medium (C) such as water or an organic solvent miscible with water, and an additive as necessary. It can be manufactured by mixing.
- the ink of the present invention preferably has a pigment concentration of 1% by mass to 20% by mass in order to obtain a sufficient image density and to ensure good dispersion stability of the pigment in the ink.
- an ink containing additives such as a preservative, a viscosity modifier, a pH adjuster, a chelating agent, an antioxidant, an ultraviolet absorber, a flame retardant, a crosslinking agent, and a surfactant is used. be able to.
- humectant for example, an organic solvent or saccharide can be used.
- organic solvent examples include mono- or polyhydric alcohols, amides, ketones, keto alcohols, cyclic ethers, glycols, polyhydric alcohol lower alkyl ethers, polyalkylene glycols, glycerin, Ethylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, propylene glycol, dipropylene glycol, polypropylene glycol, 1,3-propanediol, 1,4-butanediol, 1,5-pentanediol, 1,6-hexanediol Polyols such as 1,2-hexanediol, 1,2-pentanediol, 4-methyl-1,2-pentanediol, 1,2,6-hexanetriol, trimethylolpropane, pentaerythritol, and the like Polyhydric alcohol alkyl ethers such as glycol monobutyl ether, triethylene glycol monobutyl ether
- saccharide examples include monosaccharides and polysaccharides, in addition to glucose, mannose, fructose, ribose, xylose, arabinose, lactose, galactose, aldonic acid, glucitol, maltose, cellobiose, sucrose, trehalose, maltotriose, etc.
- Alginic acid and its salts, cyclodextrins, and celluloses can be used.
- Preservatives include sodium benzoate, sodium pentachlorophenol, sodium 2-pyridinethiol-1-oxide, sodium sorbate, sodium dehydroacetate, 1,2-dibenzisothiazolin-3-one (Proxel from Arch Chemicals) GXL, Proxel XL-2, Proxel LV, Proxel AQ, Proxel BD20, Proxel DL) and the like.
- the viscosity modifier include mainly water-soluble natural or synthetic polymers such as carboxymethyl cellulose, sodium polyacrylate, polyvinyl pyrrolidone, gum arabic, and starch.
- pH adjuster examples include collidine, imidazole, phosphoric acid, 3- (N-morpholino) propanesulfonic acid, tris (hydroxymethyl) aminomethane, boric acid and the like.
- chelating agents include ethylenediaminetetraacetic acid, ethylenediaminediacetic acid, nitrilotriacetic acid, 1,3-propanediaminetetraacetic acid, diethylenetriaminepentaacetic acid, N-hydroxyethylethylenediaminetriacetic acid, iminodiacetic acid, uramildiacetic acid, Examples include 1,2-diaminocyclohexane-N, N, N ′, N′-tetraacetic acid, malonic acid, succinic acid, glutaric acid, maleic acid, and salts thereof (including hydrates).
- Antioxidants or ultraviolet absorbers include allophanates such as allophanate and methyl allophanate, biurets such as biuret, dimethylbiuret and tetramethylbiuret, L-ascorbic acid and its salts, etc.
- amphoteric surfactants and nonionic surfactants are preferably used.
- Amphoteric surfactants include lauryldimethylaminoacetic acid betaine, 2-alkyl-N-carboxymethyl-N-hydroxyethylimidazolinium betaine, coconut oil fatty acid amidopropyldimethylaminoacetic acid betaine, polyoctylpolyaminoethylglycine and other imidazoline derivatives. Is mentioned.
- nonionic surfactant examples include acetylene glycol surfactants, acetylene alcohol surfactants, polyoxyethylene nonyl phenyl ether, polyoxyethylene octyl phenyl ether, polyoxyethylene dodecyl phenyl ether, polyoxyethylene alkyl allyl ether.
- Ethers such as polyoxyethylene oleyl ether, polyoxyethylene lauryl ether, polyoxyethylene alkyl ether, polyoxyalkylene alkyl ether, polyoxyethylene oleic acid, polyoxyethylene oleic acid ester, polyoxyethylene distearic acid ester, sorbitan Laurate, sorbitan monostearate, sorbitan monooleate, sorbitan sesquioleate, polyoxyethylene Nooreeto, polyoxyethylene stearate and the like of the ester-based, silicone-based surfactants dimethylpolysiloxane, other fluorine alkyl esters, the fluorine-containing surface active agents such as perfluoroalkyl carboxylic acid salt may be used.
- an acetylene glycol surfactant and an acetylene alcohol surfactant as the surfactant.
- acetylene glycol surfactants examples include Surfynol 61, 82, 104, 420, 440, 465, 485, 2502, Dinol 604, 607, Olfin E1004, E1006 from Nissin Chemical Industry Co., Ltd. , E1010 and the like.
- silicone-based surfactant examples include Silface SAG503A and SAG014 manufactured by Nissin Chemical Industry Co., Ltd., TEGOWETKL245, 250, 260, 270, and 280 manufactured by Evonik.
- the ink of the present invention can be used as, for example, an ink for ink jet recording, an ink for screen printing, an ink for dyeing, and the like, and is preferably used as an ink for ink jet recording.
- a material having a viscosity of 25 mN / m or more and 45 mN / m or less is preferable because excellent discharge stability can be maintained.
- the surface tension can be appropriately adjusted by the surfactant, and as the ink for inkjet recording, the surfactant is contained in the range of 0.1% by mass to 2.5% by mass with respect to the total amount of the ink. It is preferable to use an ink that contains 0.1% by mass or more and 1.0% by mass or less, even if inkjet printing is performed at high speed or continuously.
- the excellent discharge stability can be maintained, so that it is possible to suppress an increase in printing defects over time, and the production efficiency of printed matter can be drastically improved.
- the ink of the present invention can be used for printing on, for example, paper, fabric, artificial leather, natural leather and the like. Since the ink of the present invention has excellent water fastness, it can be suitably used for printing on a fabric of the recording medium.
- the fabric that can be used in the present invention is preferably a medium composed of fibers, and may be a nonwoven fabric as well as a woven fabric. As the material, a cloth made of any natural fiber or synthetic fiber such as cotton, silk, wool, hemp, nylon, polyester, polyurethane, or rayon, or a cloth in which these are mixed can be used.
- Examples of the printed matter obtained by printing the ink of the present invention on the recording medium such as the fabric include clothes such as T-shirts and textile products for home textiles such as covers, sheets and curtains.
- the step [1] of attaching the ink of the present invention to a recording medium such as the cloth and heating at a temperature of 100 ° C. to 150 ° C. to heat the heavy material contained in the ink.
- a production method having a step [2] of converting the structure (a1) represented by the general formula (1) in the coalescence (A) into a structure represented by the chemical formula (3) can be mentioned.
- examples of a method for attaching the ink of the present invention to the recording medium include an ink jet recording method.
- examples of the method for attaching the ink of the present invention to a recording medium include a method of printing on a sheet recording medium and a method of printing on a roll recording medium. .
- the ink deposit obtained in the step [1] is preferably heated in the step [2].
- the heating temperature and the heating time may be arbitrarily set in consideration of the heat resistance of the recording medium such as the fabric, but preferably 1 at a temperature of 80 ° C. to 200 ° C. It is preferable to perform heating for minutes to 20 minutes, more preferably heating at a temperature of 100 ° C. to 150 ° C. for 1 minute to 10 minutes, particularly preferably heating at a temperature of 120 ° C. to 150 ° C. for 1 minute to 5 minutes.
- a part or all of the general formula (1) in the polymer (A) contained in the ink is a carboxylic acid anhydride of the chemical formula (3). Converted to a structure. Accordingly, the printed matter obtained through the step [2] does not cause peeling from a recording medium such as a fabric such as a printed image even when the printed matter is washed with water or warm water, for example. Has fastness to washing.
- Hitenol LA-12 1 0.5 parts by weight, 1.0 part by weight of a nonionic emulsifier (DKS NL-180 manufactured by Daiichi Kogyo Seiyaku Co., Ltd.) and 2.5 parts by weight of triethylamine were used. Except to give the non-volatile content of 40.0 wt% in the same manner as in Production Example 6 Acrylic copolymer aqueous dispersion (A-10).
- the polymer obtained in the above step is moved to the T-shaped micromixer M2 through the tube reactor R1 shown in FIG. 1, and the growth regulator of the polymer introduced from the tube reactor P3 ( ⁇ Trapped with methylstyrene ( ⁇ -MeSt)).
- a tert-butyl methacrylate solution in which tert-butyl methacrylate is previously dissolved in tetrahydrofuran is introduced into the T-shaped micromixer M3 from the tube reactor P4 shown in FIG. 1, and the trapped polymer moved through the tube reactor R2 and A continuous living anion polymerization reaction was performed.
- the block copolymer (PA-1) composition was prepared by quenching the living anionic polymerization reaction by supplying methanol.
- the reaction temperature was set to 24 ° C. by burying the entire microreactor shown in FIG.
- the obtained block copolymer (PA-1) composition was hydrolyzed by treating with a cation exchange resin, then distilled off under reduced pressure, and the resulting solid was pulverized to obtain a weight average molecular weight of 2710.
- a powdery dispersion resin (P-1) having an acid value of 145 was obtained.
- aqueous ink 25.0 parts by mass of the aqueous pigment dispersion (B-1), 1.0 part by mass of a surfactant (Surfinol 440), the aqueous dispersion of acrylic copolymer (A- 1) 30.0 parts by mass, 25.0 parts by mass of glycerin as a moisturizer, 5.0 parts by mass of triethylene glycol, and ion-exchanged water so that the total mass is 100, a dispersion stirrer (special machine) Water-based ink (C1) was obtained by sufficiently stirring with TK Homo Disper L) manufactured by Chemical Industries.
- TK Homo Disper L Water-based ink
- Example 2 Preparation of aqueous ink Example 1 except that the acrylic copolymer aqueous dispersion (A-2) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C2) was obtained in the same manner.
- Example 3 Preparation of aqueous ink Example 1 except that the acrylic copolymer aqueous dispersion (A-3) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C3) was obtained in the same manner.
- Example 4 Preparation of aqueous ink Example 1 except that the acrylic copolymer aqueous dispersion (A-4) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C4) was obtained in the same manner.
- Example 5 Preparation of aqueous ink Example 1 except that the acrylic copolymer aqueous dispersion (A-5) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C5) was obtained in the same manner.
- Example 6 Preparation of aqueous ink Example 1 except that the acrylic copolymer aqueous dispersion (A-6) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C6) was obtained in the same manner.
- Example 7 Preparation of water-based ink Except for using 15.0 parts by mass of the acrylic copolymer aqueous dispersion (A-7) instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C7) was obtained in the same manner as in Example 1.
- Example 8 Preparation of water-based ink Except that 15.0 parts by mass of the acrylic copolymer aqueous dispersion (A-8) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C8) was obtained in the same manner as in Example 1.
- Example 9 Preparation of water-based ink Except that 15.0 parts by mass of the acrylic copolymer aqueous dispersion (A-9) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C9) was obtained in the same manner as in Example 1.
- Example 10 Preparation of water-based ink Except for using 15.0 parts by mass of the acrylic copolymer aqueous dispersion (A-10) instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (C10) was obtained in the same manner as in Example 1.
- ⁇ Comparative Example 1> Preparation of aqueous ink Example 1 except that the acrylic copolymer aqueous dispersion (A-S1) was used instead of the acrylic copolymer aqueous dispersion (A-1). A water-based ink (D1) was obtained in the same manner.
- Rate of change (%) [ ⁇ (viscosity of aqueous ink after standing) ⁇ (viscosity of aqueous ink immediately after production) ⁇ / (viscosity of aqueous ink immediately after production)]
- ⁇ Within ⁇ 5% ⁇ : Less than ⁇ 10% ⁇ : Less than ⁇ 10-20% ⁇ : More than ⁇ 20%
- OD residual ratio (%) OD of fabric after test / OD of fabric before test ⁇ : 95% or more ⁇ : 80% to less than 95% ⁇ : less than 80%
- Tables 4 to 6 show the compositions of water-based inks of Examples and Comparative Examples and various evaluation results.
- the ink of the present invention has a very good washing fastness (gray scale) of 4-5 grade, and a very good water fastness with excellent ultrasonic wash resistance. It is possible to achieve both the storage stability of the ink.
- T-shaped micromixer M1 2 T-shaped micromixer M2 3: T-shaped micromixer M3 4: Tube reactor R1 5: Tube reactor R2 6: Tube reactor R3 7: Tube reactor P1 for pre-cooling 8: Tube reactor P2 for pre-cooling 9: Tube reactor P3 for pre-cooling 10: Tube reactor P4 for pre-cooling
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Abstract
Description
しかし、従来のインクを用いて印刷された繊維製品は、水や温水等で洗濯された場合に、印刷画像等の繊維からの剥れを引き起こし、繊維製品の意匠性の著しい低下を引き起こす場合があった。
また、本発明のインクのうち特定のインクは、例えば頑固な汚れの洗浄に使用される超音波洗浄法等で洗濯された場合であっても、色落ちを引き起こすことがないレベルの洗濯堅牢性を有する印刷画像等を備えた印刷物を得ることができる。
また、前記重合体(A)として、前記した構造(a1)の他に、グリシジル基または水酸基のうち少なくとも1つを含む構造(Y)を有するものを使用することが、例えば衣服等に付着した頑固な汚れの洗浄に使用される超音波洗浄法等で洗濯された場合であっても、色落ちを引き起こしにくい印刷画像等を形成できるため特に好ましい。
前記重合体(A)としては、後述する一般式(2)で示される構造(Z)を有する重合体(A)を使用する場合、前記構造(Y)としてはグリシジル基を含む構造を有するものを使用することが、より一層優れた耐水堅牢性を備えた印刷物を得るうえで好ましい。
とりわけ、前記重合体(A)の製造方法として、後述するエマルジョン重合法を採用する場合、前記一般式(1)で示される構造(a1)と、一般式(2)で示される構造(Z)とを組み合わせ有する重合体を使用することが、より一層優れた耐水堅牢性と、優れた再溶解性とを両立したインクを得るうえで好ましい。
前記水性媒体(C)としては、水のみを用いても良く、水及び水と混和する有機溶剤との混合物を用いても良く、水と混和する有機溶剤のみを用いても良いが、安全性の向上と環境に対する負荷低減の観点から、水のみ、または、水及び水と混和する有機溶剤との混合物を使用することが好ましく、水のみを使用することが特に好ましい。
また、前記エマルジョン重合法によって重合体(A)を製造する場合には、前記重合体(A)として前記一般式(1)で示される構造(a1)と、一般式(2)で示される構造(Z)とを組み合わせ有する重合体を使用することが、より一層優れた耐水堅牢性と、優れた再溶解性とを両立したインクを得るうえで好ましい。
前記顔料としては、例えばドライパウダー及びウェットケーキ状のものを使用することができる。
前記アニオン性基及び芳香族基を有する分散樹脂としては、例えばスチレン-アクリル酸共重合体、スチレン-メタクリル酸共重合体、スチレン-メタクリル酸-アクリル酸エステル共重合体、スチレン-α-メチルスチレン-アクリル酸共重合体、スチレン-α-メチルスチレン-アクリル酸-アクリル酸エステル共重合体、スチレン-α-メチルスチレン-メタクリル酸共重合体、スチレン-マレイン酸共重合体、スチレン-無水マレイン酸共重合体、ビニルナフタレン-アクリル酸共重合体等が挙げられる。
前記アニオン性基及び芳香族基を有する分散樹脂としては、例えばランダムポリマー、ブロックポリマー、交互ポリマーのいずれも使用できるが、ブロックポリマーを使用することが好ましい。
前記インクのなかでも、水性インクは、例えば着色剤(B)として顔料を高濃度で含有する水性顔料分散体を製造し、前記水性顔料分散体と、水と、界面活性剤と、重合体(A)と、必要に応じてその他の添加剤とを混合することによって製造することができる。
(1)分散樹脂及び水を含有する混合物に、顔料を添加した後、攪拌分散装置を用いて顔料を前記混合物中に分散させることにより水性顔料分散体を調製する方法。
(2)顔料及び分散樹脂を2本ロールやミキサー等の混練機を用いて混練し、得られた混練物を、水、および必要に応じて水と混和する有機溶剤を添加し、攪拌分散装置を用いて水性顔料分散体を調製する方法。
(3)メチルエチルケトン、テトラヒドロフラン等のような水と相溶性を有する有機溶剤中に分散樹脂を溶解して得られた溶液に顔料を添加した後、攪拌分散装置を用いて顔料を有機溶液中に分散させ、次いで水性媒体を用いて転相乳化させた後、前記有機溶剤を留去し水性顔料分散体を調製する方法。
攪拌分散装置としては、例えば、超音波ホモジナイザー、高圧ホモジナイザー、ペイントシェーカー、ボールミル、ロールミル、サンドミル、サンドグラインダー、ダイノーミル、ディスパーマット、SCミル、ナノマイザー等を単独または2種類以上組み合わせて使用することができる。
本発明で使用可能な布帛は、繊維で構成される媒体であることが好ましく、織物の他不織布でもよい。素材は綿、絹、羊毛、麻、ナイロン、ポリエステル、ポリウレタン、レーヨン等の任意の天然繊維や合成繊維からなる布帛や、これらが混紡された布帛を用いることができる。
前記印刷物の製造方法としては、例えば前記布帛等の被記録媒体に本発明のインクを付着させる工程[1]、及び、100℃~150℃の温度で加熱することによって前記インクに含まれる前記重合体(A)中の一般式(1)で示される構造(a1)を化学式(3)で示される構造に変換する工程[2]を有する製造方法が挙げられる。
前記工程[1]において、本発明のインクを前記被記録媒体に付着させる方式としては、例えばインクジェット記録方式が挙げられる。
また、前記工程[1]において、本発明のインクを被記録媒体に付着させる方法としては、例えば枚葉の被記録媒体に印刷する方法や、ロール状の被記録媒体に印刷する方法が挙げられる。
前記工程[2]での加熱工程では、布帛等の被記録媒体の耐熱性などを考慮し、加熱温度や加熱時間を任意に設定すればよいが、好ましくは80℃~200℃の温度で1分~20分間の加熱、より好ましくは100℃~150℃の温度で1分~10分間の加熱、特に好ましくは120℃~150℃の温度で1分~5分間の加熱を行うことが好ましい。
前記工程[2]では、前記加熱工程を経ることによって、前記インクに含まれる前記重合体(A)中の一般式(1)の一部または全部がカルボン酸無水物である化学式(3)の構造に変換される。これにより、工程[2]を経て得られた印刷物は、例えば水や温水等で洗濯された場合であっても、印刷画像等の布帛等の被記録媒体からの剥れを引き起こすことがないレベルの洗濯堅牢性を有する。
(製造例1:アクリル共重合体水分散体(A-1)の合成)
還流コンデンサー、窒素ガス導入管、攪拌器、滴下装置及び温度計を備えた窒素置換された容器にメチルエチルケトン41.0質量部を仕込み75℃に昇温し、これに2,2’-アゾビス(2-メチルブチロニトリル)を0.12質量部加えた後、スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、メチルエチルケトン24.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の溶解混合物と2,2’-アゾビス(2-メチルブチロニトリル)0.36質量部をそれぞれ3時間かけて滴下し反応を行った。滴下終了から引き続き1時間攪拌を行った後、2,2’-アゾビス(2-メチルブチロニトリル)0.12質量部を追加し、さらに5時間攪拌を行った後、2,2’-アゾビス(2-メチルブチロニトリル)0.2質量部を追加し4.5時間攪拌を行った。
スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン31.1質量部、n-ブチルアクリレート58.9質量部、無水マレイン酸8質量部及びグリシジルメタクリレート2質量部を使用したこと以外は、製造例1と同様の方法で不揮発分20.0質量%のアクリル共重合体水分散体(A-2)を得た。
スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン30.0質量部、n-ブチルアクリレート57.9質量部、無水マレイン酸4.1質量部、グリシジルメタクリレート2.0質量部及びアクリル酸6.0質量部を使用したこと以外は、製造例1と同様の方法で不揮発分20.0質量%のアクリル共重合体水分散体(A-3)を得た。
スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン26.0質量部、n-ブチルアクリレート65.0質量部、無水マレイン酸8.0質量部及び2-ヒドロキシエチルメタクリレート1.0質量部を使用したこと以外は、製造例1と同様の方法で不揮発分20.0質量%のアクリル共重合体水分散体(A-4)を得た。
スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン33.0質量部、n-ブチルアクリレート59.0質量部、及び無水マレイン酸8.0質量部を使用したこと以外は、製造例1と同様の方法で不揮発分20.0質量%のアクリル共重合体水分散体(A-5)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部、イオン交換水35.0質量部、及びアニオン性乳化剤(第一工業製薬株式会社製「ハイテノールLA-12」)2.5質量部を混合した後、ホモジナイザー(特殊機化工業株式会社製「TKホモディスパー」)を用いて乳化して単量体乳化物137.5質量部を調製した。
還流コンデンサー、窒素ガス導入管、攪拌器、滴下装置、及び温度計を備えた反応容器に、純水50質量部を加え80℃まで昇温した後、予め作製した単量体乳化物4.1質量部および3質量%過硫酸アンモニウム水溶液を3.9質量部加え、さらに5分後に単量体乳化物133.4質量部と3質量%過硫酸アンモニウム水溶液2.9質量部を2.5時間かけて反応容器内に滴下した。滴下終了後に25質量%アンモニア水溶液10質量部を加え、さらにその後2.9質量%tert-ブチルハイドロパーオキサイド水溶液を5.15質量部と2質量%メタ重亜硫酸ナトリウム水溶液5.1質量部を加え2時間攪拌した。得られた樹脂エマルジョンを常温まで冷却した後、25質量%アンモニア水溶液を10.0質量部加え、無水マレイン酸由来の構造の開環、中和およびイオン交換水を用いて不揮発分の調整を行い、前記重合体(A)の水性樹脂エマルジョンである不揮発分40.0質量%のアクリル共重合体水分散体(A-6)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン32.3質量部、n-ブチルアクリレート62.0質量部、無水マレイン酸3.7質量部、及び2-ヒドロキシエチルメタクリレート2.0質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-7)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン32.8質量部、n-ブチルアクリレート63.5質量部、無水マレイン酸1.5質量部、及びアクリル酸2.2質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-8)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン31.5質量部、n-ブチルアクリレート63.5質量部、無水マレイン酸2.0質量部、及びアクリル酸3.0質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-9)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部、アニオン性乳化剤(第一工業製薬株式会社製「ハイテノールLA-12」)2.5質量部、25質量%アンモニア水溶液を10.0質量部の代わりに、スチレン32.3質量部、n-ブチルアクリレート63.0質量部、無水マレイン酸2.2質量部、アクリル酸1.5質量部、2-ヒドロキシエチルメタクリレート1.0質量部、アニオン性乳化剤(第一工業製薬株式会社製「ハイテノールLA-12」)1.5質量部、ノニオン性乳化剤(第一工業製薬株式会社製「DKS NL-180」)1.0質量部、及びトリエチルアミン2.5質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-10)を得た。
スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン26.0質量部、n-ブチルアクリレート62.0質量部、アクリル酸12.0質量部を使用したこと以外は、製造例1と同様の方法で不揮発分20.0質量%のアクリル共重合体水分散体(A-S1)を得た。
スチレン26.0質量部、n-ブチルアクリレート64.0質量部、無水マレイン酸8.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、スチレン25.0質量部、n-ブチルアクリレート61.0質量部、アクリル酸12.0質量部、及びグリシジルメタクリレート2.0質量部を使用したこと以外は、製造例1と同様の方法で不揮発分20.0質量%のアクリル共重合体水分散体(A-S2)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、n-ブチルアクリレート63.0質量部、スチレン35.0質量部、及びアクリル酸2.0質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-S3)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、n-ブチルアクリレート62.0質量部、スチレン26.0質量部、及びアクリル酸12.0質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-S4)を得た。
スチレン29.0質量部、n-ブチルアクリレート59.0質量部、 無水マレイン酸4.0質量部、アクリル酸6.0質量部、2-ヒドロキシエチルメタクリレート2.0質量部の代わりに、n-ブチルアクリレート62.5質量部、スチレン32.5質量部、アクリル酸3.0質量部、及びグリシジルメタクリレート2.0質量部を使用したこと以外は、製造例6と同様の方法で不揮発分40.0質量%のアクリル共重合体水分散体(A-S5)を得た。
MAH :無水マレイン酸
ST :スチレン
BA :n-ブチルアクリレート
AA :アクリル酸
GMA :グリシジルメタクリレート
HEMA :2-ヒドロキシエチルメタクリレート
BuLiのヘキサン溶液と、スチレンを予めテトラヒドロフランに溶解したスチレン溶液とを、図1に示すチューブリアクターP1及びP2から、T字型マイクロミキサーM1に導入し、リビングアニオン重合させることによって重合体を得た。
(BuLi/スチレン/α-メチルスチレン/tert-ブチルメタクリレート)=1.0/12.0/1.3/8.1であった。
得られた分散樹脂(P-1)の酸価は以下のように測定した。
顔料としてFastogen Super Magenta RY(DIC株式会社製、C.I.Pigment Red 122)を150質量部、前記分散樹脂(P-1)を30質量部、トリエチレングリコールを150質量部、34質量%水酸化カリウム水溶液11.5質量部を、1.0Lのインテンシブミキサー(日本アイリッヒ株式会社)に仕込み、ローター周速2.94m/s、パン周速1m/sで、60分間混練した。
前記水性顔料分散体(B-1)25.0質量部、界面活性剤(サーフィノール440)1.0質量部、前記アクリル共重合体水分散体(A-1)を30.0質量部、保湿剤としてグリセリンを25.0質量部、トリエチレングリコールを5.0質量部、および合計質量が100となるようイオン交換水を混合し、分散攪拌機(特殊機化工業(株)製のTKホモディスパー L)で十分に攪拌することによって水性インク(C1)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-2)を使用すること以外は、実施例1と同様の方法で水性インク(C2)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-3)を使用すること以外は、実施例1と同様の方法で水性インク(C3)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-4)を使用すること以外は、実施例1と同様の方法で水性インク(C4)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-5)を使用すること以外は、実施例1と同様の方法で水性インク(C5)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-6)を使用すること以外は、実施例1と同様の方法で水性インク(C6)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-7)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(C7)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-8)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(C8)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-9)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(C9)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-10)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(C10)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-S1)を使用すること以外は、実施例1と同様の方法で水性インク(D1)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-S2)を使用すること以外は、実施例1と同様の方法で水性インク(D2)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-S3)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(D3)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-S4)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(D4)を得た。
前記アクリル共重合体水分散体(A-1)の代わりに、前記アクリル共重合体水分散体(A-S5)を15.0質量部使用すること以外は、実施例1と同様の方法で水性インク(D5)を得た。
上記方法で製造した直後の水性インクの粘度を、25℃の環境下でE型粘度計を用いて測定した。
変化率(%)=〔{(前記静置後の水性インクの粘度)-(前記製造直後の水性インクの粘度)}/(前記製造直後の水性インクの粘度)〕
〇:±10%未満
△:±10~20%未満
×:±20%以上
5cm×7.5cmの綿布帛を入れた300mLポリカップへ水性インク0.9mLを加え、綿布帛に水性インクを均一に浸透させた。ポリカップから綿布帛を取り出しウエスで挟み余分な水性インクを除いた後、150℃、5分間の加熱処理を行うことで評価用布帛を作製した。
前記評価用布帛の洗濯堅牢性を、JIS L 0844:2005のA-2法に準拠して、試験した後、JIS L 0801:2004の変退色用グレースケールを用いた視感法の判定基準にしたがって、1級~5級で等級を判定した。なお、等級は、1級が最も退色が大きく、5級に近づくほど退色が少ないことを示し、「4-5級」以上のものを耐水堅牢性に優れると評価した。
前記評価用布帛の洗濯堅牢性を、JIS L 0844:2005のA-2法に準拠して、試験した後の布帛のODをX-Rite500(X-Rite社製)にて評価し、試験前の布帛のODの残存率を算出し、以下の基準に基づき評価した。
OD残存率(%)=試験後の布帛のOD/試験前の布帛のOD
〇:95%以上
△:80%~95%未満
×:80%未満
前記方法で作製した評価用布帛を2cm×2cmに裁断し、JIS L 0844:2005のA-2法で使用される洗濯液を50℃に加温したもの12mLと共に20mLガラス容器に密閉した後、超音波洗浄機Vs-F100(ASONE社製)を用いて30分間超音波洗浄を行った。洗浄後の洗濯液及び評価用布帛の色に基づき下記の判定基準により目視で判定した。
△:洗濯液への着色がごく僅かに確認され、評価用布帛の印字濃度の低下をごく僅かに確認できた。
×:洗濯液への明らかな着色が確認され、評価用布帛の印字濃度の著しい低下が確認された。
2:T字型マイクロミキサーM2
3:T字型マイクロミキサーM3
4:チューブリアクターR1
5:チューブリアクターR2
6:チューブリアクターR3
7:プレクーリングの為のチューブリアクターP1
8:プレクーリングの為のチューブリアクターP2
9:プレクーリングの為のチューブリアクターP3
10:プレクーリングの為のチューブリアクターP4
Claims (13)
- 前記重合体(A)がさらに芳香族環式構造(a2)を有するものである請求項1に記載のインク。
- 前記重合体(A)が、さらにグリシジル基または水酸基のうち少なくとも1つを含む構造(Y)を有するものである請求項1または2に記載のインク。
- 前記重合体(A)は、前記重合体(A)全体に対する前記構造(a1)の質量割合(質量%)をWa1、前記構造(Z)の質量割合(質量%)をWzとした場合に、Wa1+0.5×Wzが1質量%~20質量%の範囲のものである請求項4に記載のインク。
- 前記重合体(A)が、前記重合体(A)全量に対して、前記構造(a1)を1質量%~20質量%の範囲で有するものである請求項1~5のいずれか1項に記載のインク。
- 前記重合体(A)が、前記インクの全量に対して2質量%~10質量%の範囲で含まれる請求項1~6のいずれか1項に記載のインク。
- さらに、着色剤(B)と水性媒体(C)とを含有する請求項1~7のいずれか1項に記載のインク。
- 布帛への印刷に使用する請求項1~8のいずれか1項に記載のインク。
- 布帛に、請求項1~9のいずれか1項に記載のインクの硬化物が付着した構成を有することを特徴とする印刷物。
- 前記印刷物が繊維製品である請求項11に記載の印刷物の製造方法。
- 前記インクを付着させる工程[1]がインクジェット記録方式でインクを付着させる工程である請求項11または12に記載の印刷物の製造方法。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018554428A JP6528912B2 (ja) | 2017-05-30 | 2018-05-17 | インク、印刷物及び印刷物の製造方法 |
| CN201880033221.5A CN110637066A (zh) | 2017-05-30 | 2018-05-17 | 油墨、印刷物和印刷物的制造方法 |
| EP18809015.3A EP3632998B1 (en) | 2017-05-30 | 2018-05-17 | Ink, printed article, and method of manufacturing printed article |
| US16/611,076 US12091560B2 (en) | 2017-05-30 | 2018-05-17 | Ink, printed article, and method of manufacturing printed article |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017106547 | 2017-05-30 | ||
| JP2017-106547 | 2017-05-30 | ||
| JP2017-120463 | 2017-06-20 | ||
| JP2017120463 | 2017-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2018221235A1 true WO2018221235A1 (ja) | 2018-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2018/019054 Ceased WO2018221235A1 (ja) | 2017-05-30 | 2018-05-17 | インク、印刷物及び印刷物の製造方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12091560B2 (ja) |
| EP (1) | EP3632998B1 (ja) |
| JP (1) | JP6528912B2 (ja) |
| CN (1) | CN110637066A (ja) |
| WO (1) | WO2018221235A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021091165A (ja) * | 2019-12-11 | 2021-06-17 | Dic株式会社 | 印刷物品質の調整方法 |
| JP2023080839A (ja) * | 2021-11-30 | 2023-06-09 | セイコーエプソン株式会社 | 非白色捺染インクジェットインク組成物、インクセット、及び記録方法 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09118728A (ja) * | 1995-09-01 | 1997-05-06 | Union Carbide Chem & Plast Technol Corp | 水性ビニル重合体分散液 |
| JP2008024830A (ja) * | 2006-07-21 | 2008-02-07 | Konica Minolta Holdings Inc | インクジェット用インク、インクジェット記録方法 |
| JP2010229249A (ja) * | 2009-03-26 | 2010-10-14 | Seiko Epson Corp | インクジェット捺染用インク組成物および捺染方法 |
| WO2016125869A1 (ja) * | 2015-02-06 | 2016-08-11 | コニカミノルタ株式会社 | インクジェットインク、インクジェット捺染方法、インクジェット捺染方法によって捺染された布帛およびインクジェット捺染システム |
| JP2016199643A (ja) | 2015-04-08 | 2016-12-01 | Dic株式会社 | 捺染剤及び布帛物 |
| WO2016190208A1 (ja) * | 2015-05-28 | 2016-12-01 | Dic株式会社 | 顔料捺染剤及びそれを用いた布帛 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598118A (en) * | 1983-06-28 | 1986-07-01 | S. C. Johnson & Son, Inc. | Coatings containing an alphaolefin terpolymer |
| JP2895696B2 (ja) * | 1992-12-17 | 1999-05-24 | キヤノン株式会社 | インクジェット捺染用布帛、それを用いたインクジェット捺染方法及び捺染物 |
| CN1154972A (zh) * | 1995-09-01 | 1997-07-23 | 联合碳化化学品及塑料技术公司 | 乙烯基聚合物的水分散体 |
| US6232369B1 (en) * | 1996-12-27 | 2001-05-15 | E. I. Du Pont De Nemours And Company | Ink jet inks containing hydrosols as polymer additives |
| US6194510B1 (en) * | 1997-11-12 | 2001-02-27 | S. C. Johnson Commercial Markets, Inc. | Aqueous dispersions of non-gelled polymeric compositions having designated amounts of reactive groups |
| US7563842B2 (en) * | 2004-10-22 | 2009-07-21 | Hewlett-Packard Development Company, L.P. | Ink formulations, modified pigment-based ink formulations and methods of making |
| JP5118832B2 (ja) * | 2006-08-22 | 2013-01-16 | 株式会社リコー | 記録用インク及びインクメディアセット、並びにインクカートリッジ、インクジェット記録方法及びインクジェット記録装置 |
| EP2078786A3 (en) * | 2008-01-10 | 2011-01-05 | Diehlmann, Gernot, Dr. | Method for printing on non-white absorbent materials |
| JP2009166387A (ja) * | 2008-01-17 | 2009-07-30 | Ricoh Co Ltd | 画像形成方法および画像形成記録物 |
| JP5837765B2 (ja) * | 2011-06-02 | 2015-12-24 | 株式会社松井色素化学工業所 | インクジェット捺染用インク |
| EP2548901A1 (en) * | 2011-07-19 | 2013-01-23 | Cytec Surface Specialties, S.A. | Process for the preparation of radiation curable compositions |
| WO2017069013A1 (ja) * | 2015-10-19 | 2017-04-27 | Dic株式会社 | 捺染剤、捺染剤の製造方法及び布帛物 |
| NL2019837B1 (en) * | 2016-10-31 | 2022-09-08 | Cabot Corp | Polymers for inkjet ink compositions |
-
2018
- 2018-05-17 WO PCT/JP2018/019054 patent/WO2018221235A1/ja not_active Ceased
- 2018-05-17 EP EP18809015.3A patent/EP3632998B1/en active Active
- 2018-05-17 CN CN201880033221.5A patent/CN110637066A/zh active Pending
- 2018-05-17 JP JP2018554428A patent/JP6528912B2/ja active Active
- 2018-05-17 US US16/611,076 patent/US12091560B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09118728A (ja) * | 1995-09-01 | 1997-05-06 | Union Carbide Chem & Plast Technol Corp | 水性ビニル重合体分散液 |
| JP2008024830A (ja) * | 2006-07-21 | 2008-02-07 | Konica Minolta Holdings Inc | インクジェット用インク、インクジェット記録方法 |
| JP2010229249A (ja) * | 2009-03-26 | 2010-10-14 | Seiko Epson Corp | インクジェット捺染用インク組成物および捺染方法 |
| WO2016125869A1 (ja) * | 2015-02-06 | 2016-08-11 | コニカミノルタ株式会社 | インクジェットインク、インクジェット捺染方法、インクジェット捺染方法によって捺染された布帛およびインクジェット捺染システム |
| JP2016199643A (ja) | 2015-04-08 | 2016-12-01 | Dic株式会社 | 捺染剤及び布帛物 |
| WO2016190208A1 (ja) * | 2015-05-28 | 2016-12-01 | Dic株式会社 | 顔料捺染剤及びそれを用いた布帛 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP3632998A4 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021091165A (ja) * | 2019-12-11 | 2021-06-17 | Dic株式会社 | 印刷物品質の調整方法 |
| JP2023080839A (ja) * | 2021-11-30 | 2023-06-09 | セイコーエプソン株式会社 | 非白色捺染インクジェットインク組成物、インクセット、及び記録方法 |
| JP7800792B2 (ja) | 2021-11-30 | 2026-01-16 | セイコーエプソン株式会社 | 非白色捺染インクジェットインク組成物、インクセット、及び記録方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3632998B1 (en) | 2023-12-13 |
| JPWO2018221235A1 (ja) | 2019-06-27 |
| US12091560B2 (en) | 2024-09-17 |
| US20200148900A1 (en) | 2020-05-14 |
| EP3632998A4 (en) | 2021-02-24 |
| EP3632998A1 (en) | 2020-04-08 |
| JP6528912B2 (ja) | 2019-06-12 |
| CN110637066A (zh) | 2019-12-31 |
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