WO2011001928A1 - マイケル付加反応物及び活性エネルギー線硬化性組成物 - Google Patents
マイケル付加反応物及び活性エネルギー線硬化性組成物 Download PDFInfo
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- WO2011001928A1 WO2011001928A1 PCT/JP2010/060952 JP2010060952W WO2011001928A1 WO 2011001928 A1 WO2011001928 A1 WO 2011001928A1 JP 2010060952 W JP2010060952 W JP 2010060952W WO 2011001928 A1 WO2011001928 A1 WO 2011001928A1
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- 0 CCC(*C*)(C(c(cc1)ccc1N1CCNCC1)=O)c1ccccc1 Chemical compound CCC(*C*)(C(c(cc1)ccc1N1CCNCC1)=O)c1ccccc1 0.000 description 3
- HLLZENOXSGESHB-UHFFFAOYSA-N CC(C)(C(C(CC1)C=CC1N1CCNCC1)O)NCCN Chemical compound CC(C)(C(C(CC1)C=CC1N1CCNCC1)O)NCCN HLLZENOXSGESHB-UHFFFAOYSA-N 0.000 description 1
- FAULMKXUICAAEA-UHFFFAOYSA-N CC(C)(C(CCCCNC)I)C(c(cc1)ccc1N(C)CCNC)=O Chemical compound CC(C)(C(CCCCNC)I)C(c(cc1)ccc1N(C)CCNC)=O FAULMKXUICAAEA-UHFFFAOYSA-N 0.000 description 1
- DVAGKVMKVLILJQ-UHFFFAOYSA-N CC(C)(C(c(cc1)ccc1N1CCNCC1)=O)N1CCNCC1 Chemical compound CC(C)(C(c(cc1)ccc1N1CCNCC1)=O)N1CCNCC1 DVAGKVMKVLILJQ-UHFFFAOYSA-N 0.000 description 1
- GYHTWUIMDHGUGQ-UHFFFAOYSA-N CC(C)(C(c(cc1)ccc1N1CCNCC1)=O)N1CCOCC1 Chemical compound CC(C)(C(c(cc1)ccc1N1CCNCC1)=O)N1CCOCC1 GYHTWUIMDHGUGQ-UHFFFAOYSA-N 0.000 description 1
- HZKOLJKEGWJTOV-UHFFFAOYSA-N CC(C)(C(c(cc1)ccc1S)=O)N1CCOCC1 Chemical compound CC(C)(C(c(cc1)ccc1S)=O)N1CCOCC1 HZKOLJKEGWJTOV-UHFFFAOYSA-N 0.000 description 1
- OPWATLRQOQWWMS-UHFFFAOYSA-N CC(C)(C(c(cc1)ccc1SC)=O)N1CCNCC1 Chemical compound CC(C)(C(c(cc1)ccc1SC)=O)N1CCNCC1 OPWATLRQOQWWMS-UHFFFAOYSA-N 0.000 description 1
- UIXUDFZYZWDLCA-UHFFFAOYSA-N CC1(C)OC1(c(cc1)ccc1N)OC Chemical compound CC1(C)OC1(c(cc1)ccc1N)OC UIXUDFZYZWDLCA-UHFFFAOYSA-N 0.000 description 1
- QQTBXQVLUSQGGL-UHFFFAOYSA-N CCC(Cc(cc1)ccc1NCCN)(C(c(cc1)ccc1N1CCNCC1)O)N(C)C Chemical compound CCC(Cc(cc1)ccc1NCCN)(C(c(cc1)ccc1N1CCNCC1)O)N(C)C QQTBXQVLUSQGGL-UHFFFAOYSA-N 0.000 description 1
- ZFCYPXLULKWOOC-UHFFFAOYSA-N OC(C1(CCCCC1)N1CCNCC1)c(cc1)ccc1N1CCNCC1 Chemical compound OC(C1(CCCCC1)N1CCNCC1)c(cc1)ccc1N1CCNCC1 ZFCYPXLULKWOOC-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/10—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by doubly bound oxygen or sulphur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/06—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton
- C07C229/10—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
- C07C229/12—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings to carbon atoms of acyclic carbon skeletons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/14—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/46—Polymerisation initiated by wave energy or particle radiation
- C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
- C08F2/50—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
-
- 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
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
Definitions
- the present invention relates to a compound having a group having a Michael donating function, a Michael addition reaction product obtained from the compound, a photoinitiator containing the Michael addition reaction product, and an active energy ray-curable composition containing the photoinitiator. , An active energy ray ink composition, and an active energy ray-curable surface coating composition.
- a photoinitiator is an essential component for initiating curing, but since a general photoinitiator is a low molecular weight compound, a photoinitiator or a decomposition product thereof is contained in a cured coating film. The low molecular weight will remain. These low molecular weight components cause coating film odor and elution from the coating film. Especially in UV curable ink applications used for food packaging prints, the residual photoinitiator eluted from the cured product is in direct contact with food. There is a strong demand for improved migration to the back of printed materials.
- Patent Document 1 discloses an oligomer type photoinitiator having a plurality of initiator groups in the molecule.
- the method disclosed in this document has an effect of reducing odor and migration by oligomerizing the photoinitiator, but cannot completely suppress migration.
- Patent Documents 2 and 3 disclose ultraviolet curable resins obtained by Michael addition reaction of a photoinitiator having a ⁇ -dicarbonyl group and a polyfunctional acrylate.
- a reactive group is introduced into the photoinitiator group, and the photoinitiator group is immobilized on the cured coating film, thereby greatly suppressing the elution of the photoinitiator from the cured film.
- the curing performance is not sufficient, there is a problem that a curing failure occurs in applications where a curing speed is required, particularly in ultraviolet curable ink applications.
- an object of the present invention is to provide a compound having a Michael donating function and a group having a Michael accepting function, which has a photoinitiating function, suppresses migration, and has excellent curability.
- Michael addition reaction product with monomer or polymer having, photoinitiator containing the Michael addition reaction product, active energy ray curable composition containing the photoinitiator, active energy ray curable ink composition, And an active energy ray-curable surface coating composition.
- the present invention was obtained as a result of intensive studies to solve the above problems, and includes a compound having a specific group having a Michael donating function and a monomer or polymer having a group having a Michael accepting function.
- a Michael addition reaction product obtained by the Michael addition reaction is provided.
- the present invention provides an active energy ray-curable composition, an active energy ray-curable ink composition, and an active energy ray-curable surface coating composition containing the Michael addition reaction product.
- hardenability and the active energy ray curable composition containing this photoinitiator, the active energy ray ink composition, and active energy ray surface coating
- the compound having a group having a Michael donating function used in the present invention (hereinafter referred to as phenylketone derivative) is a derivative of phenylketone and having an amino group or a mercapto group as a group having a Michael donating function. .
- the phenyl ketone derivative having an amino group or a mercapto group is not particularly limited as long as it has an amino group and a mercapto group that function as a group having a Michael donating function.
- an acetophenone series, a benzoin ether series, a benzyldimethyl ketal series, a benzophenone series an acetophenone series, a benzoin ether series, a benzyldimethyl ketal series, a benzophenone series.
- R 1 and R 2 each independently represents an alkyl group having 1 to 12 carbon atoms, an allyl group, a cycloalkyl group, an aryl group or an aralkyl group
- G represents an alkylene group having 1 to 12 carbon atoms, a divalent aryl group or a divalent aralkyl group
- X represents NH or O
- R 3 and R 4 each independently represents an alkyl group having 1 to 12 carbon atoms
- R 5 represents a hydrogen atom, an alkyl group having 1 to 12 carbon atoms, a cycloalkyl group, an aryl group, a thioalkyl group of aralkyl group or a C 2-12
- m and n represent 2 or 3
- p represents 0, 1, 2 or 3.
- aminoalkylphenone initiators (9) to (9) having a secondary amino group such as 1 to 2 piperazinyl groups or a mercapto group, 19), (23), (29) to (33), and (36) to (42) are preferable, and (9) to (19) are particularly preferable.
- phenylketone derivatives include, for example, halogenated benzene, morpholine, piperidine, N-methylpiperazine, N, N′-dimethylethylenediamine, N, N′-diethylethylenediamine, N, N′-dimethylpropylenediamine, piperazine, It can be produced by a known and usual reaction with a secondary amino compound such as 2-methylpiperazine or sodium sulfide. Taking the compound represented by the formula (9) as an example, it can be produced as in the following formula (44).
- piperazine may be reacted with the halogenated benzene (43) having the epoxy group.
- the reaction can be carried out at 20 ° C. to 200 ° C., and preferred reaction temperatures include 100 ° C. to 160 ° C.
- An organic solvent may be used as a reaction solvent, but it may not be used. In the case of using an organic solvent, there is no particular limitation as long as it does not cause side reactions at a boiling point of 100 ° C. or higher, but aromatic hydrocarbon solvents such as toluene and xylene, ether solvents such as diethylene glycol dimethyl ether and diethylene glycol diethyl ether, etc. Can be used.
- the reaction time is 1 hour to 40 hours, and the reaction is usually completed in 10 to 20 hours.
- the phenylketone derivatives represented by the above formulas (10) to (42) can be appropriately produced in the same manner.
- the phenyl ketone derivative of the present invention functions as a group having a Michael donating function and is subjected to a Michael addition reaction with a monomer or a polymer having a group having a Michael accepting function.
- the monomer or polymer having a group having a Michael accepting function is not particularly limited as long as it is subjected to the Michael addition reaction, and is a maleimide derivative, a maleate derivative, a fumarate derivative, (meth) acrylate.
- ⁇ , ⁇ -unsaturated carbonyl compounds such as derivatives can be used, (meth) acrylate derivatives are particularly preferable.
- (meth) acrylate monofunctional acrylates such as ethyl (meth) acrylate and butyl (meth) acrylate, Bifunctional acrylates such as diethylene glycol di (meth) acrylate, tripropylene glycol di (meth) acrylate, hexanediol di (meth) acrylate, neopentyl glycol di (meth) acrylate, Trimethylolpropane tri (meth) acrylate and its ethylene oxide modified product, pentaerythritol tri or tetra (meth) acrylate and its ethylene oxide modified product, ditrimethylolpropane tetra (meth) acrylate and its ethylene oxide modified product, dipentaerythritol tetra or penta or Polyfunctional (meth) acrylates such as hexa (meth) acrylate and its modified caprolactone, Epoxy (meth) acrylates obtained by reaction of polyg
- the Michael addition reaction of the phenyl ketone derivative having a group having a Michael donating function and the monomer or polymer having a group having a Michael accepting function of the present invention is not particularly limited and is carried out under known and usual reaction conditions. be able to.
- a phenyl ketone derivative having a group having a Michael donating function and a monomer or polymer having a group having a Michael accepting function may be mixed in a reaction vessel at 0 to 150 ° C.
- a solvent can also be used.
- Usable catalysts include, for example, tetraethylammonium fluoride, tetrabutylammonium hydroxide, potassium hydroxide, tetramethylguanidi, diazabicycloundecene, sodium t-butyrate, tri-n-octylphosphine, triphenyl A phosphine etc. are mentioned.
- organic solvent examples include saturated hydrocarbons such as pentane, hexane, heptane and cyclohexane, aromatic hydrocarbons such as toluene and xylene, methanol, ethanol, isopropanol, 2-butanol, t-butanol, ethylene glycol, Alcohols such as carbitol, ethers such as dimethyl ether, diethyl ether, 1,4-dioxane, tetrahydrofuran (THF), amides such as dimethylformamide (DMF), halogen solvents such as chloroform and dichloromethane, dimethyl sulfoxide (DMSO And the like.
- saturated hydrocarbons such as pentane, hexane, heptane and cyclohexane
- aromatic hydrocarbons such as toluene and xylene
- methanol ethanol
- ethanol isopropanol
- 2-butanol t-
- the mixing ratio of the phenyl ketone derivative having a group having a Michael donating function and the monomer or polymer having a group having a Michael accepting function is not particularly limited, but the Michael accepting function with respect to the group having a Michael donating function It is preferable that the number of the groups having 1 / 1.5 to 1/30. When the ratio exceeds 1 / 1.5, the initiator tends to be eluted from the coating film, and when the ratio is less than 1/30, the curing performance of the Michael addition reaction product tends to be inferior. From the viewpoint of the curing performance of the resulting Michael addition reaction product and the amount of the coating film eluate, it is particularly preferably from 1/2 to 1/20. Examples of the Michael addition reactant thus obtained include, but are not limited to, the following formulas (45) to (66).
- the Michael addition reaction product of the present invention can be suitably used as a photoinitiator that suppresses migration and has excellent curability.
- the active energy ray-curable composition of the present invention is characterized by containing the Michael addition reaction product of the present invention and a radical curable monomer.
- the radical curable monomer include a maleimide derivative having an ethylenic double bond, a maleate derivative, a fumarate derivative, and a (meth) acrylate derivative.
- a meth) acrylate derivative is preferred. Although it does not specifically limit as a (meth) acrylate derivative, The various (meth) acrylate derivative already described is mentioned.
- the amount of the (meth) acrylate derivative used is 5 to 95 parts by mass with respect to 5 to 95 parts by mass of the Michael addition reaction product. If the content of the Michael addition reaction product is less than 5 parts by mass, the curing performance tends to be impaired, and if the content of the (meth) acrylate derivative is less than 5 parts by mass, the coating film properties tend to be inferior. It is preferable to contain 10 to 90 parts by mass of the Michael addition reaction product of the present invention.
- a photosensitizer may be used to further improve the curing performance.
- a photosensitizer is not particularly limited, however, thioxanthone series such as 2,4-diethylthioxanthone and 2,4-diisopropylthioxanthone, benzophenone series such as 4,4′-bis (diethylamino) benzophenone, anthraquinone, etc. Is mentioned.
- other components may be contained within a range that does not depart from the object of the present invention, in particular, within a range in which storage stability, heat resistance, solvent resistance and the like can be maintained.
- other components for example, various coupling agents; antioxidants; stabilizers; fillers and the like can be added.
- a coupling agent is a compound that chemically binds both inorganic materials and organic materials, or improves affinity through chemical reaction and enhances the function of the composite material.
- ⁇ - (2-aminoethyl) Silane compounds such as aminopropyltrimethoxysilane, ⁇ - (2-aminoethyl) aminopropylmethyldimethoxysilane; ⁇ -methacryloxypropyltrimethoxysilane; ⁇ -glycidoxypropyltrimethoxysilane, tetra-isopropoxytitanium
- titanium compounds such as tetra-n-butoxy titanium and aluminum compounds such as aluminum isopropylate.
- Antioxidants include 2,6-di-t-butyl-p-cresol, butylated hydroxyanisole, 2,4,6-tri-t-butylphenol, 2,2'-methylene-bis (4-methyl- Examples thereof include, but are not limited to, phenolic antioxidants such as 6-t-butylphenol. These addition amounts are 0.1 to 10 parts by weight, preferably 0.3 to 5 parts by weight, based on 100 parts by weight of the active energy ray-curable composition of the present invention.
- the active energy ray-curable composition of the present invention can use an appropriate solvent.
- the solvent is not particularly limited as long as it does not react with each of the above components, and can be used alone or in combination of two or more.
- the above-described components may be mixed, and the mixing order and method are not particularly limited.
- the active energy ray-curable composition of the present invention can be suitably used as a surface coating composition for coating the surface of a substrate.
- a fluidity regulator such as silicon or polyamide; silica, oxidation Inorganic fine particles such as titanium and zinc oxide; various leveling agents such as silicon-based, fluorine-based, acrylic-based, etc .; ultraviolet absorbers; sagging inhibitors; You can also.
- the active energy ray curable composition of the present invention with a pigment and a resin for printing ink, an excellent active energy ray curable ink composition capable of significantly reducing odor and migration from the ink cured film is obtained. Can do.
- the pigment is not particularly limited, and inorganic pigments and organic pigments can be used.
- inorganic pigments include chrome lead, bitumen, barium sulfate, cadmium red, titanium oxide, zinc white, alumina white, and calcium carbonate.
- Ultramarine, carbon black, graphite, bengara, etc. as organic pigments, for example, ⁇ -naphthol, ⁇ -oxynaphthoic acid, azo pigment, phthalocyanine pigment, quinacridone, dioxazine, anthraquinone, perylene,
- Various publicly known pigments such as metal complex systems can be used.
- the printing ink resin is not particularly limited as long as it is soluble in the active energy ray-curable ink composition of the present invention, and examples thereof include lipophilic polyester resins, petroleum resins, and rosin ester resins. .
- the active energy ray-curable ink composition of the present invention can be used for offset printing, gravure printing, flexographic printing, silk screen printing, etc., and is particularly effective for offset printing.
- an offset ink it can be used in a composition of 10 to 80 parts by weight of pigment and 20 to 100 parts by weight of varnish with respect to 100 parts by weight of the above active energy ray-curable composition.
- the pigment content is preferably 20 to 70 parts by mass and varnish 30 to 80 parts by mass with respect to 100 parts by mass of the active energy ray-curable composition.
- additives can be used as necessary.
- Typical additives include, for example, paraffin wax, polyethylene wax, polypropylene wax, polytetrafluoroethylene wax, and silicon compound for the purpose of imparting friction resistance, antiblocking property, slipperiness or anti-scratch property. It is done.
- additives such as an ultraviolet absorber, an infrared absorber, and an antibacterial agent can be added according to the required performance.
- the addition amount of these additives is 0 to 10 parts by mass with respect to 100 parts by mass of the active energy ray-curable ink composition of the present invention.
- the above components are mixed at room temperature to 100 ° C. using a kneader such as a kneader, three rolls, a sand mill, or a gate mixer, a mixing machine, and a preparation machine. Can be obtained.
- a kneader such as a kneader, three rolls, a sand mill, or a gate mixer, a mixing machine, and a preparation machine.
- the active energy ray-curable fat composition, the active energy ray-curable surface coating composition, and the active energy ray-curable ink composition of the present invention can be polymerized and cured by active energy rays.
- the active energy rays used here refer to ionizing radiation such as ultraviolet rays, electron rays, ⁇ rays, ⁇ rays, and ⁇ rays, microwaves, high frequencies, visible rays, infrared rays, laser rays, and the like.
- the active energy ray useful for polymerizing and curing the active energy ray curable composition, the active energy ray curable surface coating composition and the active energy ray curable ink composition of the present invention is ultraviolet rays.
- Ultraviolet rays having a wavelength of 180 to 400 nm are effective, but light having wavelengths of 254 nm, 308 nm, 313 nm, and 365 nm are particularly effective when the active energy ray-curable composition and active energy ray-curable ink composition of the present invention are used. And effective in curing the active energy ray-curable coating composition.
- Examples of light sources include low-pressure mercury lamps, high-pressure mercury lamps, ultra-high-pressure mercury lamps, metal halide lamps, chemical lamps, black light lamps, mercury-xenon lamps, excimer lamps, short arc lamps, helium / cadmium lasers, and argon lasers. , Excimer laser, and LED lamp.
- the amount of UV irradiation cannot be determined unconditionally because it is affected by the type of light source used and the amount of the Michael addition reactant of the present invention, but is preferably in the range of 10 to 2000 J / m 2 from the viewpoint of productivity.
- the active energy ray curable composition, the active energy ray curable surface coating composition and the active energy ray curable ink composition of the present invention do not require the use of a general-purpose photoinitiator. Since the migration of the extract from the cured coating film and ink does not occur, it is very effective in terms of safety and hygiene.
- 2- (4-Fluorophenyl) -3,3-dimethyl-2-methoxy-oxirane (43) was synthesized by the method described in JP-A-60-84248.
- 68 g of piperazine was added to a 300 mL four-necked flask equipped with a stirrer, a condenser, a thermocouple, a nitrogen introducing tube, and a dropping tube, and heated to 160 ° C. under a nitrogen stream.
- 23 g of (43) was added dropwise at a rate of 4 mL / h over 5 hours and 15 minutes with a syringe pump, followed by further stirring at the same temperature for 24 hours.
- reaction product was dissolved in 200 mL of diethyl ether, washed with 200 mL of 5% aqueous hydrochloric acid, and the organic layer was dried over anhydrous sodium sulfate. The organic layer was concentrated and purified by distillation to obtain 80.5 g of 1- (4-chlorophenyl) -2-methyl-2-morpholino-propan-1-one.
- the reaction product was diluted with 100 mL of diethyl ether, washed with 100 mL of water, and the organic layer was dried over anhydrous sodium sulfate. The organic layer was concentrated and recrystallized from dichloromethane / hexane to obtain 18.3 g of 2-methyl-2-morpholin-4-yl-1- (4-piperazinylphenyl) propan-1-one (10). .
- the mixture was extracted twice with 250 mL of diethyl ether and concentrated until the organic layer was about 200 mL. Subsequently, the aqueous layer obtained by extracting the organic layer three times with 60 mL of a 20% aqueous sodium hydroxide solution was neutralized with a 20% hydrochloric acid solution while cooling. The aqueous layer was extracted with 100 mL of diethyl ether three times, and the organic layer obtained was dried over anhydrous sodium sulfate and concentrated to give 1- (4-mercaptophenyl) -2-methyl-2-morpholino-propan-1-one. (11) 19.8 g was obtained.
- 2-Methyl-2-piperazin-1-yl-1 was synthesized according to the method described in Synthesis Example 6 except that 33.7 g of 2-methylbutyric chloride was used instead of 51.4 g of 2-phenylbutyric chloride in Synthesis Example 6. 48.3 g of-(4-piperazin-1-yl-phenyl) -butan-1-one (15) was obtained.
- 2-Methyl-2-piperazine-1 was synthesized according to the method described in Synthesis Example 6 except that 37.1 g of 2-methyl-4-pentenoyl chloride was used instead of 51.4 g of 2-phenylbutyric acid chloride in Synthesis Example 6. There was obtained 43.1 g of -yl-1- (4-piperazin-1-yl-phenyl) -pent-4-en-1-one (17).
- 2-Methyl-2-perhydro-1,4-diazepin-1-yl-1 was synthesized according to the method described in Synthesis Example 1 except that 80 g of perhydro-1,4-diazepine was used instead of 68 g of piperazine in Synthesis Example 1. 42 g of-(4-perhydro-1,4-diazepin-1-yl-phenyl) -propan-1-one (19) was obtained.
- Example 1 To a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple was added 32 g of ethylene oxide-modified pentaerythritol tetraacrylate (Miramer 4004 manufactured by MIWON) and 8 g of the phenyl ketone derivative (9) obtained in Synthesis Example (1) at room temperature. The mixture was stirred for 24 hours to obtain 40 g of the Michael addition reaction product of the present invention (the above compound (45)). The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 4.8.
- Example 2 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 32 g of ditrimethylolpropane tetraacrylate (KAYARAD T1420 manufactured by Nippon Kayaku Co., Ltd.) and 8 g of the phenyl ketone derivative (10) obtained in Synthesis Example (2) were added. In addition, the mixture was stirred at room temperature for 24 hours to obtain 40 g of the Michael addition reaction product (the compound (46)) of the present invention. The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 10.9.
- Example 3 In a 100 mL three-necked flask equipped with a stirrer, condenser and thermocouple, 28 g of ethylene oxide-modified trimethylolpropane (Aronix M-350 manufactured by Toagosei Co., Ltd.) and 12 g of phenylketone derivative (11) obtained in Synthesis Example (3) After stirring at 80 ° C., 1 g of 1,8-diazabicyclo [5.4.0] undecene was gradually added. The mixture was stirred at the same temperature for 6 hours to obtain 40 g of the Michael addition reaction product of the present invention (the above compound (47)). The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 4.3.
- Example 4 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 32 g of dipentaerythritol hexaacrylate (Aronix M-405 manufactured by Toagosei Co., Ltd.) and 8 g of phenyl ketone derivative (12) obtained in Synthesis Example (4) The mixture was stirred at room temperature for 24 hours to obtain 40 g of the Michael addition reaction product (the compound (48)) of the present invention. The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 11.5.
- Example 5 To a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple was added 34 g of ethylene oxide-modified pentaerythritol tetraacrylate (Miramar 4004 manufactured by MIWON) and 6 g of the phenyl ketone derivative (13) obtained in Synthesis Example (5) at room temperature. The mixture was stirred for 24 hours to obtain 40 g of the Michael addition reaction product (the compound (59)) of the present invention. The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 8.7.
- Example 6 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 32 g of ditrimethylolpropane tetraacrylate (KAYARAD T1420 manufactured by Nippon Kayaku Co., Ltd.) and 8 g of phenylketone derivative (14) obtained in Synthesis Example (6) The mixture was stirred at room temperature for 24 hours to obtain 40 g of the Michael addition reaction product (the compound (60)) of the present invention. The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 6.7.
- Example 7 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 35 g of dipentaerythritol hexaacrylate (Aronix M-405 manufactured by Toagosei Co., Ltd.) and the phenyl ketone derivative (15) obtained in Synthesis Example (7) 5 g was added and stirred at room temperature for 24 hours to obtain 40 g of the Michael addition reaction product of the present invention (the above-mentioned compound (61)). The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of charging the reaction was 1:12.
- Example 8 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 30 g of pentaerythritol triacrylate (Aronix M-305 manufactured by Toagosei Co., Ltd.) and 10 g of phenyl ketone derivative (16) obtained in Synthesis Example (8) And stirred at room temperature for 24 hours to obtain 40 g of the Michael addition reaction product (the above-mentioned compound (62)) of the present invention.
- the ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 5.4.
- Example 9 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 34 g of trimethylolpropane triacrylate (Aronix M-309 manufactured by Toagosei Co., Ltd.) and the phenyl ketone derivative (17) obtained in Synthesis Example (9) 6 g was added, and the mixture was stirred at room temperature for 24 hours to obtain 40 g of the Michael addition reaction product (the compound (63)) of the present invention.
- the ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 10.2.
- Example 10 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 31 g of ethylene oxide-modified trimethylolpropane triacrylate (Aronix M-350 manufactured by Toagosei Co., Ltd.) and the phenylketone derivative obtained in Synthesis Example (10) ( 18) 9 g was added and stirred at room temperature for 24 hours to obtain 40 g of the Michael addition product of the present invention (the above-mentioned compound (64)). The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of reaction preparation was 1: 3.9.
- Example 11 To a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple was added 33 g of ethylene oxide-modified pentaerythritol tetraacrylate (Miramar 4004 manufactured by MIWON) and 7 g of the phenyl ketone derivative (19) obtained in Synthesis Example (11) at room temperature. The mixture was stirred for 24 hours to obtain 40 g of the Michael addition reaction product of the present invention (the above compound (65)). The ratio of the group having a Michael donating function to the group having a Michael accepting function at the time of charging the reaction was 1: 6.1.
- Example 12 In a 100 mL three-necked flask equipped with a stirrer, a condenser and a thermocouple, 9.0 g of hexanediol diacrylate (Biscoat 230D manufactured by Osaka Organic Chemical Industry Co., Ltd.) and the phenyl ketone derivative (9) obtained in Synthesis Example (1) 12.5 g was added and stirred at room temperature for 24 hours.
- Example 13 to 21 Evaluation as a surface coating composition
- the Michael addition reactants (45) to (48) and (59) to (66) of the present invention obtained in Examples 1 to 12 are shown in Table 1.
- Table 1 To obtain a UV curable composition.
- These compositions were cured by a conveyor type ultraviolet irradiation device (manufactured by Eye Graphics Co., Ltd.) equipped with a 120 W / cm high pressure mercury lamp, and the evaluation results shown in Table 1 and Table 2 were obtained.
- UV irradiation amount required for curing UV irradiation amount necessary for a 5 ⁇ m-thick coating film to be tack-free.
- Gel fraction of cured film A 50 ⁇ m-thick coating film was prepared with a UV irradiation amount of 200 mJ / cm 2 , and the cured film peeled from the substrate was extracted in ethanol for 3 hours while refluxing, before and after extraction. Paint film weight residual rate.
- [MEK rubbing of cured film] The number of reciprocations required until the coating film was rubbed with a cotton swab dipped in MEK with a UV irradiation amount of 100 mJ / cm 2 and rubbed with a cotton swab dipped in MEK. .
- [Odor of cured film] The odor of a 5 ⁇ m-thick coating film cured with a UV irradiation amount of 100 mJ / cm 2 was evaluated in four stages. 1: No odor, 2: Slight odor, 3: Odor, 4: Strong odor
- the UV curable resin composition of the present invention has practical curing performance and is excellent in coating film odor and the amount of eluate (gel fraction) from the coating film.
- the composition of the comparative example has problems such as poor curing performance, a large amount of extract from the coating film, and a strong odor of the coating film.
- Tables 4 and 5 show the composition and evaluation of the above examples.
- Table 2 shows the Michael addition reaction product (A) obtained in Comparative Synthesis Example 1 and Irgacure 907 (2-methyl-1- [4- (methylthio) phenyl] -2-morpholinopropan-1-one: manufactured by Ciba Specialty).
- Table 5 shows the results of blending with the composition shown in FIG.
- Michael addition reactant 45 Michael addition reactant obtained in Example 1 Michael addition reactant 47: Michael addition reactant obtained in Example 3 Michael addition reactant 59: Michael addition reactant obtained in Example 5 Michael addition Reactant 60: Michael addition reactant obtained in Example 6 Michael addition reactant 61: Michael addition reactant obtained in Example 7 Michael addition reactant A: Michael addition reactant Aronix M- obtained in Comparative Synthesis
- Example 1 408 Ditrimethylolpropane tetraacrylate Miramer 4004 manufactured by Toagosei Co., Ltd .: Ethylene oxide-modified pentaerythritol tetraacrylate Irg907 manufactured by MIWON: Photoinitiator 2-methyl-1- [4- (methylthio) phenyl] manufactured by Ciba Specialty -2-morpholinopropan-1-one
- EAB Wako Pure Chemical ( ) Made of 4,4'-diethylamino benzophenone phthalocyanine blue: DIC made
- the UV curable ink composition of the present invention is cured with a practical UV irradiation amount, and gives an ink cured film having excellent ink characteristics and less odor. On the other hand, it is clear that the UV curable ink composition of the comparative example is inferior in odor or curability.
- an active energy ray-curable composition can be provided, and the composition can be used as a surface coating composition and an ink composition.
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Abstract
Description
そこで、本発明の課題は、上記従来技術に鑑み、光開始機能を有し、マイグレーションを抑制するとともに、硬化性に優れた、マイケル供与機能を有する基を有する化合物とマイケル受容機能を有する基を有する単量体または重合体とのマイケル付加反応物、及び該マイケル付加反応物を含む光開始剤、該光開始剤を含有する活性エネルギー線硬化性組成物、活性エネルギー線硬化性インキ組成物、及び活性エネルギー線硬化性表面被覆用組成物を提供することにある。
更には、上記マイケル付加反応物を含有する活性エネルギー線硬化性組成物、活性エネルギー線硬化性インキ組成物、ならびに活性エネルギー線硬化性表面被覆用組成物を提供するものである。
このような化合物を例示すると、下記式(1)~(8)で表される化合物が挙げられ、
Gは、炭素数1~12のアルキレン基、二価アリール基又は二価アラルキル基を表し、
Xは、NH又はOを表し、
R3及びR4は、それぞれ独立に炭素数1~12のアルキル基を表し、
R5は水素原子、炭素数1~12のアルキル基、シクロアルキル基、アリール基、アラルキル基又は炭素数2~12のチオアルキル基を表し、
m及びnは2又は3を表し、pは0、1、2又は3を表す。)
式(9)で表される化合物を例にとると、下記式(44)のように製造することができる。
反応は、20℃~200℃で行うことができるが、好ましい反応温度として100℃~160℃を挙げることができる。有機溶媒を反応溶媒として用いてもよいが、用いなくてもよい。有機溶媒を用いる場合には、沸点100℃以上で副反応しないものであれば特に制限はないが、トルエン、キシレン等の芳香族炭化水素系溶媒、ジエチレングリコールジメチルエーテル、ジエチレングリコールジエチルエーテル等のエーテル系溶媒などを用いることができる。
反応時間は、1時間~40時間であり、通常10~20時間で反応は終了する。
その他、上記式(10)~(42)で表されるフェニルケトン誘導体も、同様にして適宜製造することができる。
ジエチレングリコールジ(メタ)アクリレート、トリプロピレングリコールジ(メタ)アクリレート、ヘキサンジオールジ(メタ)アクリレート、ネオペンチルグリコールジ(メタ)アクリレート等の二官能アクリレート類、
トリメチロールプロパントリ(メタ)アクリレートおよびそのエチレンオキシド変性物、ペンタエリスリトールトリ又はテトラ(メタ)アクリレートおよびそのエチレンオキシド変性物、ジトリメチロールプロパンテトラ(メタ)アクリレートおよびそのエチレンオキシド変性物、ジペンタエリスリトールテトラ又はペンタ又はヘキサ(メタ)アクリレートおよびそのカプロラクトン変性物等の多官能(メタ)アクリレート類、
ビスフェノールAジグリシジルエーテルやトリメチロールプロパントリグリシジルエーテル等のポリグリシジルエーテルと(メタ)アクリル酸との反応により得られるエポキシ(メタ)アクリレート類、
イソホロンジイソシアネートやヘキサメチレンジイソシアネート三量体等のポリイソシアナート化合物と、ヒドロキシエチル(メタ)アクリレートやペンタエリスリトールトリ(メタ)アクリレート等の水酸基を有するアクリレートとの反応により得られるウレタン(メタ)アクリレート類、
トリメリット酸やコハク酸等の多塩基酸と、エチレングリコールやネオペンチルグリコール等のポリオールと、ヒドロキシエチル(メタ)アクリレートやペンタエリスリトールトリ(メタ)アクリレート等の水酸基を有する(メタ)アクリレートとの反応により得られるポリエステル(メタ)アクリレート類、
グリシジル(メタ)アクリレートと単官能(メタ)アクリレートとの重合物と、(メタ)アクリル酸との反応により得られる高分子量型のポリ(メタ)アクリレート等が挙げられるが、これらに限定されるものではない。とりわけ、硬化塗膜からの抽出物が少ないマイケル付加反応物が得られることから、3官能以上の(メタ)アクリレートが好適に使用できる。また、これらのアクリレートは単独でも混合して使用することもできる。
また、有機溶媒としては例えば、ペンタン、ヘキサン、ヘプタン、シクロヘキサン等の飽和炭化水素類、トルエン、キシレン等の芳香族炭化水素類、メタノール、エタノール、イソプロパノール、2-ブタノール、t-ブタノール、エチレングリコール、カルビトール等のアルコール類、ジメチルエーテル、ジエチルエーテル、1,4-ジオキサン、テトラヒドロフラン(THF)等のエーテル類、ジメチルホルムアミド(DMF)等のアミド類、クロロホルム、ジクロロメタン等のハロゲン系溶媒、ジメチルスルホキシド(DMSO)等を挙げることができる。
このようにして得られるマイケル付加反応物としては、例えば、以下の式(45)~(66)を挙げることができるがこれらに限らない。
光開始剤として好適に用いることができる。
本発明の活性エネルギー線硬化性組成物は、本発明のマイケル付加反応物とラジカル硬化性単量体を含有することを特徴とする。
ラジカル硬化性単量体としては、エチレン性二重結合を有するマレイミド誘導体、マレイン酸エステル誘導体、フマル酸エステル誘導体、(メタ)アクリレート誘導体が挙げられるが、材料入手の容易さと硬化速度の観点から(メタ)アクリレート誘導体が好ましい。
(メタ)アクリレート誘導体としては、特に限定されないが、既に記載した種々の(メタ)アクリレート誘導体が挙げられる。
更に必要に応じて、本発明の目的を逸脱しない範囲、とりわけ保存安定性、耐熱性、耐溶剤性等を保持できる範囲内で、他の成分を含有してもよい。他の成分としては、例えば、各種のカップリング剤;酸化防止剤;安定剤;充填剤等を添加することができる。
本発明の活性エネルギー線硬化型樹脂組成物を得るには、上記した各成分を混合すればよく、混合の順序や方法は特に限定されない。
本発明の活性エネルギー線硬化脂組成物、活性エネルギー線硬化性表面被覆組成物および活性エネルギー線硬化性インキ組成物は、活性エネルギー線により重合・硬化することができる。ここで用いる活性エネルギー線とは、紫外線、電子線、α線、β線、γ線のような電離放射線、マイクロ波、高周波、可視光線、赤外線、レーザー光線等を言う。なかでも、本発明の活性エネルギー線硬化性組成物、活性エネルギー線硬化性表面被覆組成物および活性エネルギー線硬化性インキ組成物を重合・硬化させるのに有用な活性エネルギー線は紫外線である。
光発生源としては、例えば、低圧水銀ランプ、高圧水銀ランプ、超高圧水銀ランプ、メタルハライドランプ、ケミカルランプ、ブラックライトランプ、水銀-キセノンランプ、エキシマーランプ、ショートアーク灯、ヘリウム・カドミニウムレーザー、アルゴンレーザー、エキシマーレーザー、LEDランプが挙げられる。
紫外線照射量は用いる光源の種類や本発明のマイケル付加反応物の量の影響を受けるため一概に決められないが、生産性の面から10~2000J/m2の範囲が好ましい。
次に撹拌機、コンデンサ、熱電対、窒素導入管及び滴下チューブを備えた300mLの四つ口フラスコにピペラジン68gを加え、窒素気流下、160℃に加温した。これに(43)23gをシリンジポンプにて4mL/hの速度で5時間15分かけて滴下後、同温で更に24時間撹拌した。冷却後、反応混合物をジクロロメタン400mLに溶解、水100mLで洗浄して有機層を分離した。水層をジクロロメタン100mLで2回洗浄し、得られた全ての有機層を濃縮して2-メチル-2-ピペラジニル-1-(4-ピペラジニルフェニル)プロパン-1-オン(9)36gを得た。
1H-NMR(CDCl3):1.25ppm(s,6H,-CH 3 )、2.59ppm(m,4H,-CH 2 -)、2.92ppm(m,4H,-CH 2 -)、3.28ppm(m,4H,-CH 2 -)、3.91ppm(s,2H,NH)3.98ppm(m,4H,-CH 2 -)、6.86ppm(m,2H,aromatic)、8.58ppm(m,2H,aromatic)
次に撹拌機、コンデンサ、熱電対および窒素導入管を備えた500mLの四つ口フラスコに(67)80gとモルホリン150gを加え、窒素気流下130℃で22時間撹拌後、減圧下、過剰のモルホリンを130~160℃で留去した。反応生成物を200mLのジエチルエーテルに溶解し、5%塩酸水溶液200mLで洗浄後、有機層を無水硫酸ナトリウムで乾燥した。有機層を濃縮後、蒸留精製して1-(4-クロロフェニル)-2-メチル-2-モルフォリノ-プロパン-1-オン80.5gを得た。
1H-NMR(CDCl3):1.34ppm(s,6H,-CH 3 )、2.60ppm(m,4H,-CH 2 -)、3.05ppm(m,4H,-CH 2 -)、3.34ppm(m,4H,-CH 2 -)、3.72ppm(m,4H,-CH 2 -)、6.86ppm(m,2H,aromatic)、8.58ppm(m,2H,aromatic)
次いで、有機層を20%水酸化ナトリウム水溶液60mLで3回抽出して得られた水層を、冷却しながら20%塩酸溶液で中和した。水層を100mLのジエチルエーテルで3回抽出して得た有機層を無水硫酸ナトリウムで乾燥後、濃縮して1-(4-メルカプトフェニル)-2-メチル-2-モルフォリノ-プロパン-1-オン(11)19.8gを得た。
1H-NMR(CDCl3):1.4ppm(s,6H,-CH 3 )、2.6ppm(m,4H,-CH 2 -)、3.8ppm(m,4H,-CH 2 -)、7.5ppm(d,2H,aromatic)、8.6ppm(m,2H,aromatic)
1H-NMR(CDCl3):1.4ppm(s,6H,-CH 3 )、2.6ppm(s,3H,-CH 3 )、2.7ppm(t,4H,-CH 2 -)、3.1ppm(t,4H,-CH 2 -)、7.3ppm(d,2H,aromatic)、8.5ppm(m,2H,aromatic)
1H-NMR(CDCl3):0.9ppm(t,3H,-CH 3 )、1.5ppm(q,2H,-CH 2 )、2.3ppm(s,6H,N-CH3)、2.6-2.9ppm(m,10H,Ph-CH 2 、N-CH 2 )、3.5ppm(m,8H,N-CH 2 -)、6.7-6.8ppm(m,4H,aromatic)、7.1ppm(d,2H,aromatic)、7.8ppm(d,2H,aromatic)
1H-NMR(CDCl3):0.9ppm(t,3H,-CH 3 )、1.9ppm(q,2H,-CH 2 )、2.6-2.8ppm(m,12H,N-CH 2 )、3.5ppm(t,4H,N-CH 2 -)、6.8ppm(d,2H,aromatic)、7.3-7.4ppm(m,5H,aromatic)、8.5ppm(d,2H,aromatic)
1H-NMR(CDCl3):0.9ppm(t,3H,-CH 3 )、1.3ppm(s,3H,-CH 3 )、1.5ppm(q,2H,-CH 2 )、2.6-2.8ppm(m,12H,N-CH 2 )、3.5ppm(t,4H,N-CH 2 -)、6.8ppm(d,2H,aromatic)、8.5ppm(d,2H,aromatic)
1H-NMR(CDCl3):1.4-1.7ppm(m,10H,-CH 2 )、2.4ppm(t,4H,N-CH 2 -)、2.6-2.8ppm(m,8H,N-CH 2 )、3.5ppm(t,4H,N-CH 2 -)、6.8ppm(d,2H,aromatic)、8.5ppm(d,2H,aromatic)
1H-NMR(CDCl3):1.3ppm(s,3H,-CH 3 )、2.0-2.1ppm(m,2H,-CH 2 )、2.6-2.8ppm(m,12H,N-CH 2 )、3.5ppm(t,4H,N-CH 2 -)、5.0ppm(t,2H,=CH 2 )、5.8ppm(m,1H,=CH 2 ―)、6.8ppm(d,2H,aromatic)、8.5ppm(d,2H,aromatic)
1H-NMR(CDCl3):1.3ppm(s,6H,-CH 3 )、2.3ppm(s,3H,-N-CH 3 )、2.4-2.6ppm(m,6H,-N-CH 2 )、2.8ppm(s,3H,-N-CH 3 )、3.5ppm(t,4H,N-CH 2 -)、6.8ppm(d,2H,aromatic)、8.5ppm(d,2H,aromatic)
1H-NMR(CDCl3):1.3ppm(s,6H,-CH 3 )、1.5-1.6ppm(m,4H,-CH 2 )、2.5-2.7ppm(m,8H,-N-CH 2 )、2.8ppm(t,2H,N-CH 2 -)、3.1ppm(t,2H,N-CH 2 )、3.5ppm(t,2H,N-CH 2 -)、3.9ppm(t,2H,N-CH 2 -)、6.8ppm(d,2H,aromatic)、8.5ppm(d,2H,aromatic)
撹拌機、コンデンサ及び熱電対を備えた100mLの三口フラスコにエチレンオキシド変性ペンタエリスリトールテトラアクリレート(MIWON社製Miramer4004)32g及び合成例(1)で得られたフェニルケトン誘導体(9)8gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(45))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:4.8であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三口フラスコにジトリメチロールプロパンテトラアクリレート(日本化薬(株)製KAYARAD T1420)32g及び合成例(2)で得られたフェニルケトン誘導体(10)8gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(46))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:10.9であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三口フラスコにエチレンオキシド変性トリメチロールプロパン(東亞合成(株)製アロニックスM-350)28g及び合成例(3)で得られたフェニルケトン誘導体(11)12gを加えて80℃で撹拌後、1,8-ジアザビシクロ[5.4.0]ウンデセン1gを徐々に添加した。同温で6時間撹拌して本発明のマイケル付加反応物(前記の化合物(47))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:4.3であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三口フラスコにジペンタエリスリトールヘキサアクリレート(東亞合成(株)製アロニックスM-405)32g及び合成例(4)で得られたフェニルケトン誘導体(12)8gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(48))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:11.5であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにエチレンオキシド変性ペンタエリスリトールテトラアクリレート(MIWON社製Miramar4004)34g及び合成例(5)で得られたフェニルケトン誘導体(13)6gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(59))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:8.7であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにジトリメチロールプロパンテトラアクリレート(日本化薬(株)社製KAYARAD T1420)32g及び合成例(6)で得られたフェニルケトン誘導体(14)8gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(60))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:6.7であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにジペンタエリスリトールヘキサアクリレート(東亞合成(株)社製アロニックスM-405)35g及び合成例(7)で得られたフェニルケトン誘導体(15)5gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(61))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:12であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにペンタエリスリトールトリアクリレート(東亞合成(株)社製アロニックスM-305)30g及び合成例(8)で得られたフェニルケトン誘導体(16)10gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(62))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:5.4であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにトリメチロールプロパントリアクリレート(東亞合成(株)社製アロニックスM-309)34g及び合成例(9)で得られたフェニルケトン誘導体(17)6gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(63))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:10.2であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにエチレンオキシド変性トリメチロールプロパントリアクリレート(東亞合成(株)社製アロニックスM-350)31g及び合成例(10)で得られたフェニルケトン誘導体(18)9gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(64))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:3.9であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにエチレンオキシド変性ペンタエリスリトールテトラアクリレート(MIWON社製Miramar4004)33g及び合成例(11)で得られたフェニルケトン誘導体(19)7gを加え、室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(65))40gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:6.1であった。
撹拌機、コンデンサ及び熱電対を備えた100mLの三ツ口フラスコにヘキサンジオールジアクリレート(大阪有機化学工業(株)製ビスコート230D)9.0g及び合成例(1)で得られたフェニルケトン誘導体(9)12.5gを加え、室温で24時間撹拌した。この反応混合物にエチレンオキシド変性ペンタエリスリトールテトラアクリレート(MIWON社製Miramar4004)14gを加え、更に室温で24時間撹拌して、本発明のマイケル付加反応物(前記の化合物(66))35.5gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:2であった。
比較検討のため、従来技術(特許文献3:特表2007-534800号公報)に記載の化合物の合成、及びそのマイケル付加反応物の合成を行った。
次に撹拌機、コンデンサ及び熱電対を備えた200mLの三口フラスコにエチレンオキシド変性ペンタエリスリトールテトラアクリレート(Miramer4004)64g、化合物(69)16g及びテトラブチルアンモニウムブロマイド0.67gを加え、室温で24時間撹拌して、マイケル付加反応物(A)80gを得た。反応仕込み時のマイケル供与機能を有する基とマイケル受容機能を有する基の比率は1:9.3であった。
実施例1~12で得た本発明のマイケル付加反応物(45)~(48)、(59)~(66)を表1に示す配合で混合し、UV硬化性組成物を得た。これらの組成物を、120W/cm高圧水銀灯を備えたコンベア式紫外線照射装置(アイグラフィックス社製)により硬化し、表1及び表2に示す評価結果を得た。
[硬化に要するUV照射量]:5μm厚の塗膜がタックフリーになるために必要なUV照射量。
[硬化膜のゲル分率]:200mJ/cm2のUV照射量で50μm厚の塗膜を作製し、基板から剥がした硬化膜をエタノール中、還流しながら3時間抽出した時の、抽出前後の塗膜重量残存率。
[硬化膜のMEKラビング]:100mJ/cm2のUV照射量で5μm厚の塗膜を作製し、MEKを浸した綿棒で塗膜表面を擦り、塗膜が破壊されるまでに要した往復回数。
[硬化膜の臭気]:100mJ/cm2のUV照射量で硬化した5μm厚の塗膜の臭気を4段階で評価した。
1;全く臭気なし、2:臭気が少しある、3:臭気がある、4:臭気が強い
マイケル付加反応物45:実施例1で得たマイケル付加反応物
マイケル付加反応物46:実施例2で得たマイケル付加反応物
マイケル付加反応物47:実施例3で得たマイケル付加反応物
マイケル付加反応物48:実施例4で得たマイケル付加反応物
マイケル付加反応物62:実施例8で得たマイケル付加反応物
マイケル付加反応物63:実施例9で得たマイケル付加反応物
マイケル付加反応物64:実施例10で得たマイケル付加反応物
マイケル付加反応物65:実施例11で得たマイケル付加反応物
マイケル付加反応物66:実施例12で得たマイケル付加反応物
Miramer4004:MIWON社製のエチレンオキシド変性ペンタエリスリトールテトラアクリレート
比較合成例1で得たマイケル付加反応物(A)、汎用の光開始剤Irgacure907(2-メチル-1-[4-(メチルチオ)フェニル]-2-モルフォリノプロパン-1-オン:チバ・スペシャリティ社製)およびEsacureKIP-150(ランベルティ社製の高分子量タイプの光開始剤)を表3に示す組成で配合し、実施例と同様の評価を行った結果を表3に示す。
マイケル付加反応物A:比較合成例1で得たマイケル付加反応物A
Miramer4004:MIWON社製のエチレンオキシド変性ペンタエリスリトールテトラアクリレート
Irgacure907:チバ・スペシャリティ社製の2-メチル-1-[4-(メチルチオ)フェニル]-2-モルフォリノプロパン-1-オン
KIP-150:ランベルティ社製の高分子量光開始剤
表4及び表5に示した材料を混合し、三本ロールで練肉して得たUV硬化性インキについて下記試験を実施した。
[硬化性]:PETタック紙上に、RIテスター展色機によりUVインキ盛(0.125cc/3分割ロール使用)で展色し、120W/cmメタルハライドランプを備えたコンベア式紫外線照射装置を用いて紫外線照射した。硬化後のインキ膜表面を紙で擦り、インキが紙に転写しなくなるコンベア速度を硬化性とし、次の基準で評価した。
○:硬化性60m/min以上
△:硬化性30~60m/min
×:硬化性30m/min以下
[光沢]:反射光沢度計(村上色彩研究所製)により60°-60°の光沢を測定した。
[硬化膜臭気]:上記の耐溶剤性に供したサンプルの臭気を嗅いで、以下の基準で臭気を評価した。
:全く臭気なし、△:少し臭気あり、×:強い臭気あり
比較合成例1で得たマイケル付加反応物(A)およびIrgacure907(2-メチル-1-[4-(メチルチオ)フェニル]-2-モルフォリノプロパン-1-オン:チバ・スペシャリティ社製)を表5に示す組成で配合し、実施例と同様の評価を行った結果を表5に示す。
マイケル付加反応物45:実施例1で得たマイケル付加反応物
マイケル付加反応物47:実施例3で得たマイケル付加反応物
マイケル付加反応物59:実施例5で得たマイケル付加反応物
マイケル付加反応物60:実施例6で得たマイケル付加反応物
マイケル付加反応物61:実施例7で得たマイケル付加反応物
マイケル付加反応物A:比較合成例1で得たマイケル付加反応物
アロニックスM-408:東亞合成(株)製のジトリメチロールプロパンテトラアクリレート
Miramer4004:MIWON社製のエチレンオキシド変性ペンタエリスリトールテトラアクリレート
Irg907:チバ・スペシャリティ製の光開始剤2-メチル-1-[4-(メチルチオ)フェニル]-2-モルフォリノプロパン-1-オン
EAB:和光純薬(株)製の4,4’-ジエチルアミノベンゾフェノン
フタロシアニンブルー:DIC(株)製のFASTOGEN BLUE TGR-1
ワニス:DIC(株)製の61X1077ワニス
PEワックス:クラリアント社製のセリダスト3615
Claims (8)
- 一般式(1)~(8)で表されるマイケル供与体としての機能を有する化合物のうち少なくとも1種と、マイケル受容体としての機能を有する単量体又は重合体とのマイケル付加反応により得られるマイケル付加反応物。
(式中、R1及びR2は、それぞれ独立に炭素数1~12のアルキル基、アリル基、シクロアルキル基、アリール基又はアラルキル基を表し、
Gは、炭素数1~12のアルキレン基、二価アリール基又は二価アラルキル基を表し、
Xは、NH又はOを表し、
R3及びR4は、それぞれ独立に炭素数1~12のアルキル基を表し、
R5は水素原子、炭素数1~12のアルキル基、シクロアルキル基、アリール基、アラルキル基又は炭素数2~12のチオアルキル基を表し、
m及びnは2又は3を表し、pは0、1、2又は3を表す。) - 前記単量体又は重合体が、(メタ)アクリレート単量体又は重合体である請求項1に記載のマイケル付加反応物。
- (前記マイケル供与体としての機能を有する化合物のマイケル供与機能を有する基の数)/(前記単量体又は重合体のマイケル受容機能を有する基の数)が1/20~1/2の範囲である請求項1又は2に記載のマイケル付加反応物。
- 請求項1~4の何れかに記載のマイケル付加反応物を含む光開始剤。
- 請求項5に記載の光開始剤を含む活性エネルギー線硬化性組成物。
- 請求項6記載の活性エネルギー線硬化性組成物を含む活性エネルギー線硬化性インキ組成物。
- 請求項6に記載の活性エネルギー線硬化性組成物を含む活性エネルギー線硬化性表面被覆用組成物。
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| JPS6084248A (ja) | 1983-08-15 | 1985-05-13 | チバ−ガイギ− アクチエンゲゼルシヤフト | 光重合性組成物およびその用途 |
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- 2010-06-28 WO PCT/JP2010/060952 patent/WO2011001928A1/ja not_active Ceased
- 2010-06-28 EP EP20100794097 patent/EP2450344B1/en not_active Not-in-force
- 2010-06-28 JP JP2010537200A patent/JP4816814B2/ja not_active Expired - Fee Related
- 2010-06-28 US US13/379,781 patent/US8674089B2/en not_active Expired - Fee Related
- 2010-06-28 CA CA2769210A patent/CA2769210A1/en not_active Abandoned
- 2010-06-28 CN CN201080029156.2A patent/CN102471233B/zh not_active Expired - Fee Related
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| JP2012012443A (ja) * | 2010-06-29 | 2012-01-19 | Fujifilm Corp | インク組成物、インクセット及び画像形成方法 |
| US20130296485A1 (en) * | 2012-05-04 | 2013-11-07 | Eternal Chemical Co., Ltd. | Self-sensitive polymerizable liquid resin and use thereof |
| US9340644B2 (en) * | 2012-05-04 | 2016-05-17 | Eternal Materials Co., Ltd. | Self-sensitive polymerizable liquid resin and use thereof |
| JP2014062050A (ja) * | 2012-09-19 | 2014-04-10 | Fujifilm Corp | 多価官能マレイミド系重合性化合物、これを含む硬化組成物およびインク組成物 |
| JPWO2015174402A1 (ja) * | 2014-05-15 | 2017-04-20 | Dic株式会社 | 化合物、活性エネルギー線硬化性組成物、その硬化物、印刷インキ及びインクジェット記録用インキ |
| US9957402B2 (en) | 2014-05-15 | 2018-05-01 | Dic Corporation | Compound, active energy ray curable composition, cured article thereof, printing ink, and inkjet recording ink |
| JP2016104831A (ja) * | 2014-12-01 | 2016-06-09 | Dicグラフィックス株式会社 | 活性エネルギー線硬化型組成物 |
| JP2016176043A (ja) * | 2015-03-23 | 2016-10-06 | 株式会社Adeka | ラジカル重合性インク組成物 |
| US11079675B2 (en) | 2016-05-13 | 2021-08-03 | Dic Corporation | Compound, photocurable composition, cured product of same, printing ink, and printed matter curing the printing ink |
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| JP2018002957A (ja) * | 2016-07-07 | 2018-01-11 | Dic株式会社 | 活性エネルギー線硬化性印刷インキ、及びその印刷物 |
| JP2018002958A (ja) * | 2016-07-07 | 2018-01-11 | Dic株式会社 | 活性エネルギー線硬化性印刷インキ、及びその印刷物 |
| WO2018163442A1 (ja) * | 2017-03-10 | 2018-09-13 | Dic株式会社 | 含フッ素アセトフェノン誘導体、フッ素系添加剤及びこれを含有する硬化性組成物とその硬化物 |
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| JP2020517590A (ja) * | 2017-04-24 | 2020-06-18 | アイジーエム グループ ビー.ヴィ. | アルキルアリールケトンの簡便な酸化的官能化 |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR101355901B1 (ko) | 2014-01-28 |
| US8674089B2 (en) | 2014-03-18 |
| JPWO2011001928A1 (ja) | 2012-12-13 |
| US20120190846A1 (en) | 2012-07-26 |
| CN102471233B (zh) | 2015-07-22 |
| EP2450344A4 (en) | 2012-12-05 |
| CA2769210A1 (en) | 2011-01-06 |
| KR20120041728A (ko) | 2012-05-02 |
| JP4816814B2 (ja) | 2011-11-16 |
| EP2450344B1 (en) | 2013-12-11 |
| CN102471233A (zh) | 2012-05-23 |
| EP2450344A1 (en) | 2012-05-09 |
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