CN1279126C - Antifouling paint composition and method for forming the coating of the composition - Google Patents
Antifouling paint composition and method for forming the coating of the composition Download PDFInfo
- Publication number
- CN1279126C CN1279126C CN 03142491 CN03142491A CN1279126C CN 1279126 C CN1279126 C CN 1279126C CN 03142491 CN03142491 CN 03142491 CN 03142491 A CN03142491 A CN 03142491A CN 1279126 C CN1279126 C CN 1279126C
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- Prior art keywords
- resin
- minutes
- substrate
- coating
- heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000576 coating method Methods 0.000 title claims description 55
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- 239000007788 liquid Substances 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 229960001708 magnesium carbonate Drugs 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- WQLQSBNFVQMAKD-UHFFFAOYSA-N methane;silicon Chemical class C.[Si] WQLQSBNFVQMAKD-UHFFFAOYSA-N 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 125000000018 nitroso group Chemical group N(=O)* 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- CMPQUABWPXYYSH-UHFFFAOYSA-N phenyl phosphate Chemical compound OP(O)(=O)OC1=CC=CC=C1 CMPQUABWPXYYSH-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000010458 rotten stone Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- XVABCIITFANGTI-UHFFFAOYSA-N toluene 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC=C1.CC1=CC=CC(C)=C1C XVABCIITFANGTI-UHFFFAOYSA-N 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Landscapes
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
An antifouling paint composition comprises a fluorine-containing polymer and a hardening agent and/or a drying accelerator. The antifouling paint composition can be applied to a substrate and a coating layer having antifouling property and good surface property can be formed on the substrate by using a suitable curing process such as a heating process or an ultraviolet irradiation process.
Description
(1) technical field
The present invention relates to a kind of paint composite and form the method for this constituent coating, particularly relate to and a kind ofly have fluoropolymer and can be coated on the base material, with form one have good anti-fouling effect coating paint composite and form the method for this coating.
(2) background technology
The topcoating of traditional electronic product is mostly by the resin of unsaturated polyester resin, aminoresin, acrylic resin or polyurethane (polyurethane) resin and saturated polyester resin and upgrading thereof, and compound such as doping pigment, stopping composition, auxiliary agent, stiffening agent and solvent and forming, the coating above-mentioned coating is coated with lacquer liquid on plastic cement or metal material surface afterwards, again by processing modes such as hot baking hardening or uviolizing sclerosis, to obtain sticking power and the preferable coating of epithelium rerum natura.
But this kind traditional coating only focuses on the coated article surface had than beautiful appearance, and coated article is had good tack, do not have antifouling bearing dirty and effect such as antibiotic.Product with this kind coating in use for some time, the surface has dirts such as oil stain, the lines of the hand, black trace, lipstick or harmful microorganism to be stained with to stay easily, need with special clean-out system or clean cloth clean surface this moment, this is for user's inconvenience very.In order to improve the aforementioned surfaces coating dirty shortcoming that do not bear dirty, can in coating, add the additive of minor amount of silicon methane series, fluorine system usually, for example organically-modified silicone resin, fluorine-carbon modified silicone resin, fluorine-carbon modified acrylic resin and fluorocarbon etc.Because examples of such additives is than micromolecular compound, when coating is dry, can float over the surface of coating, make coating have certain short-term resistant effect, but this kind method can not the prolonged time, and its resistant effect is not good yet.
As everyone knows, fluorine atom has very high force of cohesion, therefore can make the coatingsurface that contains fluorine cpd be difficult for attaching pollutent, but antifouling effect is relevant with the number of fluorine atoms purpose number of coatingsurface.Therefore, fluorine atom in the coating molecule is by suitable molecular designing and coating processing molding method, when making fluorine atom be dispersed in the coatingsurface outermost, then the position all character of fluorine atom of coatingsurface all can with original fluorine atom characteristic close, and wherein the arrangement of the fluorine atom of coatingsurface with distribute can be along with hardening techniques such as for example hot baking of processing molding method, uviolizing, electron beam irradiations different, and present very big-difference.
(3) summary of the invention
The object of the present invention is to provide a kind ofly to have fluoropolymer and can be coated on the base material, forming an antifouling paint constituent with coating of good anti-fouling effect and surface property, and utilize this constituent to form the method for this coating.
Of the present inventionly utilize the antifouling paint constituent and on a base material, form the method for a coating, described antifouling paint constituent contains 50 parts by weight of acrylic-fluo-copolymer, 0.05-125 the stiffening agent of weight part and/or drying promoter, wherein said stiffening agent and/or drying promoter are selected from polyisocyanate resin, the END CAPPED GROUP polyisocyanate resin, melamine resin, melamine formaldehyde resin, the part methyl melamine formaldehyde resin, height amination melamine formaldehyde resin, the high methylation melamine formaldehyde resin, urea resin, sweet urine-formaldehyde resin, carboxy-modified amine resin, urea-formaldehyde resin, benzo guanamine resin, benzo guanamine-formaldehyde resin, sulfonic compound, phosphate compound; Be characterized in that this method comprises the following step: mix this antifouling paint constituent, mixed antifouling paint constituent is coated on this base material; And this base material that will be coated with this antifouling paint constituent carries out a sclerosis processing procedure and obtains this coating; This sclerosis processing procedure is heated baking processing procedure or uviolizing sclerosis processing procedure;
Wherein, when this base material was metal material, this sclerosis processing procedure was a heated baking processing procedure, was respectively first kind of heating schedule and second kind of heating schedule, and this first kind of heating schedule comprises the following step: this base material is inserted in the baking box; This base material was heated to 160 ℃ by 25 ℃ of linearities in 7 minutes; Continue 18 minutes with 160 ℃; And base material cooled to 25 ℃ by 160 ℃ of linearities in 5 minutes; This second kind of heating schedule comprises the following step: earlier base material is inserted in the baking box; In 5 minutes, be heated to 150 ℃ by 25 ℃ of linearities; Continue 20 minutes with 150 ℃; And base material cooled to 25 ℃ by 150 ℃ of linearities in 5 minutes;
Wherein, when this base material was plastic cement material, this sclerosis processing procedure was a heated baking processing procedure, includes following steps: base material is inserted in the baking box; In 5 minutes, be heated to 60 ℃ by 25 ℃ of linearities; Continue 15 minutes with 60 ℃; And base material cooled to 25 ℃ by 60 ℃ of linearities in 10 minutes;
Described uviolizing sclerosis processing procedure may further comprise the steps: base material is placed under the irradiation of uviolizing instrument; Envrionment temperature be under 35 ℃ with uviolizing 10-20 minute, irradiation energy be the 1000-1500 joule/hour.
(4) embodiment
Antifouling paint constituent of the present invention includes and contains a fluoropolymer, a non-fluoropolymer, a stiffening agent and/or drying promoter, a thinner, one smooth dose and/or defoamer, and a pigment.
Fluoropolymer among the present invention for example can be selected from fluoropolymer (fluoro-polymer), fluorine silicon resin multipolymer (fluoro-silicone copolymer), fluorine graft copolymer (fluoro graftcopolymer), vinylformic acid-fluorine silicon resin multipolymer (acrylic-fluoro-siliconecopolymer), vinylformic acid-fluo-copolymer, vinyl fluoride vinyl ether copolymers (fluoro-ethylene-vinyl-ether copolymer), polyester-fluo-copolymer (polyester-fluoro copolymer), polyester-fluorine silicon resin multipolymer (polyester-fluoro-silicone copolymer), one of chlorotrifluoroethylene (trifluorochloroethylene copolymer) and composition thereof.The usage quantity of fluoropolymer among the present invention is calculated with the total amount of paint composite, is 20-99.9 weight %, is preferably 40-60 weight %.
Above-mentioned fluoropolymer can be the Cefral CoatA202B, the A610X that are produced by Central Glass company or PX-40 etc. for example, fluorine graft copolymer can be the Cefral Coat G150F200 that is produced by Central Glass company for example, vinylformic acid-fluorine silicon resin multipolymer can be the E-4212 that is produced by Eternal company for example, vinylformic acid-fluo-copolymer can be the E-4211 that is produced by Eternal company for example, and the vinyl fluoride vinyl ether copolymers can be LUMIFLON LF-200, LF-600X or the LF-910LM that is produced by Asahi Glassas company for example.
Non-fluoropolymer among the present invention for example can be selected from one of vinylformic acid-resinous copolymeric siloxane thing (acrylic-silicone copolymer), polyester-resinous copolymeric siloxane thing (polyester-siliconecopolymer), silicon resin copolymer (silicone polymer), epoxy-resinous copolymeric siloxane thing (epoxy-silicone copolymer) and composition thereof.The usage quantity of non-fluoropolymer among the present invention is calculated with the total amount of paint composite, is 0.1-50 weight %, is preferably 20-30 weight %, if fluoropolymer is made as 50 weight parts, then the usage quantity of non-fluoropolymer is the 0.05-125 weight part.
Aforesaid propylene acid-resinous copolymeric siloxane thing can be TegoProtect 5002, Tego Protect 5001 or the Tego Protect 5000 that is produced by Degussa company for example, silicon resin copolymer can be DC 1248, BY 16201, SF 8427 or the BY 16880 that is produced by Dow corning company for example, and epoxy-resinous copolymeric siloxane thing can be SF 8411, SF 8413 or the BY 16839 that is produced by Dow corning company for example.
Stiffening agent and/or drying promoter are for example optional from polyisocyanate resin (polyisocyanate resin) among the present invention, END CAPPED GROUP polyisocyanate resin (blocked polyisocyanateresin), melamine resin (melamine resin), melamine formaldehyde resin (melamine-formaldehyde resin), part methyl melamine formaldehyde resin (partially methylatedmelamine-formaldehyde resin), height amination melamine formaldehyde resin (hyperamino-melamine-formaldehyde resin), high methylation melamine formaldehyde resin (hypermethylayed melamine-formaldehyde resin), urea resin (urearesin), sweet urine-formaldehyde resin (glycoluril-formaldehyde resin), carboxy-modified amine resin (carboxyl modified amino resin), urea-formaldehyde resin (urea-formaldehyderesin), benzo guanamine resin (benzoguanamine resin), benzo guanamine-formaldehyde resin (benzoguanamine-formaldehyde resin) (more than be stiffening agent), END CAPPED GROUP acid compounds (blocked acid compounds), sulfonic compound (sulfonic acid compounds), phosphate compound (phosphoric acid compounds), lewis' acid (Lewis acid), complex compound metallic salt (complex metallic salts), organic amine salt compounds (organic aminesalts), one of tin compound (stannic compounds) (more than be drying promoter) and composition thereof.The usage quantity of stiffening agent and/or drying promoter among the present invention is calculated with the total amount of paint composite, is 0.1-50 weight %, is preferably 20-30 weight %, if polymkeric substance is made as 50 weight parts, then the usage quantity of stiffening agent and/or drying promoter is the 0.05-125 weight part.
Above-mentioned polyisocyanate resin can be N75, N100, N3300, N3375, N3390 or the N3790 that is produced by Bayer company for example, or Coronate HX, the Coronate HX90B, Coronate HXT, Coronate HL, Coronate HL-S, Coronate HK, Coronate 2096 or the Coronate 2234 that are produced by Nippon Polyurethane Industry company.
The END CAPPED GROUP polyisocyanate resin can be the BurnockSF-200 that is produced by LIDYE Chemical company for example, or the BLR-8086 that is produced by Deuchem Trading company, or Coronate 2507, the Coronate 2513 or the Coronate 2515 that are produced by NipponPolyurethane Industry company.Melamine resin can be Beckamine MA, Beckamine PMN, Beckamine J-101N, Beckamine MAS or the BeckamineMAN that is produced by LIDYE Chemical company for example.
Melamine formaldehyde resin can be the Superbeckamine J-820-60 that is produced by LIDYE Chemical company for example, Superbeckamine L-117-60, Superbeckamine S-826, Superbeckamine G-821-60, Superbeckamine L-121-60, SuperbeckamineS-2216, Superbeckamine S-2208, Superbeckamine ODL-131-60, Superbeckamine L-806-60, Superbeckamine TD-126, Superbeckamine YM-20, Superbeckamine YM-30 or Superbeckamine L-105-60.
The part methyl melamine formaldehyde resin can be R717, R741, Cymel 370, Cymel 370, Cymel 380 or the Cymel 385 that is produced by Solutia company for example.High amido melamine formaldehyde resin can be Cymel 323, Cymel 324, Cymel 325, Cymel 327, Cymel 345 or the Cymel 1158 that is produced by Solutia company for example.The high methylation melamine formaldehyde resin can be R-747, R-757, R-748, Cymel 300, Cymel 301, Cymel 303 or the Cymel 350 that is produced by Solutia company for example.
Urea resin can be Beetle60, Beetle64, Beetle 65 or the Beetle 80 that is produced by American Cyanamid company for example.Sweet urine-formaldehyde resin can be Cymel 1170 or the Cymel 1171 that is produced by Solutia company for example.Urea-formaldehyde resin can be Beckamine N, Beckamine P-138 or the Beckamine P-196M that is produced by LIDYE Chemical company for example.Benzo guanamine resin can be Cymel 1123, Cymel 1125, Cymel659, Cymel 5010 or the Cymel 5011 that is produced by Solutia company for example.
The END CAPPED GROUP acid compounds can be for example 2-amido-2-methyl isophthalic acid-propyl alcohol END CAPPED GROUP right-toluenesulphonic acids (2-amino-2-methyl-1-propanol blocked p-toluenesulfonic acid) or three triethylamine END CAPPED GROUP are right-toluenesulphonic acids (triethylamine blocked p-toluenesulfonic acid).Sulfonic compound can be right-toluenesulphonic acids (p-toluenesulfonic acid), dinonyl naphthalene list sulfonic acid (dinonylnaphthalene monosulfonic acid), dinonylnaphthalene disulfonic acid (dinonylnaphthalene disulfonic acid) or ten dicarbonyl Phenylsulfonic acids (dodecylbenzenesulfonic acid) for example.Phosphate cpd can be butyl phosphate (butyl phosphate) or phenyl-phosphonic acid (phenyl phosphate) for example.Lewis' acid can be magnesium bromide (magnesium bromide), magnesium nitrate (magnesium nitrate), zinc nitrate (zinc nitrate) for example.
Thinner is to be selected from one of benzene-like compounds, ester compound, ketone compounds and composition thereof among the present invention.The usage quantity of thinner among the present invention is calculated with the total amount of paint composite, is 0.1-70 weight %, is preferably 30-50 weight %, if polymkeric substance is made as 50 weight parts, then the usage quantity of thinner is the 0.05-175 weight part.
Benzene-like compounds can be benzene (benzene) for example, o-Xylol (o-xylene), m-xylene (m-xylene), p-Xylol (p-xylene), Three methyl Benzene (trimethylbenzene) or vinylbenzene (styrene), and ester compound can be ethyl acetate (ethyl acetate) for example, butylacetate (butylacetate), diethyl carbonate (diethyl carbonate), ethyl formate (ethyl formate), methyl acetate (formyl acetate), ethoxyethyl acetate(EA) (ethyl ethoxyl acetate), acetate oxyethyl group propyl ester (propyl ethoxyl acetate), acetate propylene glycol monomethyl ester (propyleneglycol monomethyl ester acetate) or rhodia (cellulose acetate).And ketone compounds can be acetone (acetone), methyl ethyl ketone (methyl ethyl ketone) or methyl iso-butyl ketone (MIBK) (methyl isobutyl ketone) for example.
Smooth dose and/or defoamer are to be selected from acrylate copolymer (acrylic polymer) among the present invention, fluoropolymer (fluoropolymer), vinylformic acid-fluoropolymer (acrylic fluoropolymer) (above is non-silicone resin based polymer), silicon resin copolymer (silicone polymer), fluorine silicon resin polymkeric substance (fluoro-sil icone polymer), one of vinylformic acid-silicon resin copolymer (acrylic siliconepolymer) (above is the silicone resin based polymer) and composition thereof.The usage quantity of smooth dose and/or defoamer is calculated with the total amount of paint composite among the present invention, is 0.1-20 weight %, is preferably 10-15 weight %, if polymkeric substance is made as 50 weight parts, the usage quantity of then smooth dose and/or defoamer is the 0.05-50 weight part.
Acrylate copolymer, fluoropolymer, non-silicone resin based polymer such as vinylformic acid-fluoropolymer can be to be selected from the EFKA 3778 that EFKA company is produced for example, EFKA 20, EFKA 21, EFKA 2018, EFKA 720, EFKA 722, EFKA 3777, EFKA 3772, EFKA 3600, EFKA 3570, EFKA 3277, or be selected from the Tego Airex 910 that Degussa company is produced, Tego Airex 931, Tego Airex 935, Tego Glide 100, or be selected from the BYK 051 that BYK company is produced, BYK 052, BYK 053, BYK055, BYK 057, or is selected from the 1920N that Disparlon company is produced, 1925N, 1950,1970,230, OX-70, OX-77, OX-88M, OX-880, AP-30, AP-20, AP-10, OX-66, OX-70, OX-77, OX-710, OX-715, OX-720, OX-880, OX-881, OX-883, OX-888, P-410, P-420, LC-955, LC-908, LC-915, L-1985-50, L-1980, L-1982, L-1983, L-1984.
Silicon resin copolymer, the fluorine silicon resin polymkeric substance, silicone resin based polymers such as vinylformic acid-silicon resin copolymer can be to be selected from the EFKA 83 that EFKA company is produced for example, EFKA 86, EFKA 88, EFKA LP8832, EFKA 3030, EFKA 3031, EFKA 3034, EFKA 3035, EFKA 3236, EFKA 3033, EFKA3522, EFKA 23, EFKA 22, EFKA 2028, EFKA 3580, EFKA 3299, EFKA 3239, or be selected from the Tego foamx N that Degussa company is produced, Tego Airex 900, Tego Airex 960, Tego Airex 970, Tego Airex 980, Tego Airex 985, or be selected from the BYK 065 that BYK company is produced, BYK 066, BYK 080, BYK 088, BYK 141, BYK 307, BYK 333, BYK 341, BYK 320, BYK 323, BYK 345, BYK 346, or are selected from the 1930N that Disparlon company is produced, 1931,1933.
Pigment is to be selected from the group that pigment dyestuff, mineral dye, metallic pigment, stopping composition and composition thereof are formed among the present invention.The usage quantity of pigment among the present invention is calculated with the total amount of paint composite, is 0.1-70 weight %, and the amount of use is allocated according to the demand of reality.If polymkeric substance is made as 50 weight parts, then the usage quantity of pigment is the 0.05-175 weight part.
Pigment dyestuff is to be selected from various natural pigments, nitropigments, nitroso pigments, azo pigment and resemblance thereof.Mineral dye is to be selected from 1) sulfide cadmium yellow etc. for example, 2) for example zinc oxide, titanium oxide and magnesium oxide etc. of oxide compound, 3) vitriol barium sulfate etc. for example, 4) oxyhydroxide, 5) silicate Calucium Silicate powder etc. for example, 6) ultramarine, 7) for example lime carbonate and magnesiumcarbonate etc. of carbonate, 8) carbon black, 9) pearlescence, 10) pearl powder, 11) chameleon pigment etc.Metallic pigment are to be selected from aluminium powder, copper powder, bronze, nickel powder, aluminum-copper alloy powder and silver slurry and resemblance thereof.And stopping composition is to be selected from silicon-dioxide, clay, mica, granulated glass sphere, silicate compound, diatomite, china clay, tripoli, talcum powder, lime carbonate, barium sulfate, kaolin and resemblance thereof.
The present invention forms the method for a coating, be with the above-mentioned coating constituent after suitable allotment, can be used for being coated on the base material.And the method that applies can be utilized any existing coating technology, comprise brushing, spray paint, dipping, roller is smeared or flood and cover etc., more than comparatively convenient to spray paint again in this SOME METHODS, and at present the known technology of spraying paint include that air pressure type is sprayed paint, no air type sprays paint, electrostatic spray paint etc.
The method of the above-mentioned formation coating of the present invention can be applied in any can formation on the base material of coating on its surface, these base materials can be that metal, timber, plastic cement and resemblance thereof are made for example, include metal shell and plastic casing, car body, furniture, electrical home appliances and the resemblance thereof of electronics.
After being coated in paint composite of the present invention on the base material, can utilize the heated baking or the mode of uviolizing that coating is hardened.In the process of heated baking, thinner can be evaporated, and polymkeric substance and stiffening agent harden because of the crosslinked coating that makes.Heated baking can carry out with existing any heating oven, and also can heat with the mode of infrared rays, microwave or radio frequency in addition.
In the processing procedure of heated baking, for different base material materials or different paint composites the program of different heating is arranged, the scope of its Heating temperature is from 25 ℃ to 200 ℃ of the room temperatures.For example for the sclerosis of the coating on the metal base, the program of first kind of heating is that elder generation inserts base material in the baking box, is heated to 160 ℃ by 25 ℃ of linearities in 7 minutes, then continue 18 minutes, and then base material was cooled to 25 ℃ by 160 ℃ of linearities in 5 minutes with 160 ℃.Second kind of heating schedule is that elder generation inserts base material in the baking box, is heated to 150 ℃ by 25 ℃ of linearities in 5 minutes, then continues 20 minutes with 150 ℃, and then base material was cooled to 25 ℃ by 150 ℃ of linearities in 5 minutes.And for plastic rubber substrate, the program of the third heating is that elder generation inserts base material in the baking box with base material earlier, is heated to 60 ℃ by 25 ℃ of linearities in 5 minutes, then continues 15 minutes with 60 ℃, and then base material was cooled to 25 ℃ by 60 ℃ of linearities in 10 minutes.
And uviolizing hardened method mainly is to be applied under the situation of diluent free, imposes irradiation at different materials or different prescriptions.The uviolizing hardening process is in the present invention: earlier base material is placed under the irradiation of this uviolizing instrument, then envrionment temperature be under 35 ℃ with uviolizing 10-20 minute, irradiation energy be the 1000-1500 joule/hour.
[embodiment]
＜physical property measurement method and standard 〉
The following example will carry out the physical properties assessment with following testing method according to the coating that above-mentioned procedure for processing obtained:
(1) coating thickness measurement:
Utilize the thickness of screw micrometer (Digimatic Micrometer) the measurement coating of Mitutoyo company manufacturing.At first be that testing plate is inserted the measuring position, the thickness of measuring testing plate by the rough adjustment button and the inching button of rotating screw micrometer then, screw micrometer can measure the size of coating to micron (mm).
(2) sticking power test:
Use hundred lattice cuttves (each is divided into 1mm for 1cm, totally 10 intervals) to draw 100 grids (must run through coating and arrive base material) at substrate surface with smooth testing coating.Afterwards, use the closely connected coatingsurface after cutting of 3M#600 adhesive tape, leave standstill after about 3 minutes direction moment pull-up with 90 ° of angles.Check whether each lattice of coatingsurface have the depainting phenomenon, so as to judging the attachment of coating.If the coating of 100 lattice fully breaks away from base material, be 5B (splendid) to the tack of base material then with this coating evaluation, if there are 65 lattice above during, then this coating is assessed as OB (tack extreme difference) by the adhesive tape pull-up.
(3) pencil hardness test
Use pencil/hardness tester to test.The pencil of different hardness is positioned in the hardness test machine, and pencil and detected materials angle at 45 adds the strength of 1000 grams, and pencil is moved around on coating, the about 0.5mm of speed per second.If coatingsurface does not have scratch to be produced, then changing the higher pencil of another hardness and scratch when scratching, up to till scratch occurring on the coating, is the hardness of coating test piece with the pencil hardness decision that causes scratch at last then.And pencil hardness by the most soft to the hardest following grade: 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, the 9H of being divided into.
(4) wear resistant test
Use flannelette, loading 1000g is added on the abrasion tester, rubs 5000 times with the 30mm linear reciprocation on coating.Use eraser, loading 500g is added on the abrasion tester, back and forth rubs 200 times with 30mm on coating.The invisible ground in test back, it is qualified then to be judged to be.
(5) alcohol resistance test
Use industrial spirit, cotton and abrasion tester.Industrial spirit is added in the cotton, and loading 500g is added on the abrasion tester, back and forth rubs 100 times on coating.The invisible ground in test back, it is qualified then to be judged to be.
(6) stain resistance test
Scrawle base material panel surface with the unusual pen of oiliness (GE-ink 200), after 5 minutes, with the facial tissue wiping with coating.Can remove totally with facial tissue after the test, it is qualified then to be judged to be.
The code name explanation of＜embodiment 〉
PTSA: tosic acid (p-toluenesulfonic acid)
EFKA 3031: smooth dose
EFKA 22: defoamer
R747: stiffening agent
E-4211: vinylformic acid-fluo-copolymer
BAc: butylacetate (butyl acetate)
PMA: acetate propylene glycol monomethyl ester (propylene glycol monomethyl ester acetate)
Toluene: toluene
Xylene: dimethylbenzene
EFKA 3777: smooth dose
Tego Airex 900: defoamer
EFKA 21: defoamer
BYK 057: defoamer
DBTDL: dibutyl tin dilaurate (dibutyl tin dilaurate)
Coronate HX: stiffening agent
IPA: Virahol (isopropanol)
CAc: rhodia (cellulose acetate)
PC/ABS: polycarbonate/acrylonitrile-divinyl-benzene diene (polycarbonate/acrylonitrile butadiene styrene)
(embodiment 1)
Base material kind: aluminum magnesium alloy
Sclerosis processing procedure: heated baking, heating schedule 2
Coating is formed (weight %):
Polymkeric substance E-4211:35%
Stiffening agent R747:10%
Drying promoter PTSA:0.4%
Diluent B Ac:15%, PMA:15%,
Toluene：5％、Xylene：15％
Smooth dose of EFKA 3031:0.25%
Defoamer EFKA 22:0.35%
Metallic pigment silver slurry: 4%
(embodiment 2)
Base material kind: aluminium alloy
Sclerosis processing procedure: heated baking, heating schedule 1
Coating is formed (weight %):
Polymkeric substance E-4211:34%
Stiffening agent R747:10%
Drying promoter PTSA:0.5%
Thinner PMA:25%, Xylene:25%
Defoamer EFKA 21:0.25%, Tego Airex 900:0.35%
Metallic pigment silver slurry: 4.9%
(embodiment 3)
Base material kind: PC/ABS
Sclerosis processing procedure: heated baking, heating schedule 3
Coating is formed (weight %):
Polymkeric substance E-4211:36%
Stiffening agent Coronate HX:6%, Toluene:14%
Drying promoter DBTDL:0.04%
Thinner IPA:16%, BAc:8%, Toluene:8%, Xylene:8%
Defoamer: EFKA 22:0.4%
Smooth dose: EFKA 3031:0.36%
Metallic pigment: silver slurry: 3.2%
(embodiment 4)
Base material kind: aluminium alloy
Sclerosis processing procedure: heated baking, heating schedule 1
Coating is formed (weight %):
Polymkeric substance Lumiflon:32.5%
Stiffening agent Cymel 303:10.5%
Drying promoter PTSA:0.5%
Thinner CAc:12.5%, PMA:12.5%, Xylene:25%
Smooth dose of EFKA 3777:0.25%
Defoamer Tego Airex 900:0.35%
Metallic pigment silver slurry: 3.9%
(embodiment 5)
Base material kind: aluminum magnesium alloy
Sclerosis processing procedure: heated baking, heating schedule 2
Coating is formed (weight %):
Polymkeric substance Lumiflon:34.5%
Stiffening agent Cymel 303:10.5%
Drying promoter PTSA:0.4%,
Diluent B Ac:15%, PMA:15%, Toluene:5%, Xylene:15%
Smooth dose of EFKA 3031:0.25%
Defoamer EFKA 22:0.35%
Metallic pigment silver slurry: 4%
(embodiment 6)
Base material kind: PC/ABS
Sclerosis processing procedure: heated baking, heating schedule 3
Coating is formed (weight %):
Polymkeric substance Lumiflon:36%
Stiffening agent Coronate HX:6%, Toluene:14%
Drying promoter DBTDL:0.04%
Thinner IPA:16%, BAc:8%, Toluene:8%, Xylene:8%
Smooth dose of EFKA 3031:0.36%
Defoamer BYK 057:0.4%
Metallic pigment silver slurry: 3.2%
Table one coated membrane test result:
| Test event | Film thickness (priming paint+finish paint) | Sticking power | Hardness | Wear resistant | Alcohol resistance | Stain resistance |
| Embodiment 1 | 20+6μm | 5B | 3H | Qualified | Qualified | Qualified |
| Embodiment 2 | 20+12μm | 5B | 3H | Qualified | Qualified | Qualified |
| Embodiment 3 | 0+12μm | 5B | 2H | Qualified | Qualified | Qualified |
| Embodiment 4 | 20+12μm | 5B | 3H | Qualified | Qualified | Qualified |
| Embodiment 5 | 20+12μm | 5B | 3H | Qualified | Qualified | Qualified |
| Embodiment 6 | 0+12μm | 5B | 2H | Qualified | Qualified | Qualified |
Conclude above-mentioned, comprise a fluoropolymer, a non-fluoropolymer, a stiffening agent and/or drying promoter, a thinner, one smooth dose and/or defoamer in the antifouling paint constituent of the present invention, an and pigment, utilize above-mentioned antifouling paint constituent, it can be coated on the base material, and utilize suitable hardening process, as heating processing or uviolizing processing procedure, thereby can on base material, form coating with antifouling properties and excellent surface characteristic, so can reach purpose of the present invention really.
Claims (1)
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| CN101591493B (en) * | 2008-05-29 | 2012-05-30 | 华北电力科学研究院有限责任公司 | Surface coating composition and preparation method thereof |
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