CN109321050B - Weather-resistant coating liquid, weather-resistant automobile glass and manufacturing method thereof - Google Patents
Weather-resistant coating liquid, weather-resistant automobile glass and manufacturing method thereof Download PDFInfo
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- CN109321050B CN109321050B CN201811093162.9A CN201811093162A CN109321050B CN 109321050 B CN109321050 B CN 109321050B CN 201811093162 A CN201811093162 A CN 201811093162A CN 109321050 B CN109321050 B CN 109321050B
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- 238000000576 coating method Methods 0.000 title claims abstract description 141
- 239000011248 coating agent Substances 0.000 title claims abstract description 129
- 239000011521 glass Substances 0.000 title claims abstract description 65
- 239000007788 liquid Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000002250 absorbent Substances 0.000 claims abstract description 45
- 230000002745 absorbent Effects 0.000 claims abstract description 45
- 229920005989 resin Polymers 0.000 claims abstract description 33
- 239000011347 resin Substances 0.000 claims abstract description 33
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 32
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 13
- 239000002270 dispersing agent Substances 0.000 claims abstract description 13
- 230000032683 aging Effects 0.000 claims abstract description 12
- 239000008367 deionised water Substances 0.000 claims abstract description 11
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 11
- 239000003054 catalyst Substances 0.000 claims abstract description 10
- 230000000873 masking effect Effects 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 27
- 238000012360 testing method Methods 0.000 claims description 18
- 239000000178 monomer Substances 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 229920001577 copolymer Polymers 0.000 claims description 14
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 12
- 238000002834 transmittance Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- -1 polysiloxane Polymers 0.000 claims description 9
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 8
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 8
- 239000000049 pigment Substances 0.000 claims description 8
- 229920000728 polyester Chemical class 0.000 claims description 8
- 229920000570 polyether Polymers 0.000 claims description 8
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 claims description 7
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 6
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical group C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 claims description 6
- 239000012965 benzophenone Substances 0.000 claims description 6
- KOPBYBDAPCDYFK-UHFFFAOYSA-N caesium oxide Chemical compound [O-2].[Cs+].[Cs+] KOPBYBDAPCDYFK-UHFFFAOYSA-N 0.000 claims description 6
- 229910001942 caesium oxide Inorganic materials 0.000 claims description 6
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical group O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims description 6
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 229910001930 tungsten oxide Inorganic materials 0.000 claims description 6
- 229910052724 xenon Inorganic materials 0.000 claims description 6
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000011787 zinc oxide Substances 0.000 claims description 6
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 claims description 5
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 5
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 5
- 229920001567 vinyl ester resin Polymers 0.000 claims description 5
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 5
- 229920002554 vinyl polymer Polymers 0.000 claims description 5
- 229920001400 block copolymer Polymers 0.000 claims description 4
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims description 4
- QQQSFSZALRVCSZ-UHFFFAOYSA-N triethoxysilane Chemical compound CCO[SiH](OCC)OCC QQQSFSZALRVCSZ-UHFFFAOYSA-N 0.000 claims description 4
- YUYCVXFAYWRXLS-UHFFFAOYSA-N trimethoxysilane Chemical compound CO[SiH](OC)OC YUYCVXFAYWRXLS-UHFFFAOYSA-N 0.000 claims description 4
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
- 125000005376 alkyl siloxane group Chemical group 0.000 claims description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 3
- 238000003618 dip coating Methods 0.000 claims description 3
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 claims description 3
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 3
- 238000004528 spin coating Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000007766 curtain coating Methods 0.000 claims description 2
- 229920006163 vinyl copolymer Polymers 0.000 claims 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 7
- 239000012855 volatile organic compound Substances 0.000 abstract description 6
- 239000002253 acid Substances 0.000 abstract description 3
- 239000003513 alkali Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000005303 weighing Methods 0.000 description 7
- 239000006096 absorbing agent Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 235000019441 ethanol Nutrition 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 206010006784 Burning sensation Diseases 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920005603 alternating copolymer Polymers 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910021389 graphene Inorganic materials 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 229920000609 methyl cellulose Polymers 0.000 description 2
- 239000001923 methylcellulose Substances 0.000 description 2
- 235000010981 methylcellulose Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229940058020 2-amino-2-methyl-1-propanol Drugs 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 239000005058 Isophorone diisocyanate Substances 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229920006243 acrylic copolymer Polymers 0.000 description 1
- 125000004423 acyloxy group Chemical group 0.000 description 1
- 239000004844 aliphatic epoxy resin Substances 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical compound CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical class O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000000411 transmission spectrum Methods 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- 239000012801 ultraviolet ray absorbent Substances 0.000 description 1
- 229940070710 valerate Drugs 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Images
Classifications
-
- 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
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C09D127/18—Homopolymers or copolymers of tetrafluoroethene
-
- 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
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to the technical field of surface coating, and particularly provides a weather-resistant coating liquid, automobile glass with a weather-resistant coating formed by the weather-resistant coating liquid, and a manufacturing method of the automobile glass. The weather-resistant masking liquid comprises silica sol, fluorocarbon resin, a dispersing agent and a flatting agent; the silica sol is prepared by mixing and stirring at least silicate, a solvent, a silane coupling agent, a catalyst and deionized water. The invention can effectively improve the alkali resistance, acid resistance, aging resistance and other properties of the weather-resistant coating formed by the weather-resistant coating liquid, thereby prolonging the normal service life of the weather-resistant coating; the weatherable coating also has excellent abrasion resistance; the weather-resistant coating liquid can also be directly added with an infrared absorbent and/or an ultraviolet absorbent; the weather-resistant coating liquid has the advantages of extremely low VOC (volatile organic compounds) emission, environmental friendliness, good construction performance and the like, and the weather-resistant coating can meet the regulation of automotive glass.
Description
The technical field is as follows:
the invention relates to the technical field of surface coating, and particularly provides a weather-resistant coating liquid, automobile glass with a weather-resistant coating formed by the weather-resistant coating liquid, and a manufacturing method of the automobile glass.
Background art:
functional coatings such as abrasion resistant coatings, insulating coatings, uv-blocking coatings, infrared-blocking coatings, decorative coatings, and the like can be formed on the surface of the substrate by surface coating techniques. Weather resistance is one of performance evaluation indexes of a coating layer, and a xenon lamp aging resistance test is generally used for evaluating the weather resistance; if the coating is poor in weatherability, its service life will be severely affected.
In order to improve the weather resistance of the coating, patent CN105400314A discloses a corrosion-resistant fluorocarbon resin coating, which comprises FEVE fluorocarbon resin, aliphatic epoxy resin, acrylic acid modified alkyd resin, bentonite, magnesium silicate, modified kaolin, hollow glass beads, graphene, melamine resin, 2-amino-2-methyl-1-propanol, methyl cellulose, anionic polyacrylamide, IPDI isocyanate curing agent, polydimethylsiloxane, butyl acetate, propylene glycol, wetting agent, dimethyl valerate, preservative and water, wherein the added methyl cellulose, graphene, polydimethylsiloxane, and anionic polyacrylamide have a synergistic effect, so that the adhesion of the coating after film formation is further enhanced, the coating has excellent chemical corrosion resistance, and is resistant to humidity and heat, temperature change, and even in an extremely harsh environment, the coating film does not generate spots, and the coating does not generate spots, However, the coating formed from the coating material has a low visible light transmittance, and thus cannot satisfy the requirements of a clear coating. Meanwhile, patent CN104231122A discloses an organosilicon modified fluorocarbon resin, which is prepared by introducing a silane coupling agent containing methoxy and acyloxy groups to an organic fluorocarbon resin, performing organosilicon modification to obtain an organosilicon modified fluorocarbon resin, and connecting the fluorocarbon resin with needle-shaped silicate through the silane coupling agent to obtain an organosilicon modified fluorosilicone resin.
The invention content is as follows:
the invention aims to solve the technical problem that a coating in the prior art cannot simultaneously realize the defects of good weather resistance, high visible light transmittance, good wear resistance and the like, and provides weather-resistant coating liquid, weather-resistant automobile glass and a manufacturing method thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows: the weather-resistant masking liquid is characterized in that: the coating comprises silica sol, fluorocarbon resin, a dispersing agent and a flatting agent, wherein each part of the silica sol is added with 0.1-5% of fluorocarbon resin, 0.1-2% of the dispersing agent and 0.1-2% of the flatting agent according to mass percentage;
the silica sol is prepared by mixing and stirring 10-30% of silicate, 30-60% of solvent, 5-15% of silane coupling agent, 0.01-1% of catalyst and 10-30% of deionized water according to mass percentage.
Further, the content of the hydroxyl mass ratio of the fluorocarbon resin is more than or equal to 5%, and the curing temperature of the fluorocarbon resin is 100-200 ℃.
Further, the fluorocarbon resin is at least one of a tetrafluoroethylene/vinyl monomer copolymer, a copolymer in which chlorotrifluoroethylene and vinyl ester are alternately arranged, and a copolymer in which chlorotrifluoroethylene monomer and vinyl ether monomer are alternately arranged.
Further, the dispersing agent is at least one of fatty alcohol-polyoxyethylene ether, naphthalene sulfonic acid formaldehyde condensate, alkylphenol polyoxyethylene ether, acrylate copolymer solution containing basic pigment affinity groups and high molecular weight block copolymer solution containing pigment affinity groups.
Further, the leveling agent is at least one of polyether modified siloxane, polyester modified polymethyl alkyl siloxane and polyether polyester modified hydroxyl-containing polysiloxane.
Further, the silicate is selected from at least one or two mixtures of methyl orthosilicate, ethyl orthosilicate, trimethoxysilane, triethoxysilane and dimethyldimethoxysilane.
Further, the silane coupling agent is at least one of gamma-aminopropyltriethoxysilane, 3-glycidoxypropyltrimethoxysilane and gamma-methacryloxypropyltrimethoxysilane.
Further, the solvent is at least one of methanol, ethanol, propanol, isopropanol, butanol and propylene glycol methyl ether.
Further, the catalyst is at least one of hydrochloric acid, nitric acid and ammonia water.
Furthermore, an infrared absorbent and/or an ultraviolet absorbent are/is added into the weather-resistant coating liquid.
Furthermore, the infrared absorbent is tungsten oxide, cesium oxide or indium tin oxide, and the ultraviolet absorbent is benzophenone ultraviolet absorbent, benzimidazole ultraviolet absorbent, nano zinc oxide or nano titanium dioxide.
Furthermore, 0-10% of infrared absorbent and/or 0-12% of ultraviolet absorbent are/is added into each part of the weather-resistant coating liquid.
Meanwhile, the invention also provides weather-resistant automobile glass, which comprises at least one bent glass substrate and a weather-resistant coating, wherein the weather-resistant coating is arranged on at least one surface of the at least one bent glass substrate, and the weather-resistant coating is characterized in that: the weather-resistant coating is formed by coating the weather-resistant coating liquid, and the thickness of the weather-resistant coating is 5-10 mu m.
Further, after the xenon lamp aging resistance test of 5000 hours, the visible light transmittance of the weather-resistant coating is more than 90%.
Further, after the weather-resistant coating is subjected to a 1000-turn abrasion resistance test of a plane abrasion resistance instrument, the haze difference before and after the test is less than 2%.
Furthermore, an infrared ray absorber and/or an ultraviolet ray absorber are/is added into the weather-resistant coating.
Furthermore, the infrared absorbent is tungsten oxide, cesium oxide or indium tin oxide, and the ultraviolet absorbent is benzophenone ultraviolet absorbent, benzimidazole ultraviolet absorbent, nano zinc oxide or nano titanium dioxide.
The invention also provides a manufacturing method of the weather-resistant automobile glass, which is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
step 1: mixing 10-30% of silicate, 30-60% of solvent, 5-15% of silane coupling agent, 0.01-1% of catalyst and 10-30% of deionized water according to mass percent, and stirring in water bath at 40 ℃ to obtain silica sol;
step 2: according to the mass percentage, 0.1-5 percent of fluorocarbon resin, 0.1-2 percent of dispersant and 0.1-2 percent of flatting agent are added into each part of silica sol, and the mixture is mixed and stirred to obtain weather-resistant coating liquid;
and step 3: coating the weather-resistant coating liquid on at least one surface of at least one bent glass substrate, leveling, and pre-drying at 20-60 ℃;
and 4, step 4: and (3) curing at the temperature of 80-120 ℃ for 10-200 minutes to obtain the automobile glass with the weather-resistant coating.
Further, the stirring time in the step 1 is 60-120 minutes.
Further, 0-10% of infrared absorbent and/or 0-12% of ultraviolet absorbent are/is added into the weather-resistant coating liquid in the step 2.
Further, the mixing and stirring time in step 2 is at least 120 minutes.
Further, the leveling temperature in the step 3 is 19-25 ℃, the humidity is 45-65%, and the pre-drying time is 20-40 minutes.
Further, the method for coating the weather-resistant coating liquid in the step 3 is a spin coating method, a roll coating method, a dip-coating method, a flow coating method or a spray coating method.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the weather-resistant coating liquid, the weather-resistant automobile glass and the manufacturing method thereof can effectively improve the alkali resistance, acid resistance, aging resistance and other properties of the weather-resistant coating formed by the weather-resistant coating liquid, thereby prolonging the normal service life of the weather-resistant coating; meanwhile, the weather-resistant coating also has excellent wear resistance; in addition, an infrared absorbent and/or an ultraviolet absorbent can be directly added into the weather-resistant coating liquid, so that a weather-resistant coating formed by the weather-resistant coating liquid also has the functions of isolating infrared rays, ultraviolet rays and the like; the weather-resistant coating liquid has the advantages of extremely low VOC (volatile organic compounds) emission, environmental friendliness, good construction performance and the like, and the weather-resistant coating can meet the regulation of automotive glass.
Description of the drawings:
FIG. 1 is a schematic structural view of a weatherable automotive glass according to the present invention.
The specific implementation mode is as follows:
the invention will be further explained with reference to the accompanying drawings.
The weather-resistant coating liquid can form a transparent coating with excellent wear resistance and weather resistance, and comprises silica sol, fluorocarbon resin, a dispersing agent and a flatting agent, wherein 0.1-5% of fluorocarbon resin, 0.1-2% of the dispersing agent and 0.1-2% of the flatting agent are added into each part of the silica sol according to mass percentage;
the silica sol is prepared by mixing and stirring 10-30% of silicate, 30-60% of solvent, 5-15% of silane coupling agent, 0.01-1% of catalyst and 10-30% of deionized water according to mass percentage. By adding fluorocarbon resin, the performances of alkali resistance, acid resistance, aging resistance and the like of the weather-resistant coating formed by the weather-resistant coating liquid can be effectively improved, so that the normal service life of the weather-resistant coating is prolonged. Meanwhile, the weather-resistant coating also has excellent wear resistance; in addition, the weather-resistant coating liquid does not need to be added with a curing agent of fluorocarbon resin, the coating can be completely cured, and the natural curing time at normal temperature exceeds half a month, so that the storage time of the formula liquid can be prolonged; the weather-resistant coating liquid has the advantages of extremely low VOC (volatile organic compounds) emission, environmental friendliness, good construction performance and the like, and the weather-resistant coating can meet the regulation of automotive glass.
In the invention, the content of the hydroxyl mass ratio of the fluorocarbon resin is preferably more than or equal to 5%, and the curing temperature is 100-200 ℃; more preferably at least one of tetrafluoroethylene/vinyl monomer copolymer, alternating copolymer of chlorotrifluoroethylene and vinyl ester, and alternating copolymer of chlorotrifluoroethylene monomer and vinyl ether monomer. Specifically, the tetrafluoroethylene/vinyl monomer copolymer may be GK 570 manufactured by Dajin corporation, the copolymer in which chlorotrifluoroethylene and vinyl ester are alternately arranged may be JF-2X or JF-3X manufactured by Dongfluor chemical engineering Co., Ltd, and the copolymer in which chlorotrifluoroethylene monomer and vinyl ether monomer are alternately arranged may be ZHM-2 manufactured by Dongfluor chemical engineering Co., Ltd.
The dispersing agent can be dissolved in water and alcohol, can stably exist in an inorganic silicon alkoxide system, and can uniformly disperse fluorocarbon resin; for example, at least one of a fatty alcohol-polyoxyethylene ether, a naphthalene sulfonic acid-formaldehyde condensate, an alkylphenol polyoxyethylene ether, an acrylic copolymer solution containing a basic pigment affinity group and a high molecular weight block copolymer solution containing a pigment affinity group can be selected. Specifically, the acrylate copolymer solution containing a basic pigment affinity group may be DISPERBYK-2050 manufactured by BYK, and the high molecular weight block copolymer solution containing a pigment affinity group may be DISPERBYK-171, DISPERBYK-174, or DISPERBYK-185 manufactured by BYK.
The leveling agent is a surfactant which can be dissolved in water and alcohol and can improve the wettability of a system substrate, such as at least one of polyether modified siloxane, polyester modified polymethyl alkyl siloxane and polyether polyester modified hydroxyl-containing polysiloxane. Specifically, BYK345 or BYK-346 manufactured by BYK company can be selected as the polyether modified siloxane, KEPERSURF-135 manufactured by gold group chemical Co., Ltd can be selected as the polyester modified polymethylalkyl siloxane, and KEPERSURF-1703 manufactured by gold group chemical Co., Ltd can be selected as the polyether polyester modified hydroxyl-containing polysiloxane.
In the invention, the silicate is selected from at least one or two mixtures of methyl orthosilicate, ethyl orthosilicate, trimethoxysilane, triethoxysilane and dimethyldimethoxysilane. The silane coupling agent is at least one of gamma-aminopropyltriethoxysilane, 3-glycidoxypropyltrimethoxysilane and gamma-methacryloxypropyltrimethoxysilane.
From the viewpoint of coating uniformity, use effect, and the like, the solvent is preferably at least one of methanol, ethanol, propanol, isopropanol, butanol, and propylene glycol methyl ether.
Meanwhile, it is preferable that the catalyst is at least one of hydrochloric acid, nitric acid and ammonia water from the viewpoints of coating layer formation time, use effect, and the like.
In order to provide the weather-resistant coating layer formed from the weather-resistant coating liquid with functions of infrared ray isolation, ultraviolet ray isolation and the like, it is preferable that an infrared ray absorber and/or an ultraviolet ray absorber is further added to the weather-resistant coating liquid. Specifically, the ultraviolet absorbent may be an organic benzophenone ultraviolet absorbent, a benzimidazole ultraviolet absorbent, or an inorganic nano zinc oxide, nano titanium dioxide, or the like; in order to be better applied to automobile glass, 0-12% of ultraviolet absorber is added into each part of the weather-resistant coating liquid, so that the passing of ultraviolet rays can be effectively reduced, the human body is prevented from being damaged by the ultraviolet rays, and the aging of internal environment ornaments is slowed down; the infrared absorbent can be tungsten oxide, cesium oxide, indium tin oxide and the like; in order to be better applied to automobile glass, 0-10% of infrared ray absorber is added into each part of the weather-resistant coating liquid, so that the temperature in an automobile can be effectively reduced, and the burning sensation generated by infrared ray radiation to a human body is reduced.
As shown in fig. 1, the present invention also provides a weather-resistant automotive glass comprising at least one curved glass substrate 100 and a weather-resistant coating 101 formed from the weather-resistant coating liquid, wherein the weather-resistant coating 101 is provided on at least one surface of the at least one curved glass substrate 100, and is characterized in that: the thickness of the weather-resistant coating is 5-10 mu m.
In order to meet the requirements of automobile glass and ensure the driving safety, the visible light transmittance of the weather-resistant coating is preferably greater than 90% after 5000-hour xenon lamp aging resistance test. Meanwhile, the haze difference of the weather-resistant coating before and after the test is less than 2% after the weather-resistant coating is subjected to a 1000-turn wear resistance test of a plane wear resistance instrument.
Wherein, the weather-resistant coating is also added with an infrared absorbent and/or an ultraviolet absorbent. Specifically, the ultraviolet absorbent can be an organic benzophenone ultraviolet absorbent, a benzimidazole ultraviolet absorbent or an inorganic nano zinc oxide, nano titanium dioxide and the like, so that the passing of ultraviolet rays can be effectively reduced, the human body is prevented from being damaged by the ultraviolet rays, and the aging of internal environment ornaments is slowed down; the infrared absorbent can be tungsten oxide, cesium oxide, indium tin oxide and the like, so that the temperature in an automobile can be effectively reduced, and the burning sensation generated by infrared radiation to a human body is reduced.
Meanwhile, the invention also provides a manufacturing method of the weather-resistant automobile glass, which is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
step 1: mixing 10-30% of silicate, 30-60% of solvent, 5-15% of silane coupling agent, 0.01-1% of catalyst and 10-30% of deionized water according to mass percent, and stirring in water bath at 40 ℃ to obtain silica sol;
in order to sufficiently hydrolyze a part of the silicate or the silane coupling agent, the stirring time is preferably 60 to 120 minutes.
Step 2: according to the mass percentage, 0.1-5 percent of fluorocarbon resin, 0.1-2 percent of dispersant and 0.1-2 percent of flatting agent are added into each part of silica sol, and the mixture is mixed and stirred to obtain weather-resistant coating liquid;
in order to enable the weather-resistant coating formed by the weather-resistant coating liquid to have functions of isolating ultraviolet rays or infrared rays and the like, 0-12% of ultraviolet ray absorbent and/or 0-10% of infrared ray absorbent are/is added into the weather-resistant coating liquid.
Among them, it is preferable that the mixing and stirring time is at least 120 minutes.
And step 3: coating the weather-resistant coating liquid on at least one surface of at least one bent glass substrate, leveling, and pre-drying at 20-60 ℃;
wherein the leveling temperature is 19-25 ℃, the humidity is 45-65%, and the pre-drying time is 20-40 minutes.
The method for coating the weather-resistant coating liquid can be a spin coating method, a roll coating method, a dip-coating method, a flow coating method, a curtain coating method or a spraying method.
And 4, step 4: and (3) curing at the temperature of 80-120 ℃ for 10-200 minutes to obtain the automobile glass with the weather-resistant coating.
Examples
Example 1
Weighing 20g of absolute ethyl alcohol, 30g of isopropanol, 13.56g of ethyl orthosilicate, 5.18g of gamma-methacryloxypropyltrimethoxysilane, 12.5g of deionized water and 0.1g of nitric acid with the mass fraction of 10%, adding the mixture into a beaker, and stirring the mixture in a water bath at 40 ℃ for 60min to obtain silica sol A1;
weighing 10g of silica sol A1, 0.1g of fluorocarbon resin, 0.1g of DISPERBYK-171 and 0.1g of BYK-345, mixing and stirring for 120min to obtain a weather-resistant solution B1;
in a dust-free environment, taking a proper amount of weather-resistant solution B1, coating the weather-resistant solution B1 on the surface of a cleaned bent glass substrate by using a wire bar coater, standing for 20min, pre-drying the weather-resistant coating by using an infrared lamp after the weather-resistant coating on the surface of the bent glass substrate is leveled, then curing the bent glass substrate with the weather-resistant coating at 120 ℃ for 60min, and taking out the bent glass substrate after naturally cooling to room temperature to obtain the weather-resistant automobile glass C1.
Example 2
50g of absolute ethyl alcohol, 10.45g of ethyl orthosilicate, 4.58g of gamma-methacryloxypropyltrimethoxysilane, 10.5g of deionized water and 0.08g of nitric acid with the mass fraction of 10 percent are weighed and added into a beaker, and stirred in a water bath at 40 ℃ for 60min to obtain silica sol A2;
weighing 10g of silica sol A2, 0.1g of fluorocarbon resin, 0.1g of DISPERBYK-171 and 0.1g of BYK-345, mixing and stirring for 120min to obtain a weather-resistant solution B2;
in a dust-free environment, taking a proper amount of the solution B2, coating the solution on the surface of the cleaned bent glass substrate by using a wire bar coater, standing for 20min, pre-drying the weather-resistant coating by using an infrared lamp after the weather-resistant coating on the surface of the bent glass substrate is leveled, then curing the bent glass substrate with the weather-resistant coating at 120 ℃ for 60min, and taking out the bent glass substrate after naturally cooling to room temperature to obtain the weather-resistant automobile glass C2.
Example 3
Weighing 20g of absolute ethyl alcohol, 30g of isopropanol, 13.56g of ethyl orthosilicate, 5.18g of gamma-methacryloxypropyltrimethoxysilane, 12.5g of deionized water and 0.3g of acetic acid, adding the materials into a beaker, and stirring the materials in a water bath at the temperature of 40 ℃ for 60min to obtain silica sol A3;
weighing 10g of silica sol A3, 0.1g of fluorocarbon resin, 0.1g of DISPERBYK-171 and 0.1g of BYK-345, mixing and stirring for 120min to obtain a weather-resistant solution B3;
in a dust-free environment, taking a proper amount of the solution B3, coating the solution on the surface of the cleaned bent glass substrate by using a wire bar coater, standing for 20min, pre-drying the weather-resistant coating by using an infrared lamp after the weather-resistant coating on the surface of the bent glass substrate is leveled, then curing the bent glass substrate with the weather-resistant coating at 120 ℃ for 60min, and taking out the bent glass substrate after naturally cooling to room temperature to obtain the weather-resistant automobile glass C3.
Comparative example 1
Weighing 20g of absolute ethyl alcohol, 30g of isopropanol, 13.56g of ethyl orthosilicate, 5.18g of gamma-methacryloxypropyltrimethoxysilane, 12.5g of deionized water and 0.1g of nitric acid with the mass fraction of 10%, adding the mixture into a beaker, and stirring the mixture in a water bath at 40 ℃ for 60min to obtain silica sol A4;
weighing 10g of silica sol A4, 0.6g of fluorocarbon resin, 0.1g of DISPERBYK-171 and 0.1g of BYK-345, mixing and stirring for 120min to obtain a weather-resistant solution B4;
in a dust-free environment, taking a proper amount of the solution B4, coating the solution on the surface of the cleaned bent glass substrate by using a wire bar coater, standing for 20min, pre-drying the weather-resistant coating by using an infrared lamp after the weather-resistant coating on the surface of the bent glass substrate is leveled, then curing the bent glass substrate with the weather-resistant coating at 120 ℃ for 60min, and taking out the bent glass substrate after naturally cooling to room temperature to obtain the weather-resistant automobile glass D1.
Evaluation of
The following evaluations were made with respect to the weather-resistant automotive glass obtained in examples 1 to 4.
Visible light transmittance: measuring a transmission spectrum with the wavelength range of 250-2550 nm by using a spectrophotometer (instrument model: Perkin Elmer, Lambda 950);
calculating the visible light transmittance according to the ISO9050 standard; the visible light transmittance in the examples is an average value obtained by measuring five different points of the same sample sheet.
Film thickness: the thickness of the film was measured by a step meter (model: KLA-TENCOR P16+ USA).
Weather resistance: the weather resistance test method is that a sample is put into a calibration lamp tube device (model: CI4000 USA) of a xenon lamp aging tester, 102min drying and 18min rainfall are taken as a rainfall period, and the rainfall is carried out at a speed of 300-400 nm: 60 +/-2 w/m2 is the radiation intensity, the test time is 5000 hours, the blackboard temperature is 65 +/-3 ℃, and the relative humidity is irradiation 50 +/-10 percent, and weather resistance test is carried out. And (4) observing whether cracks appear on the appearance of the film layer of the sample after the weather resistance test.
Wear resistance: a flat panel abrasion tester (model: Taber5135 USA) cuts a 10cm by 10cm sample, places the sample on the tester with the membrane layer facing upwards, and performs flat panel abrasion 500 turns.
Haze test: placing the abrasion-resistant test sample sheet in a Haze meter (instrument model: HZ-V3 Japan), and testing the non-polished area to obtain Haze 1; moving the sample, polishing the area to obtain Haze2, Haze difference | Haze2-Haze1
Wherein, the evaluation results of the visible light transmittance, the film thickness, the weather resistance and the wear resistance of the weather-resistant automobile glass are shown in the table 1:
table 1: evaluation results of comparative example 1 and examples 1 to 3
| Test items | Comparative example 1 | Example 1 | Example 2 | Example 3 |
| Thickness of film | 8.4um | 9.2um | 7.1um | 6.5um |
| Transmittance of visible light | 90.8％ | 90.5％ | 91.1％ | 91.5％ |
| Aging resistant (xenon lamp) 5000h | Intact | Intact | Intact | Intact |
| Difference between haze before and after 1000 revolutions of wear resistance | 5.0％ | 1.0％ | 0.8％ | 1.2％ |
As can be seen by combining the table 1, the comparative example 1 and the examples 1 to 3 both have excellent visible light transmittance and aging resistance, but the wear resistance test result of the fluorocarbon resin is not satisfactory due to the addition of excessive fluorocarbon resin in the comparative example 1; meanwhile, the wear-resistant steel of the embodiments 1 to 3 has excellent wear resistance. Therefore, the embodiments 1 to 3 of the present invention can further satisfy the use requirements of the automobile glass, and have more excellent comprehensive properties such as visible light transmittance, wear resistance, weather resistance, and the like.
The foregoing describes a weather-resistant coating solution, a weather-resistant automotive glass and a method for manufacturing the same, but the present invention is not limited by the above-described embodiments, and therefore, any improvements, equivalent modifications, substitutions and the like made according to the technical gist of the present invention are within the scope of the present invention.
Claims (18)
1. A weather-resistant coating liquid for forming a weather-resistant coating on at least one surface of automotive glass, characterized in that: the coating comprises silica sol, fluorocarbon resin, a dispersing agent and a flatting agent, wherein each part of the silica sol is added with 0.1-5% of fluorocarbon resin, 0.1-2% of the dispersing agent and 0.1-2% of the flatting agent according to mass percentage; the content of hydroxyl mass ratio of the fluorocarbon resin is more than or equal to 5%, and the curing temperature is 100-200 ℃;
the fluorocarbon resin is at least one of tetrafluoroethylene/vinyl monomer copolymer, copolymer with alternating arrangement of chlorotrifluoroethylene and vinyl ester and copolymer with alternating arrangement of chlorotrifluoroethylene monomer and vinyl ether monomer;
the silica sol is prepared by mixing and stirring at least 10-30% of at least one selected from methyl orthosilicate, ethyl orthosilicate, trimethoxysilane, triethoxysilane and dimethyldimethoxysilane, 30-60% of solvent, 5-15% of silane coupling agent, 0.01-1% of catalyst and 10-30% of deionized water according to mass percentage.
2. The weather-resistant masking liquid according to claim 1, characterized in that: the dispersing agent is at least one of fatty alcohol-polyoxyethylene ether, naphthalene sulfonic acid formaldehyde condensate, alkylphenol polyoxyethylene ether, acrylate copolymer solution containing basic pigment affinity groups and high molecular weight block copolymer solution containing pigment affinity groups.
3. The weather-resistant masking liquid according to claim 1, characterized in that: the leveling agent is at least one of polyether modified siloxane, polyester modified polymethyl alkyl siloxane and polyether polyester modified hydroxyl-containing polysiloxane.
4. The weather-resistant masking liquid according to claim 1, characterized in that: the silane coupling agent is at least one of gamma-aminopropyltriethoxysilane, 3-glycidoxypropyltrimethoxysilane and gamma-methacryloxypropyltrimethoxysilane.
5. The weather-resistant masking liquid according to claim 1, characterized in that: the solvent is at least one of methanol, ethanol, propanol, isopropanol, butanol and propylene glycol methyl ether.
6. The weather-resistant masking liquid according to claim 1, characterized in that: the catalyst is at least one of hydrochloric acid, nitric acid and ammonia water.
7. The weather-resistant masking liquid according to claim 1, characterized in that: the weather-resistant coating liquid is also added with an infrared absorbent and/or an ultraviolet absorbent.
8. The weather-resistant masking liquid according to claim 7, characterized in that: the infrared absorbent is tungsten oxide, cesium oxide or indium tin oxide, and the ultraviolet absorbent is benzophenone ultraviolet absorbent, benzimidazole ultraviolet absorbent, nano zinc oxide or nano titanium dioxide.
9. The weather-resistant masking liquid according to claim 7, characterized in that: 0-10% of infrared absorbent and/or 0-12% of ultraviolet absorbent are/is added into each part of the weather-resistant coating liquid.
10. A weatherable automotive glazing comprising at least one curved glass substrate and a weatherable coating disposed on at least one surface of the at least one curved glass substrate, wherein: the weather-resistant coating is formed by coating the weather-resistant coating liquid of any one of claims 1 to 9, and the thickness of the weather-resistant coating is 5 to 10 micrometers; after the xenon lamp aging resistance test for 5000 hours, the visible light transmittance of the weather-resistant coating is more than 90 percent; after the weather-resistant coating is subjected to a 1000-turn wear resistance test of a plane wear resistance instrument, the haze difference before and after the test is less than 2%.
11. The weatherable automotive glass according to claim 10, characterized in that: the weather-resistant coating is also added with an infrared absorbent and/or an ultraviolet absorbent.
12. The weatherable automotive glass according to claim 11, characterized in that: the infrared absorbent is tungsten oxide, cesium oxide or indium tin oxide, and the ultraviolet absorbent is benzophenone ultraviolet absorbent, benzimidazole ultraviolet absorbent, nano zinc oxide or nano titanium dioxide.
13. A method for manufacturing weather-resistant automobile glass is characterized in that: comprises the following steps of (a) carrying out,
step 1: mixing 10-30 wt% of at least one selected from methyl orthosilicate, ethyl orthosilicate, trimethoxysilane, triethoxysilane and dimethyldimethoxysilane, 30-60 wt% of solvent, 5-15 wt% of silane coupling agent, 0.01-1 wt% of catalyst and 10-30 wt% of deionized water, and stirring in water bath at 40 ℃ to obtain silica sol;
step 2: according to the mass percentage, 0.1-5% of fluorocarbon resin, 0.1-2% of dispersing agent and 0.1-2% of flatting agent are added into each part of silica sol, and the mixture is mixed and stirred to obtain weather-resistant coating liquid, wherein the fluorocarbon resin is at least one of tetrafluoroethylene/vinyl monomer copolymer, copolymer with alternating arrangement of chlorotrifluoroethylene and vinyl ester, and copolymer with alternating arrangement of chlorotrifluoroethylene monomer and vinyl ether monomer;
and step 3: coating the weather-resistant coating liquid on at least one surface of at least one bent glass substrate, leveling, and pre-drying at 20-60 ℃;
and 4, step 4: and (3) curing at the temperature of 80-120 ℃ for 10-200 minutes to obtain the automobile glass with the weather-resistant coating.
14. The method for producing a weather-resistant automotive glass according to claim 13, characterized in that: the stirring time in the step 1 is 60-120 minutes.
15. The method for producing a weather-resistant automotive glass according to claim 13, characterized in that: and (3) adding 0-10% of infrared absorbent and/or 0-12% of ultraviolet absorbent into the weather-resistant coating liquid in the step (2).
16. The method for producing a weather-resistant automotive glass according to claim 13, characterized in that: the mixing and stirring time in the step 2 is at least 120 minutes.
17. The method for producing a weather-resistant automotive glass according to claim 13, characterized in that: the leveling temperature in the step 3 is 19-25 ℃, the humidity is 45% -65%, and the pre-drying time is 20-40 minutes.
18. The method for producing a weather-resistant automotive glass according to claim 13, characterized in that: the method for coating the weather-resistant coating liquid in the step 3 is a spin coating method, a roll coating method, a dip-coating method, a flow coating method, a curtain coating method or a spraying method.
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