CN104449154A - Water-based chromium-free fingerprint-resistant paint for galvanized steel plate - Google Patents

Water-based chromium-free fingerprint-resistant paint for galvanized steel plate Download PDF

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CN104449154A
CN104449154A CN201410707170.3A CN201410707170A CN104449154A CN 104449154 A CN104449154 A CN 104449154A CN 201410707170 A CN201410707170 A CN 201410707170A CN 104449154 A CN104449154 A CN 104449154A
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monomer mixture
methyl
water
mixtures
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刘春华
李伟
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Hefei University of Technology
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Hefei University of Technology
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • 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
    • C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/08—Homopolymers or copolymers of acrylic acid esters
    • 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
    • C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/10—Homopolymers or copolymers of methacrylic acid esters
    • 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
    • C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/10—Homopolymers or copolymers of methacrylic acid esters
    • C09D133/12—Homopolymers or copolymers of methyl methacrylate
    • 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
    • C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16—Antifouling paints; Underwater paints
    • C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
    • C09D5/1662—Synthetic film-forming substance
    • 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
    • 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
    • C09D7/63—Additives non-macromolecular organic
    • 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
    • C09D7/65—Additives macromolecular
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
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  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention discloses water-based chromium-free fingerprint-resistant paint for a galvanized steel plate. The paint comprises raw materials in parts by weight as follows: 30.0-55.0 parts of a fluorine-modified water-based self-crosslinking acrylate emulsion, 0.1-1.5 parts of a neutralizer, 0.5-1.0 part of a silane coupling agent, 0.1-0.2 parts of laurocapram, 0.6-1.0 part of chlorinated paraffin, 4.0-8.0 parts of inorganic sol, 1.5-3.5 parts of metal salt, 0.1-0.3 parts of glycerin, 0.1-0.2 parts of sodium carboxymethylcellulose, 0.1-0.2 parts of polydimethylsiloxane, 1.5-5.5 parts of a cosolvent, 1.0-2.5 parts of aluminium dihydrogen phosphate and 40-50 parts of water; the curing temperature is as low as 40-60 DEG C, and energy consumption is reduced. The fluorine-modified water-based self-crosslinking acrylate emulsion is adopted to enable a film to have weather-resistant, waterproof and self-cleaning performance and the like, the film has a self-repairing function when damaged, and the forming processability is greatly improved. Low VOC (volatile organic compounds) emission is realized, and the problem of chromium passivation pollution is solved.

Description

A kind of aqueous chromium-free fingerprint-resistant coating for steel plate galvanized
Technical field
The present invention relates generally to paint field, particularly relates to a kind of aqueous chromium-free fingerprint-resistant coating for steel plate galvanized.
Background technology
Zinc-plated is one of the most widely used metal surface treating method, and zinc layers has excellent processing and use properties.But zinc layers self chemical property is comparatively active, and occur the defects such as white rust because of corrosion in a humidity environment, therefore zinc coating needs to carry out Passivation Treatment, improve its result of use further.Since a very long time, because chromating has the features such as technique is simple, excellent anti-corrosion performance, cost are low, and be generally used.But there is great hazardness containing free sexavalent chrome to environment and human body in chromium passivation film, prohibited in RoHS standard and adopted chromating process.
Along with the progressively enforcement of environmental protection act, the use of chromium passivating is subject to more and more stricter restriction.Current chromium-free deactivation technical study becomes domestic and international research focus and achieves certain achievement.Patent 201010277648.5 discloses a kind of non-chrome water-based organic fingerprint-resistant coating and preparation method thereof, the steel plate galvanized of this invention process has excellent anti-fingerprint and the oilness of punching press, but when steel surface coating damage without self-repair function, so that breakage corrosion can spread fast; Patent 201080054392.X discloses a kind of acidic aqueous chrome free composition for galvanized steel sheet surface corrosion-resistance treatment, this invention has positive effect in raising sheet material erosion resistance, but in punching course, do not reach self-lubricating effect, performance after punching press cannot be ensured; Patent US5068134 discloses a kind of containing inorganic silicate, organosilicate and SiO 2the chromium-free passivation liquid being applicable to galvanized sheet surface of colloidal sol etc., reaches the effect of alternative chromaking liquid substantially, but film-forming temperature requires more than 125 DEG C, requires too high, and cause energy dissipation to production line ability to cure.
The invention provides a kind of cryogenic curing, excellent erosion resistance and molding processibility, and there is the aqueous chromium-free fingerprint-resistant coating of self-repair function, meet the passivation user demand of steel plate galvanized completely.
Summary of the invention
The object of the invention is exactly to provide a kind of aqueous chromium-free fingerprint-resistant coating for steel plate galvanized.
The present invention is achieved by the following technical solutions:
For an aqueous chromium-free fingerprint-resistant coating for steel plate galvanized, it is characterized in that what it was made up of the raw material of following weight parts:
Fluorine modified aqueous self-crosslinking acrylic ester emulsion 30.0-55.0, neutralizing agent 0.1-1.5, silane coupling agent 0.5-1.0, azone 0.1-0.2, clorafin 0.6-1.0, inorganic sol 4.0-8.0, metal-salt 1.5-3.5, glycerine 0.1-0.3, Xylo-Mucine 0.1-0.2, dimethyl silicone oil 0.1-0.2, solubility promoter 1.5-5.5, aluminium dihydrogen phosphate 1.0-2.5, water 40-50;
Described neutralizing agent is one or more mixtures in ammoniacal liquor, triethylamine, dimethylethanolamine, N, N-dimethylethanolamine, AMP-95;
Described inorganic sol is MgO, CaO, SiO 2, ZnO, Al 2o 3in one or more mixtures;
Described metal-salt is one or more mixtures in four (trolamine) zirconate, methyl ethyl diketone zirconium, sodium fluozirconate, potassium fluozirconate, Sodium orthomolybdate, potassium molybdate, ammonium molybdate;
Described solubility promoter is one or more mixtures in methyl alcohol, ether, ethanol, Virahol, propyl carbinol, ethylene glycol monomethyl ether, ethylene glycol ethyl ether, butyl glycol ether, propylene glycol monomethyl ether, propandiol butyl ether, (two) toluene;
Described silane coupling agent is one or more mixtures in APTES, 3-(2,3-epoxy third oxygen) propyl trimethoxy silicane, γ-mercaptopropyl trimethoxysilane, vinyltrimethoxy silane;
Described fluorine modified aqueous self-crosslinking acrylic ester emulsion is made up of the raw material of following weight parts:
Emulsifying agent 0.2-1.0, monomer mixture 35.0-55.0, initiator 0.2-0.5, water 50-70;
(1) pre-emulsification: under room temperature, joins emulsifying agent in above-mentioned water, obtains emulsifier solution after stirring and dissolving, and the 25-75% getting emulsifier solution weight mixes with monomer mixture, and high-speed stirring evenly obtains pre-emulsion afterwards, for subsequent use;
(2) seed priming: remaining emulsifier solution is mixed with remaining monomer mixture, stir, add the 10-15% of above-mentioned pre-emulsion weight, 55-65 DEG C is warming up under 4-5 DEG C/min speed, add the 20-25% of above-mentioned initiator weight, continue to be warming up to 80-85 DEG C, seed reaction is complete;
(3) be polymerized: maintenance temperature is 80-85 DEG C, drip off each raw material of residue in 3-4h, insulation 3-4h, adjustment pH is 4.5-5.5, obtains final product;
Described monomer mixture is made up of following:
(1) one or more acrylic monomers, account for the 40.0-65.0% of monomer mixture total amount, comprising: (methyl) vinylformic acid, (methyl) Hydroxyethyl acrylate, (methyl) Propylene glycol monoacrylate, (methyl) methyl acrylate, (methyl) n-butyl acrylate, Isooctyl acrylate monomer, glycidyl methacrylate;
(2) one or more vinyl monomers, account for monomer mixture total amount 25.0-35.0%, comprising: vinylbenzene, tertiary ethylene carbonate, Vinyl toluene, norbornylene;
(3) one or more cross-linking monomers, account for monomer mixture total amount 0-4.0%, comprising: diacetone-acryloamide(DAA), acrylamide, N hydroxymethyl acrylamide, Ethylene glycol dimethacrylate;
(4) one or more fluorochemical monomers, account for monomer mixture total amount 1.0-5.0%, comprising: dodecafluoroheptyl methacrylate, trifluoroethyl methacrylate, Hexafluorobutyl mathacrylate, vinylformic acid hexafluoro butyl ester;
Described emulsifying agent is; One or more mixtures in alkylphenol polyoxyethylene, sodium lauryl sulphate, alkylamide vinyl sulfonic acid sodium;
Described initiator is: at least one in Potassium Persulphate, Sodium Persulfate, ammonium persulphate;
As claimed in claim 1 for a preparation method for the aqueous chromium-free fingerprint-resistant coating of steel plate galvanized, it is characterized in that comprising the following steps:
Joined in above-mentioned water by fluorine modified aqueous self-crosslinking acrylic ester emulsion, stir, add each raw material of residue, 1000-1600 rev/min of dispersed with stirring 20-30 minute, agitation and filtration obtains finished product.
Advantage of the present invention is:
(1) solidification value is low to moderate 40-60 DEG C, reduces energy consumption.Adopt fluorine modified aqueous self-crosslinking acrylic ester class emulsion, impel rete to have the performances such as weathering resistance, water tolerance and automatically cleaning.
(2) when rete is damaged, there is self-repair function, greatly improve moulding processability.
(3) low VOC discharge, and solve chromium passivating pollution problem.
Embodiment
Embodiment 1
For an aqueous chromium-free fingerprint-resistant coating for steel plate galvanized, it is characterized in that what it was made up of the raw material of following weight parts:
Fluorine modified aqueous self-crosslinking acrylic ester emulsion 30.0-55.0, neutralizing agent 0.1-1.5, silane coupling agent 0.5-1.0, azone 0.1-0.2, clorafin 0.6-1.0, inorganic sol 4.0-8.0, metal-salt 1.5-3.5, glycerine 0.1-0.3, Xylo-Mucine 0.1-0.2, dimethyl silicone oil 0.1-0.2, solubility promoter 1.5-5.5, aluminium dihydrogen phosphate 1.0-2.5, water 40-50;
Described neutralizing agent is one or more mixtures in ammoniacal liquor, triethylamine, dimethylethanolamine, N, N-dimethylethanolamine, AMP-95;
Described inorganic sol is MgO, CaO, SiO 2, ZnO, Al 2o 3in one or more mixtures;
Described metal-salt is one or more mixtures in four (trolamine) zirconate, methyl ethyl diketone zirconium, sodium fluozirconate, potassium fluozirconate, Sodium orthomolybdate, potassium molybdate, ammonium molybdate;
Described solubility promoter is one or more mixtures in methyl alcohol, ether, ethanol, Virahol, propyl carbinol, ethylene glycol monomethyl ether, ethylene glycol ethyl ether, butyl glycol ether, propylene glycol monomethyl ether, propandiol butyl ether, (two) toluene;
Described silane coupling agent is one or more mixtures in APTES, 3-(2,3-epoxy third oxygen) propyl trimethoxy silicane, γ-mercaptopropyl trimethoxysilane, vinyltrimethoxy silane;
Described fluorine modified aqueous self-crosslinking acrylic ester emulsion is made up of the raw material of following weight parts:
Emulsifying agent 1.0, monomer mixture 55.0, initiator 0.5, water 50;
(1) pre-emulsification: under room temperature, joins emulsifying agent in above-mentioned water, obtains emulsifier solution after stirring and dissolving, and get emulsifier solution weight 75% mixes with monomer mixture, and high-speed stirring evenly obtains pre-emulsion afterwards, for subsequent use;
(2) seed priming: mixed with remaining monomer mixture by remaining emulsifier solution, stir, adds 15% of above-mentioned pre-emulsion weight, 65 DEG C are warming up under 5 DEG C/min speed, add 25% of above-mentioned initiator weight, continue to be warming up to 85 DEG C, seed reaction is complete;
(3) be polymerized: keep temperature to be 85 DEG C, in 3-4h, drip off each raw material of residue, insulation 3-4h, and regulate pH to be 5.5, obtain final product;
Described monomer mixture is made up of following:
(1) one or more acrylic monomers, account for 56% of monomer mixture total amount, comprising: (methyl) vinylformic acid, (methyl) Hydroxyethyl acrylate, (methyl) Propylene glycol monoacrylate, (methyl) methyl acrylate, (methyl) n-butyl acrylate, Isooctyl acrylate monomer, glycidyl methacrylate;
(2) one or more vinyl monomers, account for monomer mixture total amount 35.0%, comprising: vinylbenzene, tertiary ethylene carbonate, Vinyl toluene, norbornylene;
(3) one or more cross-linking monomers, account for monomer mixture total amount 4.0%, comprising: diacetone-acryloamide(DAA), acrylamide, N hydroxymethyl acrylamide, Ethylene glycol dimethacrylate;
(4) one or more fluorochemical monomers, account for monomer mixture total amount 5.0%, comprising: dodecafluoroheptyl methacrylate, trifluoroethyl methacrylate, Hexafluorobutyl mathacrylate, vinylformic acid hexafluoro butyl ester;
Described emulsifying agent is; One or more mixtures in alkylphenol polyoxyethylene, sodium lauryl sulphate, alkylamide vinyl sulfonic acid sodium;
Described initiator is: at least one in Potassium Persulphate, Sodium Persulfate, ammonium persulphate;
For a preparation method for the aqueous chromium-free fingerprint-resistant coating of steel plate galvanized, it is characterized in that comprising the following steps:
Joined in above-mentioned water by fluorine modified aqueous self-crosslinking acrylic ester emulsion, stir, add each raw material of residue, 1600 revs/min of dispersed with stirring 30 minutes, agitation and filtration obtains finished product.
Its physicals tested by gained coating and properties of coating evaluation is as follows:
Physicals:
Test item Detection method Unit This Product checking result Commercially available prod
Solid content Weighting method, 120 DEG C, 30min ％ 15±1 16±1
Viscosity Be coated with-4 glasss, 25 DEG C s 12±1 13±1
Proportion m/V,25℃ g/mL 1.02±0.03 1.0±0.03
PH value PH meter, 25 DEG C — 5.0±1 4.5±1
Properties of coating is evaluated:

Claims (2)

1., for an aqueous chromium-free fingerprint-resistant coating for steel plate galvanized, it is characterized in that what it was made up of the raw material of following weight parts:
Fluorine modified aqueous self-crosslinking acrylic ester emulsion 30.0-55.0, neutralizing agent 0.1-1.5, silane coupling agent 0.5-1.0, azone 0.1-0.2, clorafin 0.6-1.0, inorganic sol 4.0-8.0, metal-salt 1.5-3.5, glycerine 0.1-0.3, Xylo-Mucine 0.1-0.2, dimethyl silicone oil 0.1-0.2, solubility promoter 1.5-5.5, aluminium dihydrogen phosphate 1.0-2.5, water 40-50;
Described neutralizing agent is one or more mixtures in ammoniacal liquor, triethylamine, dimethylethanolamine, N, N-dimethylethanolamine, AMP-95;
Described inorganic sol is MgO, CaO, SiO 2, ZnO, Al 2o 3in one or more mixtures;
Described metal-salt is one or more mixtures in four (trolamine) zirconate, methyl ethyl diketone zirconium, sodium fluozirconate, potassium fluozirconate, Sodium orthomolybdate, potassium molybdate, ammonium molybdate;
Described solubility promoter is one or more mixtures in methyl alcohol, ether, ethanol, Virahol, propyl carbinol, ethylene glycol monomethyl ether, ethylene glycol ethyl ether, butyl glycol ether, propylene glycol monomethyl ether, propandiol butyl ether, (two) toluene;
Described silane coupling agent is APTES, 3-(2,3-epoxy third oxygen) propyl trimethoxy silicane, γ-mercaptopropyl trimethoxysilane, one or more mixtures in vinyltrimethoxy silane;
Described fluorine modified aqueous self-crosslinking acrylic ester emulsion is made up of the raw material of following weight parts:
Emulsifying agent 0.2-1.0, monomer mixture 35.0-55.0, initiator 0.2-0.5, water 50-70;
(1) pre-emulsification: under room temperature, joins emulsifying agent in above-mentioned water, obtains emulsifier solution after stirring and dissolving, and the 25-75% getting emulsifier solution weight mixes with monomer mixture, and high-speed stirring evenly obtains pre-emulsion afterwards, for subsequent use;
(2) seed priming: remaining emulsifier solution is mixed with remaining monomer mixture, stir, add the 10-15% of above-mentioned pre-emulsion weight, 55-65 DEG C is warming up under 4-5 DEG C/min speed, add the 20-25% of above-mentioned initiator weight, continue to be warming up to 80-85 DEG C, seed reaction is complete;
(3) be polymerized: maintenance temperature is 80-85 DEG C, drip off each raw material of residue in 3-4h, insulation 3-4h, adjustment pH is 4.5-5.5, obtains final product;
Described monomer mixture is made up of following:
(1) one or more acrylic monomers, account for the 40.0-65.0% of monomer mixture total amount, comprising: (methyl) vinylformic acid, (methyl) Hydroxyethyl acrylate, (methyl) Propylene glycol monoacrylate, (methyl) methyl acrylate, (methyl) n-butyl acrylate, Isooctyl acrylate monomer, glycidyl methacrylate;
(2) one or more vinyl monomers, account for monomer mixture total amount 25.0-35.0%, comprising: vinylbenzene, tertiary ethylene carbonate, Vinyl toluene, norbornylene;
(3) one or more cross-linking monomers, account for monomer mixture total amount 0-4.0%, comprising: diacetone-acryloamide(DAA), acrylamide, N hydroxymethyl acrylamide, Ethylene glycol dimethacrylate;
(4) one or more fluorochemical monomers, account for monomer mixture total amount 1.0-5.0%, comprising: dodecafluoroheptyl methacrylate, trifluoroethyl methacrylate, Hexafluorobutyl mathacrylate, vinylformic acid hexafluoro butyl ester;
Described emulsifying agent is; One or more mixtures in alkylphenol polyoxyethylene, sodium lauryl sulphate, alkylamide vinyl sulfonic acid sodium;
Described initiator is: at least one in Potassium Persulphate, Sodium Persulfate, ammonium persulphate.
2., as claimed in claim 1 for a preparation method for the aqueous chromium-free fingerprint-resistant coating of steel plate galvanized, it is characterized in that comprising the following steps:
Joined in above-mentioned water by fluorine modified aqueous self-crosslinking acrylic ester emulsion, stir, add each raw material of residue, 1000-1600 rev/min of dispersed with stirring 20-30 minute, agitation and filtration obtains finished product.
CN201410707170.3A 2014-11-28 2014-11-28 Water-based chromium-free fingerprint-resistant paint for galvanized steel plate Pending CN104449154A (en)

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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105331241A (en) * 2015-11-19 2016-02-17 湖南晟通纳米新材料有限公司 Water-borne coating with functions of corrosion prevention and heat dissipation and preparation method of water-borne coating
CN105925112A (en) * 2016-06-12 2016-09-07 合肥和安机械制造有限公司 Metallic copper lubricating anticorrosive coating and preparation method thereof
CN106221463A (en) * 2016-07-28 2016-12-14 江苏昌悦重工科技有限公司 A kind of photovoltaic case
CN106497295A (en) * 2016-10-17 2017-03-15 铜陵市肆得科技有限责任公司 A kind of automobile chassis antirust is with containing zirconaization borate modified water-base fluorocarbon coating and preparation method thereof
CN106497297A (en) * 2016-10-17 2017-03-15 铜陵市肆得科技有限责任公司 A kind of automobile chassis antirust enhanced modified water-base fluorocarbon coating of nanometer silicon carbide and preparation method thereof
CN106519867A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Intercalated micro cation clay modified water-base fluorocarbon coating for rust prevention of automotive chassis and preparation method of coating
CN106519870A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Petroleum asphalt based carbon nanosphere enhanced modified waterborne fluorocarbon coating material for automotive chassis and preparation method of modified waterborne fluorocarbon coating material
CN106519871A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Modified nanometer graphite reinforced water-based fluorocarbon antirust coating material for vehicle chassis, and preparation method thereof
CN106519869A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Coated nano-iron polymer microsphere doped water-based fluorocarbon coating used for automobile chassis antirust, and preparation method thereof
CN106543852A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof
CN106543853A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis polyaniline grafted modified water base fluorocarbon coating of antidetonation antirust and preparation method thereof
CN106543847A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis water base fluorine carbon antirusting paint of rare earth doped salt polymer microballoon and preparation method thereof
CN106543850A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis antirust modified water-base fluorocarbon coating of doping Calcium Phosphomolybdate-Graphene micropowder and preparation method thereof
CN106543851A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 Rust-proof water-based fluorocarbon coating of high-damping that a kind of automobile chassis is modified with hydridization Fanglun slurry cake and preparation method thereof
CN106543844A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis modified water-base fluorocarbon coating of highly self-cleaning antirust and preparation method thereof
CN106543846A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis with can selfreparing modified water-base fluorine carbon thermal insulation antirusting paint and preparation method thereof
CN106566361A (en) * 2016-10-17 2017-04-19 铜陵市肆得科技有限责任公司 8-Hydroxyquinoline conductive particle-grafted water-based fluorocarbon coating used for automobile chassis, and preparation method thereof
CN106566358A (en) * 2016-10-17 2017-04-19 铜陵市肆得科技有限责任公司 Fluorine-containing polysiloxane modified water-based fluorocarbon coating for rust protection of automotive chassis and preparation method of fluorine-containing polysiloxane modified water-based fluorocarbon coating
CN106752505A (en) * 2016-12-01 2017-05-31 上海兴赛尔表面材料有限公司 A kind of special chromium-free fingerprint-resistant liquid of zinc-aluminum-magnesium clad steel sheet and preparation method thereof
CN112280355A (en) * 2020-10-29 2021-01-29 陈银 Fingerprint-resistant coating and medical hand sink applying same

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Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105331241A (en) * 2015-11-19 2016-02-17 湖南晟通纳米新材料有限公司 Water-borne coating with functions of corrosion prevention and heat dissipation and preparation method of water-borne coating
CN105925112A (en) * 2016-06-12 2016-09-07 合肥和安机械制造有限公司 Metallic copper lubricating anticorrosive coating and preparation method thereof
CN106221463A (en) * 2016-07-28 2016-12-14 江苏昌悦重工科技有限公司 A kind of photovoltaic case
CN106497295A (en) * 2016-10-17 2017-03-15 铜陵市肆得科技有限责任公司 A kind of automobile chassis antirust is with containing zirconaization borate modified water-base fluorocarbon coating and preparation method thereof
CN106497297A (en) * 2016-10-17 2017-03-15 铜陵市肆得科技有限责任公司 A kind of automobile chassis antirust enhanced modified water-base fluorocarbon coating of nanometer silicon carbide and preparation method thereof
CN106519867A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Intercalated micro cation clay modified water-base fluorocarbon coating for rust prevention of automotive chassis and preparation method of coating
CN106519870A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Petroleum asphalt based carbon nanosphere enhanced modified waterborne fluorocarbon coating material for automotive chassis and preparation method of modified waterborne fluorocarbon coating material
CN106519871A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Modified nanometer graphite reinforced water-based fluorocarbon antirust coating material for vehicle chassis, and preparation method thereof
CN106519869A (en) * 2016-10-17 2017-03-22 铜陵市肆得科技有限责任公司 Coated nano-iron polymer microsphere doped water-based fluorocarbon coating used for automobile chassis antirust, and preparation method thereof
CN106543852A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis enhanced modified water-base fluorocarbon coating of nanocrystal cellulose and preparation method thereof
CN106543853A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis polyaniline grafted modified water base fluorocarbon coating of antidetonation antirust and preparation method thereof
CN106543847A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis water base fluorine carbon antirusting paint of rare earth doped salt polymer microballoon and preparation method thereof
CN106543850A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis antirust modified water-base fluorocarbon coating of doping Calcium Phosphomolybdate-Graphene micropowder and preparation method thereof
CN106543851A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 Rust-proof water-based fluorocarbon coating of high-damping that a kind of automobile chassis is modified with hydridization Fanglun slurry cake and preparation method thereof
CN106543844A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis modified water-base fluorocarbon coating of highly self-cleaning antirust and preparation method thereof
CN106543846A (en) * 2016-10-17 2017-03-29 铜陵市肆得科技有限责任公司 A kind of automobile chassis with can selfreparing modified water-base fluorine carbon thermal insulation antirusting paint and preparation method thereof
CN106566361A (en) * 2016-10-17 2017-04-19 铜陵市肆得科技有限责任公司 8-Hydroxyquinoline conductive particle-grafted water-based fluorocarbon coating used for automobile chassis, and preparation method thereof
CN106566358A (en) * 2016-10-17 2017-04-19 铜陵市肆得科技有限责任公司 Fluorine-containing polysiloxane modified water-based fluorocarbon coating for rust protection of automotive chassis and preparation method of fluorine-containing polysiloxane modified water-based fluorocarbon coating
CN106752505A (en) * 2016-12-01 2017-05-31 上海兴赛尔表面材料有限公司 A kind of special chromium-free fingerprint-resistant liquid of zinc-aluminum-magnesium clad steel sheet and preparation method thereof
CN106752505B (en) * 2016-12-01 2019-03-26 上海兴赛尔表面材料有限公司 A kind of dedicated chromium-free fingerprint-resistant liquid of zinc-aluminum-magnesium clad steel sheet and preparation method thereof
CN112280355A (en) * 2020-10-29 2021-01-29 陈银 Fingerprint-resistant coating and medical hand sink applying same

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