CN113717585A - Anti-fouling water-based paint and preparation method thereof - Google Patents
Anti-fouling water-based paint and preparation method thereof Download PDFInfo
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- CN113717585A CN113717585A CN202111194062.7A CN202111194062A CN113717585A CN 113717585 A CN113717585 A CN 113717585A CN 202111194062 A CN202111194062 A CN 202111194062A CN 113717585 A CN113717585 A CN 113717585A
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- fouling
- water
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- 239000003973 paint Substances 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 230000003373 anti-fouling effect Effects 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000002904 solvent Substances 0.000 claims abstract description 53
- 239000002519 antifouling agent Substances 0.000 claims abstract description 48
- 239000000839 emulsion Substances 0.000 claims abstract description 34
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 29
- 239000000945 filler Substances 0.000 claims abstract description 27
- 239000000654 additive Substances 0.000 claims abstract description 26
- 230000000996 additive effect Effects 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 44
- 238000003756 stirring Methods 0.000 claims description 38
- 239000002562 thickening agent Substances 0.000 claims description 25
- 239000004408 titanium dioxide Substances 0.000 claims description 22
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 21
- 229940120693 copper naphthenate Drugs 0.000 claims description 20
- SEVNKWFHTNVOLD-UHFFFAOYSA-L copper;3-(4-ethylcyclohexyl)propanoate;3-(3-ethylcyclopentyl)propanoate Chemical compound [Cu+2].CCC1CCC(CCC([O-])=O)C1.CCC1CCC(CCC([O-])=O)CC1 SEVNKWFHTNVOLD-UHFFFAOYSA-L 0.000 claims description 20
- 239000002270 dispersing agent Substances 0.000 claims description 18
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 14
- 229920000642 polymer Polymers 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 238000005303 weighing Methods 0.000 claims description 8
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 7
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- 239000002318 adhesion promoter Substances 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 2
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims 1
- 229910052570 clay Inorganic materials 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 230000003487 anti-permeability effect Effects 0.000 abstract description 2
- 239000012466 permeate Substances 0.000 abstract description 2
- 239000006115 industrial coating Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 7
- 230000000740 bleeding effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 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
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 235000014692 zinc oxide Nutrition 0.000 description 1
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
-
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
Landscapes
- 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)
Abstract
The invention belongs to the technical field of industrial coatings, in particular to an anti-fouling water-based coating which solves the problems that when the surface of equipment is polluted, the surface of the equipment is easily corroded and damaged under the action of external force such as rainwater and the like, or a paint film cannot be kept clean, pollutants are required to be removed frequently and the like, and comprises the following raw materials: water-based fluorocarbon emulsion, antifouling agent, additive, filler, solvent and auxiliary agent. The raw materials are safe and environment-friendly, the preparation process is simple, the obtained anti-fouling water-based paint has good anti-fouling performance, so that pollutants are not easy to permeate into a paint film, the paint film has super-strong adhesive force, no crack, high hardness and strong anti-permeability performance, can be widely applied to the surfaces of various equipment, does not pollute the environment, does not cause harm to the environment, and has wide application prospect.
Description
Technical Field
The invention relates to the technical field of water-based coatings, in particular to an anti-fouling water-based coating and a preparation method thereof.
Background
The water-based paint is prepared by dissolving a solvent type resin in an organic solvent and then dispersing the resin in water by strong mechanical stirring with the help of an emulsifier to form an emulsion, which is called post-emulsified emulsion and can be diluted by water during construction.
With the increasing intensity of environmental pollution, the national treatment of environmental pollution is also increasingly strengthened, but common pollution such as oily smoke, industrial waste gas, automobile exhaust, acid rain and the like exists in cities, so that the surfaces of equipment are polluted, pollutants are adhered to the surfaces of the equipment, the surfaces of the equipment are easily corroded and damaged under the action of external force such as rain water and the like, or paint films cannot be kept clean, and the pollutants are required to be removed frequently.
Disclosure of Invention
The invention aims to solve the problems that the surface of equipment is polluted and pollutants are adhered to the surface of the equipment in the prior art, so that the surface of the equipment is easily corroded and damaged under the action of external force such as rainwater and the like, or a paint film cannot be kept clean and the pollutants are required to be removed frequently and the like, and provides an anti-fouling water-based paint and a preparation method thereof.
An anti-fouling water-based paint and a preparation method thereof, which comprises the following raw materials in parts by weight: 50-70 parts of water-based fluorocarbon emulsion, 30-50 parts of antifouling agent, 2-6 parts of additive, 3-7 parts of filler, 8-20 parts of solvent and 1-5 parts of auxiliary agent.
Further, the anti-fouling water-based paint comprises the following raw materials in parts by weight: 55-65 parts of aqueous fluorocarbon emulsion, 35-45 parts of antifouling agent, 3-5 parts of additive, 4-6 parts of filler, 10-18 parts of solvent and 2-4 parts of auxiliary agent.
Further, the anti-fouling water-based paint comprises the following raw materials in parts by weight: 60 parts of aqueous fluorocarbon emulsion, 40 parts of antifouling agent, 4 parts of additive, 5 parts of filler, 14 parts of solvent and 3 parts of auxiliary agent.
Further, the anti-fouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol.
Further, the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:20-15:5-8:3-5: 10-15.
Further, the filling material is one or more of argil, calcium carbonate and talcum powder, and the auxiliary agent is an organic siloxane adhesion promoter.
Further, the anti-fouling agent is prepared in the step (1), titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent are weighed according to the mass ratio of 50:20-15:5-8:3-5:10-15 for later use; (2) grinding titanium dioxide in a grinder at a speed of 800-1000 r/min for 30-40 min; (3) and (2) putting the ground titanium dioxide into a stirrer for stirring, slowly putting the spare copper naphthenate, dispersant and solvent into the stirrer for stirring, slowly putting the spare thickener into the stirrer for continuous stirring at the stirring speed of 200-300 r/min for 40-50 minutes, and obtaining the anti-fouling agent after stirring.
The invention also provides a preparation method of the anti-fouling water-based paint, which comprises the following steps:
s1, weighing 50-70 parts of aqueous fluorocarbon emulsion, 30-50 parts of antifouling agent, 2-6 parts of additive, 3-7 parts of filler, 8-20 parts of solvent and 1-5 parts of auxiliary agent for later use;
s2, adding 50-70 parts of aqueous fluorocarbon emulsion and 30-50 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 2-6 parts of additive, 3-7 parts of filler and 8-20 parts of solvent, fully mixing, stirring and premixing for 1-3 hours to obtain a polymer;
s3, adding 1-5 parts of an auxiliary agent into the polymer, adding 3-8 parts of a thickening agent in a proper amount, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
The anti-fouling water-based paint and the preparation method thereof provided by the invention have the following beneficial effects:
1. the aqueous fluorocarbon emulsion is added to be used as a main film forming material of the aqueous fluorocarbon coating, has excellent weather resistance, water resistance, pollution resistance and chemical resistance which are not much different from those of solvent type fluorocarbon resin and are much stronger than those of other common acrylic acid aqueous emulsions, and has no organic solvent, so that the aqueous fluorocarbon emulsion has no harm to human bodies, has no pollution to the environment, has excellent adhesive force and chalking resistance to the surface of a masonry, and meets the requirement of human on environmental protection of living environment through appearance and development.
2. In the invention, the antifouling agent is added into the aqueous fluorocarbon emulsion in the presence of the aqueous fluorocarbon emulsion, under the condition that the aqueous fluorocarbon emulsion has excellent weather resistance, water resistance, stain resistance and chemical resistance, the added antifouling agent contains titanium dioxide, copper naphthenate and other components, the titanium dioxide has stable property, good covering power and persistence like zinc white, and the copper naphthenate is used as a bleeding auxiliary agent in the antifouling paint, so that the effects of toughening a paint film and increasing the bleeding rate of the antifouling agent can be achieved, and the purpose of regulating and controlling the bleeding of the antifouling agent is achieved.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The invention provides an anti-fouling water-based paint and a preparation method thereof, wherein the anti-fouling water-based paint comprises the following raw materials in parts by weight: 50 parts of aqueous fluorocarbon emulsion, 30 parts of antifouling agent, 2 parts of additive, 3 parts of filler, 8 parts of solvent and 1 part of auxiliary agent;
wherein, the anti-fouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol, and the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:15:5:3:10
The invention also provides an anti-fouling water-based paint and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, weighing 50 parts of aqueous fluorocarbon emulsion, 30 parts of antifouling agent, 2 parts of additive, 3 parts of filler, 8 parts of solvent and 1 part of auxiliary agent for later use;
s2, adding 520 parts of aqueous fluorocarbon emulsion and 30 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 2 parts of additive, 3 parts of filler and 8 parts of solvent, fully mixing, stirring and premixing for 1 hour to obtain a polymer;
and S3, adding the auxiliary agent into the polymer, adding 3 parts of the thickening agent, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
Example two
The invention provides an anti-fouling water-based paint and a preparation method thereof, wherein the anti-fouling water-based paint comprises the following raw materials in parts by weight: 55 parts of aqueous fluorocarbon emulsion, 35 parts of antifouling agent, 3 parts of additive, 4 parts of filler, 11 parts of solvent and 2 parts of auxiliary agent;
wherein, the anti-fouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol, and the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:16:5.5:3.5:12
The invention also provides an anti-fouling water-based paint and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, weighing 55 parts of aqueous fluorocarbon emulsion, 35 parts of antifouling agent, 3 parts of additive, 4 parts of filler, 11 parts of solvent and 2 parts of auxiliary agent for later use;
s2, adding 55 parts of aqueous fluorocarbon emulsion and 35 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 3 parts of additive, 4 parts of filler and 11 parts of solvent, fully mixing, stirring and premixing for 1.5 hours to obtain a polymer;
and S3, adding the auxiliary agent into the polymer, adding 4 parts of the thickening agent, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
EXAMPLE III
The invention provides an anti-fouling water-based paint and a preparation method thereof, wherein the anti-fouling water-based paint comprises the following raw materials in parts by weight: 60 parts of aqueous fluorocarbon emulsion, 40 parts of antifouling agent, 4 parts of additive, 5 parts of filler, 14 parts of solvent and 3 parts of auxiliary agent;
wherein, the anti-fouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol, and the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:17:6.5:4:12.5
The invention also provides an anti-fouling water-based paint and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, weighing 60 parts of aqueous fluorocarbon emulsion, 40 parts of antifouling agent, 4 parts of additive, 5 parts of filler, 14 parts of solvent and 3 parts of auxiliary agent for later use;
s2, adding 60 parts of aqueous fluorocarbon emulsion and 40 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 4 parts of additive, 5 parts of filler and 14 parts of solvent, fully mixing, stirring and premixing for 2 hours to obtain a polymer;
and S3, adding the auxiliary agent into the polymer, adding 5 parts of the thickening agent, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
Example four
The invention provides an anti-fouling water-based paint and a preparation method thereof, wherein the anti-fouling water-based paint comprises the following raw materials in parts by weight: 65 parts of aqueous fluorocarbon emulsion, 45 parts of antifouling agent, 5 parts of additive, 6 parts of filler, 17 parts of solvent and 4 parts of auxiliary agent;
wherein, the anti-fouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol, and the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:19:7.55:4.5:13
The invention also provides an anti-fouling water-based paint and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, weighing 65 parts of aqueous fluorocarbon emulsion, 45 parts of antifouling agent, 5 parts of additive, 6 parts of filler, 17 parts of solvent and 4 parts of auxiliary agent for later use;
s2, adding 65 parts of aqueous fluorocarbon emulsion and 45 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 5 parts of additive, 6 parts of filler and 17 parts of solvent, fully mixing, stirring and premixing for 2.5 hours to obtain a polymer;
and S3, adding the auxiliary agent into the polymer, adding the thickening agent 4, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
EXAMPLE five
The invention provides an anti-fouling water-based paint and a preparation method thereof, wherein the anti-fouling water-based paint comprises the following raw materials in parts by weight: 70 parts of aqueous fluorocarbon emulsion, 50 parts of antifouling agent, 6 parts of additive, 7 parts of filler, 20 parts of solvent and 5 parts of auxiliary agent;
wherein, the anti-fouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol, and the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:20:8:5:15
The invention also provides an anti-fouling water-based paint and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, weighing 70 parts of aqueous fluorocarbon emulsion, 50 parts of antifouling agent, 6 parts of additive, 7 parts of filler, 20 parts of solvent and 5 parts of auxiliary agent for later use;
s2, adding 70 parts of aqueous fluorocarbon emulsion and 50 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 6 parts of additive, 7 parts of filler and 20 parts of solvent, fully mixing, stirring and premixing for 3 hours to obtain a polymer;
and S3, adding the auxiliary agent into the polymer, adding 5 parts of the thickening agent, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
The anti-fouling water-based paint prepared in the first to fifth embodiments of the invention is coated on the surfaces of 5 steel plates with equal quality, material quality and area, and the following tests are carried out:
the following results are obtained by testing the adhesion, hardness, stain resistance and corrosion resistance of the paint film:
taking the antifouling water-based paint prepared in the first to fifth embodiments of the invention, it can be known from the above table that in the tests of paint film adhesion, hardness, fouling resistance, corrosion resistance and the like, the adhesion performance of the paint film is more prominent in the third and fourth embodiments, while in the test of hardness at the end of the period, the first and third embodiments are superior to other tests, while in the odor test of the paint film, the first to fifth embodiments are better in performance, but in the test of fouling resistance, the third embodiment has stronger fouling resistance and remarkable corrosion resistance, to sum up, when the surface of the steel plate in the third embodiment is polluted, the surface of the equipment is not easy to be corroded and damaged under the external force of rain water and the like, and the paint film is kept clean and has good fouling resistance, so that pollutants are not easy to permeate into the paint film and has super-strong paint film adhesion, high hardness, strong anti-permeability performance, can meet the requirements of users and has super dirt resistance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The anti-fouling water-based paint is characterized by comprising the following raw materials in parts by weight: 50-70 parts of water-based fluorocarbon emulsion, 30-50 parts of antifouling agent, 2-6 parts of additive, 3-7 parts of filler, 8-20 parts of solvent and 1-5 parts of auxiliary agent.
2. The anti-fouling water-based paint as claimed in claim 1, which is characterized by comprising the following raw materials in parts by weight: 55-65 parts of aqueous fluorocarbon emulsion, 35-45 parts of antifouling agent, 3-5 parts of additive, 4-6 parts of filler, 10-18 parts of solvent and 2-4 parts of auxiliary agent.
3. The anti-fouling water-based paint as claimed in claim 1, which is characterized by comprising the following raw materials in parts by weight: 60 parts of aqueous fluorocarbon emulsion, 40 parts of antifouling agent, 4 parts of additive, 5 parts of filler, 14 parts of solvent and 3 parts of auxiliary agent.
4. The antifouling waterborne coating of claim 1, wherein the antifouling agent is prepared by the following method: mixing titanium dioxide, copper naphthenate, a dispersing agent, a thickening agent and a solvent to obtain the anti-fouling agent, wherein the solvent is one or more of butyl acetate, ethyl acetate and butanol.
5. The anti-fouling water-based paint as claimed in claim 4, wherein the mass ratio of the titanium dioxide, the copper naphthenate, the dispersing agent, the thickening agent and the solvent is 50:15-20:5-8:3-5: 10-15.
6. An antifouling water-based paint as claimed in claim 1, wherein the filler is one or more of pottery clay, calcium carbonate and talcum powder, and the auxiliary agent is an organic siloxane adhesion promoter.
7. The preparation method of the antifouling water-based paint as claimed in claim 4, wherein the preparation steps of the antifouling agent are as follows:
(1) weighing titanium dioxide, copper naphthenate, a dispersant, a thickening agent and a solvent for later use according to the mass ratio of 50:15-20:5-8:3-5: 10-15;
(2) grinding titanium dioxide in a grinder at a speed of 800-1000 r/min for 30-40 min;
(3) and (2) putting the ground titanium dioxide into a stirrer for stirring, slowly putting the spare copper naphthenate, dispersant and solvent into the stirrer for stirring, slowly putting the spare thickener into the stirrer for continuous stirring at the stirring speed of 200-300 r/min for 40-50min, and obtaining the anti-fouling agent after stirring.
8. A process for the preparation of an antifouling waterborne coating according to any of claims 1 to 7, comprising the steps of:
s1, weighing 50-70 parts of aqueous fluorocarbon emulsion, 30-50 parts of antifouling agent, 2-6 parts of additive, 3-7 parts of filler, 8-20 parts of solvent and 1-5 parts of auxiliary agent for later use;
s2, adding 50-70 parts of aqueous fluorocarbon emulsion and 30-50 parts of antifouling agent into a stirrer together, stirring at the stirring speed of 300-500 r/min, slowly adding 2-6 parts of additive, 3-7 parts of filler and 8-20 parts of solvent, fully mixing, stirring and premixing for 1-3 hours to obtain a polymer;
s3, adding 1-5 parts of an auxiliary agent into the polymer, adding 3-5 parts of a thickening agent in a proper amount, stirring and mixing uniformly, and taking out to obtain the anti-fouling water-based paint.
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