CN110885604A - Oil-based silver paste for automobile water-based paint and automobile water-based paint - Google Patents
Oil-based silver paste for automobile water-based paint and automobile water-based paint Download PDFInfo
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- CN110885604A CN110885604A CN201911283126.3A CN201911283126A CN110885604A CN 110885604 A CN110885604 A CN 110885604A CN 201911283126 A CN201911283126 A CN 201911283126A CN 110885604 A CN110885604 A CN 110885604A
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- water
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- silver paste
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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
- C09D133/04—Homopolymers or copolymers of 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
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
Abstract
The invention relates to an oil-based silver paste for an automobile water-based paint and the automobile water-based paint, and belongs to the technical field of paints. According to the invention, the oily silver powder is passivated and then added into the water-based paint, so that oil-water mixing is realized, and the low-cost oily silver powder is used for replacing the high-cost water-based silver powder. The invention has the beneficial effects that: (1) the problem that the oil-water mixture is easy to expand and gel is solved, and a good method is found for applying the oily silver powder to the water-based paint; (2) the cost of the prepared coating is obviously lower than that of water-based silver paste, and the cost per kilogram can be reduced by 3-5 yuan; (3) the prepared water-based silver powder paint shows obvious metal effect on appearance, and successfully solves the problems of weak covering power and poor fullness of the water-based paint prepared from the water-based silver paste.
Description
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to an oil-based silver paste for an automobile water-based coating and the automobile water-based coating.
Background
The market share of the water-based silver paint in the industrial field is rapidly increased, and particularly in the automobile field, the switching of 'oil to water' is greatly carried out. At present, the preparation method of the water-based silver paste is generally post-treatment of wrapping silicon dioxide, and the method causes that the metal effect of the water-based silver powder is not strong, the covering power and the fullness are far inferior to those of oil-based silver powder, and the water-based silver powder is expensive. The oily silver paste is low in price, but is not mutually soluble with a water paint system, and can generate chemical reaction to cause the phenomena of flatulence, gelatinization and the like. In the prior art, expensive water-based silver paste is directly dispersed in water-based paint, so that the popularization of the water-based silver powder is difficult in domestic markets, and the development of environment-friendly green water-based silver paint is limited.
Disclosure of Invention
Aiming at the problem that the oil-based silver paste in the prior art cannot be directly applied to the water-based paint, the invention provides the oil-based silver paste for the automobile water-based paint and the automobile water-based paint, so as to solve the problem. According to the invention, the oily silver powder is added into the water-based paint after being coated and passivated, so that the problems of easy flatulence, gelatinization, layering and the like caused by oil-water mixing are solved, the formula cost is reduced, and the fullness and the scintillation of the oily silver powder are considered.
The technical scheme of the invention is as follows:
the oily silver paste for the automobile water-based paint comprises the following components in parts by weight: 40-50 parts of oily silver powder, 10-20 parts of a passivating agent, 10-20 parts of a coating auxiliary agent and 20-50 parts of a solvent.
The preparation method comprises the following specific steps:
(1) adding a solvent and oily silver powder into a reaction kettle, adjusting the pH to 8.2-8.7 by using N, N-dimethylethanolamine, controlling the rotating speed to be 500-600 r/min, and uniformly mixing for 10 min;
(2) respectively adding a passivating agent and a coating auxiliary agent into the reaction kettle, increasing the rotating speed to 1000-1500 r/min, and fully and uniformly mixing for 30 min;
(3) and taking out the prepared passivated oily silver paste, and sealing for later use to obtain the passivated oily silver paste.
Preferably, the particle size of the oily silver powder is 5 to 25 μm.
Preferably, the solvent is an alcohol ether solvent, specifically a combination of one or more of propylene glycol methyl ether, isooctanol and diethylene glycol butyl ether.
Preferably, the passivating agent is neology NLK-009, including phosphate group and hydroxyl group, and is coated on the surface of the silver paste by chemical adsorption, densely and stably.
Preferably, the coating auxiliary agent is Queenshanchen chemical industry Aquarium 2030, comprises a phosphate group and a hydroxyl group, is chemically adsorbed to the surface of the silver paste, and is densely and stably coated.
The invention also aims to provide an automobile water-based paint which comprises the following components in parts by weight: 40-60 parts of water-based acrylic emulsion, 8-15 parts of water-based amino resin, 10-20 parts of passivated oily silver paste, 0.1-1 part of defoaming agent, 0.1-1 part of wetting agent, 5-15 parts of film-forming assistant, 0.1-2 parts of anti-settling agent, 0.1-1 part of thickening agent, 20-30 parts of distilled water and 0-2 parts of silane coupling agent.
The preparation method comprises the following specific steps:
(1) sequentially adding aqueous acrylic emulsion and aqueous amino resin into a reaction kettle, controlling the rotating speed at 600-;
(2) slowly adding a film forming auxiliary agent, a silane coupling agent and an anti-settling agent into a reaction kettle;
(3) stirring for 10min, adjusting the pH of the system to 8.1-8.5 by using N, N-dimethylethanolamine, adding the passivated oily silver paste into the reaction kettle, and increasing the rotating speed to 1000-1300 r/min;
(4) and stirring for 30min, and adding a thickening agent and distilled water into the reaction kettle to adjust the viscosity of the system to obtain the automobile water-based silver powder coating.
Preferably, the aqueous acrylic emulsion is a secondary dispersion, which has the advantage of being stable and good in the appearance of the paint film.
Preferably, the aqueous amino resin is a partially methylated product, and has the advantage of low reaction crosslinking temperature.
Preferably, the defoamer and the wetting agent are both silicones or modified silicones.
Preferably, the film forming auxiliary agent is one or a combination of ether film forming substances and alcohol ester film forming substances.
Preferably, the anti-settling agent is one or a combination of two of fumed silica and organic bentonite.
Preferably, the thickener is a polyurethane associative rheological aid.
Preferably, the silane coupling agent is a silicon-containing compound, which forms a silicon-oxygen bond to enhance the adhesion of the substrate.
The invention has the beneficial effects that:
(1) according to the invention, the oily silver powder is passivated and then added into the water-based paint, so that the problems of easy flatulence and gelatinization caused by oil-water mixing are solved, and a good method is found for applying the oily silver powder to the water-based paint.
(2) According to the invention, the oily silver powder is passivated and then added into the water-based paint, so that the prepared paint is obviously lower than the water-based silver paste in cost, and the cost per kilogram can be reduced by 3-5 yuan.
(3) According to the invention, the passivated oily silver paste is added into the water-based paint, the prepared water-based silver powder paint shows an obvious metal effect in appearance, and the problems of weak covering power and poor fullness of the water-based paint prepared from the water-based silver paste are successfully solved.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The oily silver paste for the automobile water-based paint comprises the following components in parts by weight: 50 parts of oily silver powder with the particle size of 5 mu m, 15 parts of passivator, 15 parts of coating additive, 5 parts of isooctyl alcohol and 15 parts of diethylene glycol butyl ether.
The preparation method comprises the following specific steps:
(1) adding 5 parts of isooctanol, 15 parts of diethylene glycol monobutyl ether and 50 parts of oily silver powder with the particle size of 5 mu m into a reaction kettle, adjusting the pH value to be 8.4 by using N, N-dimethylethanolamine, controlling the rotating speed to be 500-600 r/min, and uniformly mixing for 10 min;
(2) respectively adding 15 parts of passivator and 15 parts of coating auxiliary agent into a reaction kettle, increasing the rotating speed to 1000-1500 r/min, and fully and uniformly mixing for 30 min;
(3) and taking out the prepared passivated oily silver paste, and sealing for later use to obtain the passivated oily silver paste.
The automobile water-based paint comprises the following components in parts by weight: 50 parts of water-based acrylic emulsion, 12 parts of water-based amino resin, 10 parts of passivated oily silver paste, 0.3 part of defoaming agent, 0.3 part of wetting agent, 6 parts of film-forming aid, 0.2 part of anti-settling agent, 0.2 part of thickening agent, 20 parts of distilled water and 1 part of silane coupling agent.
The preparation steps are as follows:
(1) sequentially adding 50 parts of water-based acrylic emulsion and 12 parts of water-based amino resin into a reaction kettle, controlling the rotating speed to be 600-;
(2) slowly adding 6 parts of film-forming assistant, 1 part of silane coupling agent and 0.2 part of anti-settling agent into a reaction kettle;
(3) stirring for 10min, adjusting the pH value of the system to 8.5 by using N, N-dimethylethanolamine, adding 10 parts of passivated oily silver paste into a reaction kettle, and increasing the rotating speed to 1000-1300 r/min;
(4) and after stirring for 30min, adding 0.2 part of thickening agent and 20 parts of distilled water into the reaction kettle to adjust the system viscosity, thereby obtaining the automobile water-based silver powder coating.
Example 2
The oily silver paste for the automobile water-based paint comprises the following components in parts by weight: 40 parts of oily silver powder with the particle size of 25 mu m, 10 parts of passivator, 10 parts of coating additive and 40 parts of propylene glycol methyl ether.
The preparation method comprises the following specific steps:
(1) adding 40 parts of propylene glycol methyl ether and 50 parts of oily silver powder with the particle size of 25 mu m into a reaction kettle, adjusting the pH to 8.5 by using N, N-dimethylethanolamine, controlling the rotating speed to be 500-600 r/min, and uniformly mixing for 10 min;
(2) respectively adding 10 parts of passivator and 10 parts of coating auxiliary agent into a reaction kettle, increasing the rotating speed to 1000-1500 r/min, and fully and uniformly mixing for 30 min;
(3) and taking out the prepared passivated oily silver paste, and sealing for later use to obtain the passivated oily silver paste.
The automobile water-based paint comprises the following components in parts by weight: 40 parts of water-based acrylic emulsion, 15 parts of water-based amino resin, 15 parts of passivated oily silver paste, 0.3 part of defoaming agent, 0.3 part of wetting agent, 13 parts of film-forming aid, 0.2 part of anti-settling agent, 0.2 part of thickening agent, 20 parts of distilled water and 1 part of silane coupling agent.
The preparation steps are as follows:
(1) sequentially adding 40 parts of water-based acrylic emulsion and 15 parts of water-based amino resin into a reaction kettle, controlling the rotating speed to be 600-;
(2) slowly adding 13 parts of film-forming assistant, 1 part of silane coupling agent and 0.2 part of anti-settling agent into a reaction kettle;
(3) stirring for 10min, adjusting the pH of the system to 8.4 by using N, N-dimethylethanolamine, adding 15 parts of passivated oily silver paste into the reaction kettle, and increasing the rotating speed to 1000-1300 r/min;
(4) and after stirring for 30min, adding 0.2 part of thickening agent and 20 parts of distilled water into the reaction kettle to adjust the system viscosity, thereby obtaining the automobile water-based silver powder coating.
Example 3
The oily silver paste for the automobile water-based paint comprises the following components in parts by weight: 60 parts of oily silver powder with the particle size of 10 mu m, 25 parts of passivator, 25 parts of coating additive, 15 parts of isooctanol and 15 parts of propylene glycol methyl ether.
The preparation method comprises the following specific steps:
(1) adding 15 parts of isooctanol, 15 parts of propylene glycol methyl ether and 50 parts of oily silver powder with the particle size of 10 mu m into a reaction kettle, adjusting the pH to 8.5 by using N, N-dimethylethanolamine, controlling the rotating speed to be 500-600 r/min, and uniformly mixing for 10 min;
(2) respectively adding 25 parts of passivator and 25 parts of coating auxiliary agent into a reaction kettle, increasing the rotating speed to 1000-1500 r/min, and fully and uniformly mixing for 30 min;
(3) and taking out the prepared passivated oily silver paste, and sealing for later use to obtain the passivated oily silver paste.
The automobile water-based paint comprises the following components in parts by weight: 40 parts of water-based acrylic emulsion, 12 parts of water-based amino resin, 10 parts of passivated oily silver paste, 0.3 part of defoaming agent, 0.3 part of wetting agent, 10 parts of film-forming aid, 0.2 part of anti-settling agent, 1 part of thickening agent, 25 parts of distilled water and 1 part of silane coupling agent.
The preparation steps are as follows:
(1) sequentially adding 40 parts of water-based acrylic emulsion and 12 parts of water-based amino resin into a reaction kettle, controlling the rotating speed to be 600-;
(2) slowly adding 10 parts of film-forming assistant, 1 part of silane coupling agent and 0.2 part of anti-settling agent into a reaction kettle;
(3) stirring for 10min, adjusting the pH value of the system to 8.5 by using N, N-dimethylethanolamine, adding 10 parts of passivated oily silver paste into the reaction kettle, and increasing the rotating speed to 1000-1300 r/min;
(4) and after stirring for 30min, adding 1 part of thickening agent and 25 parts of distilled water into the reaction kettle to adjust the viscosity of the system, thereby obtaining the automobile water-based silver powder coating.
Comparative example 1
The preparation method of the automobile water-based paint comprises the following components in parts by weight: 40 parts of water-based acrylic emulsion, 12 parts of water-based amino resin, 6 parts of water-based silver powder, 0.3 part of defoaming agent, 0.3 part of wetting agent, 12 parts of film-forming assistant, 0.2 part of anti-settling agent, 1 part of thickening agent, 27 parts of distilled water and 1 part of silane coupling agent.
The preparation steps are as follows:
(1) sequentially adding 40 parts of water-based acrylic emulsion and 12 parts of water-based amino resin into a reaction kettle, controlling the rotating speed to be 600-;
(2) slowly adding 12 parts of film-forming assistant, 1 part of silane coupling agent and 0.2 part of anti-settling agent into a reaction kettle;
(3) stirring for 10min, adjusting the pH of the system to 8.5 by using N, N-dimethylethanolamine, adding 6 parts of aqueous silver powder into the reaction kettle, and increasing the rotating speed to 1000-1300 r/min;
(4) and stirring for 30min, and adding 1 part of thickening agent and 27 parts of distilled water into the reaction kettle to adjust the viscosity of the system to obtain the automobile water-based silver powder coating.
The automobile water-based silver powder coatings prepared in example 1, example 2, example 3 and comparative example 1 were tested, and the test results are shown in the following table 1:
TABLE 1 test results
Tests on the water-based silver powder coatings for automobiles prepared in the embodiments 1, 2, 3 and 1 show that the problems of flatulence and gelling caused by chemical reaction of oil-water mixture are solved by adding the passivated oil-based silver powder into the water-based paint, and the phenomena of flatulence, gelling and layering do not occur in a 50 ℃ heat storage test; the oily silver powder is used for replacing the water-based silver powder, so that the metallic effect is obviously enhanced in the appearance of the paint, the problems of poor covering power and fullness are solved, and the preparation cost per kilogram is reduced by 3-5 yuan. Therefore, compared with the existing water-based silver paint in the market, the invention has better economic value.
Although the present invention has been described in detail by way of preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The oil-based silver paste for the automobile water-based paint is characterized by comprising the following components in parts by weight: 40-50 parts of oily silver powder, 10-20 parts of a passivating agent, 10-20 parts of a coating auxiliary agent and 20-50 parts of a solvent;
the preparation method comprises the following specific steps:
(1) adding a solvent and oily silver powder into a reaction kettle, adjusting the pH to 8.2-8.7 by using N, N-dimethylethanolamine, controlling the rotating speed to be 500-600 r/min, and uniformly mixing for 10 min;
(2) respectively adding a passivating agent and a coating auxiliary agent into the reaction kettle, increasing the rotating speed to 1000-1500 r/min, and fully and uniformly mixing for 30 min;
(3) and taking out the prepared passivated oily silver paste, and sealing for later use to obtain the passivated oily silver paste.
2. The oil-based silver paste for the water-based paint of the automobile according to claim 1, wherein the particle size of the oil-based silver powder is 5-25 μm.
3. The oil-based silver paste for an automotive water-based paint according to claim 1, wherein the solvent is an alcohol ether solvent, in particular a combination of one or more of propylene glycol methyl ether, isooctanol and diethylene glycol butyl ether.
4. The oil-based silver paste for an automotive water-based paint according to claim 1, wherein the passivating agent is neodaceae NLK-009.
5. The oil-based silver paste for the water-based paint of the automobile according to claim 1, wherein the coating auxiliary agent is Queenshanchen chemical Aquarium 2030.
6. The automobile water-based paint is characterized by comprising the following components in parts by weight: 40-60 parts of water-based acrylic emulsion, 8-15 parts of water-based amino resin, 10-20 parts of passivated oily silver paste, 0.1-1 part of defoaming agent, 0.1-1 part of wetting agent, 5-15 parts of film-forming assistant, 0.1-2 parts of anti-settling agent, 0.1-1 part of thickening agent, 20-30 parts of distilled water and 0-2 parts of silane coupling agent;
the preparation method comprises the following specific steps:
(1) sequentially adding aqueous acrylic emulsion and aqueous amino resin into a reaction kettle, controlling the rotating speed at 600-;
(2) slowly adding a film forming auxiliary agent, a silane coupling agent and an anti-settling agent into a reaction kettle;
(3) stirring for 10min, adjusting the pH of the system to 8.1-8.5 by using N, N-dimethylethanolamine, adding the passivated oily silver paste into the reaction kettle, and increasing the rotating speed to 1000-1300 r/min;
(4) and stirring for 30min, and adding a thickening agent and distilled water into the reaction kettle to adjust the viscosity of the system to obtain the automobile water-based silver powder coating.
7. The automotive water-based paint of claim 6, wherein the aqueous acrylic emulsion is a secondary dispersion.
8. The automotive water-based paint according to claim 6, characterized in that the aqueous amino resin is a partially methylated product.
9. The automotive water-based paint according to claim 6, wherein the defoaming agent and the wetting agent are both of a silicone type or a modified silicone type.
10. The automobile water-based paint according to claim 6, wherein the film forming auxiliary agent is one or a combination of two of ether film forming substances and alcohol ester film forming substances;
further preferably, the anti-settling agent is one or a combination of two of fumed silica and organic bentonite;
further preferably, the thickener is a polyurethane associative rheological aid;
further preferably, the silane coupling agent is a silicon-containing compound.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911283126.3A CN110885604A (en) | 2019-12-13 | 2019-12-13 | Oil-based silver paste for automobile water-based paint and automobile water-based paint |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911283126.3A CN110885604A (en) | 2019-12-13 | 2019-12-13 | Oil-based silver paste for automobile water-based paint and automobile water-based paint |
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| CN110885604A true CN110885604A (en) | 2020-03-17 |
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| CN201911283126.3A Withdrawn CN110885604A (en) | 2019-12-13 | 2019-12-13 | Oil-based silver paste for automobile water-based paint and automobile water-based paint |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111849240A (en) * | 2020-07-10 | 2020-10-30 | 佛山市湾厦新材料科技有限公司 | Oily silver paste passivator and preparation method thereof |
| CN112210286A (en) * | 2020-10-28 | 2021-01-12 | 雅图高新材料股份有限公司 | Self-drying water-based metallic paint |
| CN112480801A (en) * | 2020-12-01 | 2021-03-12 | 雅图高新材料股份有限公司 | Water-based yellow aluminum powder paint and preparation method and application thereof |
| CN113061356A (en) * | 2021-03-26 | 2021-07-02 | 安徽诚易金属新材料有限公司 | High-gloss multipurpose magnetic aluminum pigment and preparation method thereof |
| CN114410162A (en) * | 2022-01-21 | 2022-04-29 | 擎天材料科技有限公司 | Water-based aluminum powder baking paint capable of being cured at low temperature and preparation method and application thereof |
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| CN101760071A (en) * | 2008-12-23 | 2010-06-30 | 上海涂料有限公司技术中心 | Method for using solvent type resin aluminum pigment in water paint |
| CN105542077A (en) * | 2015-12-24 | 2016-05-04 | 上海金力泰化工股份有限公司 | Phosphate passivant composition and water paint composition containing same |
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2019
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101760071A (en) * | 2008-12-23 | 2010-06-30 | 上海涂料有限公司技术中心 | Method for using solvent type resin aluminum pigment in water paint |
| CN105542077A (en) * | 2015-12-24 | 2016-05-04 | 上海金力泰化工股份有限公司 | Phosphate passivant composition and water paint composition containing same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111849240A (en) * | 2020-07-10 | 2020-10-30 | 佛山市湾厦新材料科技有限公司 | Oily silver paste passivator and preparation method thereof |
| CN112210286A (en) * | 2020-10-28 | 2021-01-12 | 雅图高新材料股份有限公司 | Self-drying water-based metallic paint |
| CN112480801A (en) * | 2020-12-01 | 2021-03-12 | 雅图高新材料股份有限公司 | Water-based yellow aluminum powder paint and preparation method and application thereof |
| CN113061356A (en) * | 2021-03-26 | 2021-07-02 | 安徽诚易金属新材料有限公司 | High-gloss multipurpose magnetic aluminum pigment and preparation method thereof |
| CN114410162A (en) * | 2022-01-21 | 2022-04-29 | 擎天材料科技有限公司 | Water-based aluminum powder baking paint capable of being cured at low temperature and preparation method and application thereof |
| CN114410162B (en) * | 2022-01-21 | 2022-08-09 | 擎天材料科技有限公司 | Water-based aluminum powder baking paint capable of being cured at low temperature and preparation method and application thereof |
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Application publication date: 20200317 |