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WO2023035485A1 - Revêtement riche en zinc époxy hyper-ramifié et procédé de préparation associé - Google Patents

Revêtement riche en zinc époxy hyper-ramifié et procédé de préparation associé Download PDF

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Publication number
WO2023035485A1
WO2023035485A1 PCT/CN2021/139894 CN2021139894W WO2023035485A1 WO 2023035485 A1 WO2023035485 A1 WO 2023035485A1 CN 2021139894 W CN2021139894 W CN 2021139894W WO 2023035485 A1 WO2023035485 A1 WO 2023035485A1
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WIPO (PCT)
Prior art keywords
parts
component
zinc
graphene oxide
hyperbranched epoxy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2021/139894
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English (en)
Chinese (zh)
Inventor
谢海
唐帆
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Jiangsu Champion Technology Group Co Ltd
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Jiangsu Champion Technology Group Co Ltd
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Publication of WO2023035485A1 publication Critical patent/WO2023035485A1/fr
Anticipated expiration legal-status Critical
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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
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • 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
    • C09D5/10—Anti-corrosive paints containing metal dust
    • C09D5/106—Anti-corrosive paints containing metal dust containing Zn
    • 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
    • C09D7/20—Diluents or solvents
    • 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
    • C09D7/61—Additives non-macromolecular inorganic
    • C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
    • 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
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • 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
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • 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

Definitions

  • the invention relates to the technical field of coatings, in particular to a hyperbranched epoxy zinc-rich coating and a preparation method thereof.
  • Epoxy zinc-rich coating is a heavy-duty anti-corrosion coating with excellent corrosion resistance, which has been applied to various fields of industrial anti-corrosion.
  • the anti-corrosion mechanism of zinc-rich coatings is mainly that zinc plays the role of cathodic protection, that is, to protect steel by sacrificing zinc powder in a corrosive environment.
  • cathodic protection that is, to protect steel by sacrificing zinc powder in a corrosive environment.
  • a large amount of zinc powder is often added to the coating.
  • the content of zinc is too high, the pores of the coating will increase and the flatness will be poor, resulting in a decrease in the adhesion, impact resistance and mechanical properties of the coating, which will cause the coating to fall off due to collision during coating and use.
  • the protective effect of the substrate is reduced.
  • Graphene has a sheet structure with a large specific surface area. Due to the existence of conjugated chemical bonds between the sheets, a dense protective film can be formed, which has a good physical shielding effect on the diffusion of water, oxygen, and ions, and can enhance the protection of metal materials. corrosion performance. Graphene also has good flexibility, which can improve the impact resistance and mechanical properties of the coating. However, as an inert material, graphene has limited compatibility with organic resins, which limits the application of graphene in epoxy zinc-rich coatings; the density difference between zinc powder and graphene oxide is large, which may easily cause graphene The gradient distribution in the layer structure reduces the adhesion of the coating and affects the water penetration resistance and anti-corrosion ability of the coating.
  • the object of the present invention is to provide a kind of hyperbranched epoxy zinc-rich coating and preparation method thereof for the deficiencies in the prior art.
  • the hyperbranched epoxy zinc-rich paint of the present invention has no foaming, no wrinkling, no shedding, no rust in water for 1450 hours, salt spray resistance time ⁇ 2500 hours, flexibility ⁇ 1mm, and impact resistance ⁇ 70cm.
  • the invention provides a hyperbranched epoxy zinc-rich coating, which comprises component A and component B with a mass ratio of 1 to 2:1;
  • the component A contains the following components by mass: 45-60 parts of zinc powder, 8-15 parts of curing agent, 0.1-0.3 parts of defoamer, 0.1-0.4 parts of dispersant, 0.5-2 parts of filler, 12 parts of solvent ⁇ 20 copies;
  • the B component includes the following components in parts by mass: 50-65 parts of silicone-modified epoxy resin emulsion, and 3-6 parts of polyaniline-grafted graphene oxide.
  • the zinc powder is flake zinc powder and spherical zinc powder; the mass ratio of the flake zinc powder to spherical zinc powder is 2 to 3:7 to 9; the mass ratio of the flake zinc powder to spherical zinc powder
  • the particle size is independently 10 to 20 ⁇ m.
  • the curing agent contains one or more of diethylenetriamine, p-phenylenediamine and triethylenetetramine; the defoamer is methyl silicone oil and/or polyether modified methyl silicone alkyl.
  • the dispersant includes one or more of sodium carboxylate, sodium polyacrylate, and ethylene bisstearamide;
  • the filler includes one of white corundum powder, aluminum titanate, and diatomaceous earth powder or several types, the particle size of the filler is 0.5-3 ⁇ m.
  • the solvent comprises N-methylpyrrolidone and dipropylene glycol methyl ether in a volume ratio of 40-50:10-15.
  • the preparation method of described polyaniline grafted graphene oxide comprises the following steps:
  • the mass volume ratio of m-phenylenediamine, graphene oxide and ethanol solution in step 1) is 2-4g:0.1-0.5g:5-8mL; the temperature of the grafting reaction is 75-90°C, The time is 1-3 hours; the mass fraction of the ethanol solution is 50-75%.
  • the mass volume ratio of the aniline, ammonium persulfate solution, ethanol solution in step 2) and m-phenylenediamine in step 1) is 2-4g: 2-4mL: 5-8mL: 2-4g, the The reaction temperature is 1-10° C., and the reaction time is 6-9 hours; the mass fraction of the ethanol solution is 50-75%, and the mass fraction of ammonium persulfate in the ammonium persulfate solution is 5-10%.
  • the present invention also provides a kind of preparation method of described hyperbranched epoxy zinc-rich coating, comprises the steps:
  • component A (1) Mix zinc powder, curing agent, defoamer, dispersant, filler and solvent to obtain component A;
  • the mixing time of step (1) is 15 to 20 min, and the mixing is carried out at a rotating speed of 1500 to 2000 r/min;
  • the mixing time of step (2) is 10 to 18 min, and the mixing is carried out at 1500 It is carried out at a rotational speed of ⁇ 2500r/min;
  • the mixing time in step (3) is 5-10min, and the mixing is carried out at a rotational speed of 1800-2500r/min.
  • the hyperbranched epoxy zinc-rich coating of the present invention reduces the consumption of zinc powder, has low VOC content, is environmentally friendly, has no pollution, and reduces production costs.
  • the hyperbranched epoxy zinc-rich coating of the present invention has good flexibility, adhesion, salt spray resistance, water resistance and impact resistance, significantly improved storage stability and corrosion resistance, excellent mechanical properties, and extended service life .
  • the invention provides a hyperbranched epoxy zinc-rich coating, which comprises component A and component B with a mass ratio of 1 to 2:1;
  • the component A contains the following components by mass: 45-60 parts of zinc powder, 8-15 parts of curing agent, 0.1-0.3 parts of defoamer, 0.1-0.4 parts of dispersant, 0.5-2 parts of filler, 12 parts of solvent ⁇ 20 copies;
  • the B component includes the following components in parts by mass: 50-65 parts of silicone-modified epoxy resin emulsion, and 3-6 parts of polyaniline-grafted graphene oxide.
  • the mass ratio of component A to component B is preferably 1.2-1.7:1, more preferably 1.5:1.
  • the component A of the present invention contains 45-60 parts of zinc powder, preferably 50-56 parts, more preferably 52-54 parts.
  • the zinc powder of the present invention is preferably flaky zinc powder and spherical zinc powder; the mass ratio of the flaky zinc powder and spherical zinc powder is preferably 2 to 3:7 to 9, more preferably 2.5:8;
  • the particle size of the spherical zinc powder and the spherical zinc powder is independently preferably 10-20 ⁇ m, more preferably 12-18 ⁇ m, even more preferably 14-16 ⁇ m.
  • Component A of the present invention includes 8 to 15 parts of curing agent, preferably 10 to 13 parts, more preferably 11 to 12 parts; the curing agent preferably includes diethylenetriamine, p-phenylenediamine and triethylenetetramine One or more of them; when the curing agent contains several components at the same time, each component is preferably mixed in an equal mass ratio.
  • the curing agent of the invention has good heat resistance, and the mass loss rate and hardness change are small under high temperature.
  • Component A of the present invention contains 0.1 to 0.3 parts of defoamer, preferably 0.2 part; said defoamer is preferably methyl silicone oil and/or polyether-modified methyl siloxane, when the defoamer also contains methyl When base silicone oil and polyether modified methyl siloxane are used, the two are preferably mixed in an equal mass ratio.
  • Component A of the present invention contains 0.1 to 0.4 parts of dispersant, preferably 0.2 to 0.3 parts; said dispersant preferably contains one or more of sodium carboxylate, sodium polyacrylate and ethylene bis stearamide; When the powder contains several components at the same time, each component is preferably mixed in an equal mass ratio.
  • Component A of the present invention includes 0.5 to 2 parts of filler, preferably 0.8 to 1.6 parts, more preferably 1 to 1.3 parts; the filler preferably includes one or more of white corundum powder, aluminum titanate and diatomaceous earth powder Several kinds, when the filler contains several components at the same time, each component is preferably mixed in an equal mass ratio; the particle size of the filler is preferably 0.5-3 ⁇ m, more preferably 1-2.5 ⁇ m, more preferably 1.5-2 ⁇ m .
  • the filler of the invention can improve the compactness of the epoxy zinc-rich paint, make the paint have higher hardness and mechanical properties, and enhance the filling and fluidity of the paint.
  • Component A of the present invention includes 12 to 20 parts of solvent, preferably 14 to 18 parts, more preferably 15 to 16 parts; said solvent preferably includes N-methylpyrrolidone and dipropylene glycol methyl ether, said N-methyl
  • the volume ratio of pyrrolidone and dipropylene glycol methyl ether is preferably 40-50:10-15, more preferably 42-48:11-14, more preferably 44-46:12-13.
  • the solvent of the present invention can fully dissolve zinc powder, curing agent, filler and polyaniline grafted graphene oxide, effectively improve the dispersion uniformity of the epoxy zinc-rich coating, and is beneficial to the improvement of coating anticorrosion performance and mechanical performance.
  • the component B of the present invention contains 50-65 parts of silicone-modified epoxy resin emulsion, preferably 54-62 parts, more preferably 58-60 parts.
  • the organosilicon-modified epoxy resin emulsion of the present invention and polyaniline grafted graphene oxide form a strong force, have good dispersibility in the coating, and significantly improve the water penetration resistance, salt spray resistance and adhesion of the coating .
  • the component B of the present invention contains 3-6 parts of polyaniline-grafted graphene oxide, preferably 4-5 parts, more preferably 4.5 parts.
  • the polyaniline grafted graphene oxide of the present invention has high specific surface area, good gas barrier performance and adsorption performance, high mechanical strength, polyaniline can improve the dispersibility of graphene in coating, reduce agglomeration phenomenon, polyaniline graft oxidation Graphene, silicone-modified epoxy resin emulsion and zinc powder work together to improve the anti-corrosion performance, flexibility and impact strength of the coating at the same time; it can also reduce the amount of zinc powder used and save costs.
  • the preparation method of polyaniline grafted graphene oxide of the present invention preferably comprises the following steps:
  • the mass volume ratio of m-phenylenediamine, graphene oxide and ethanol solution in step 1) of the present invention is preferably 2-4g: 0.1-0.5g: 5-8mL, more preferably 3g: 0.2-0.4g: 6-7mL , more preferably 3g:0.3g:6.5mL.
  • the m-phenylenediamine of the present invention has large steric hindrance and can effectively improve the agglomeration problem of graphene oxide; the two amine groups on the m-phenylenediamine molecule are compatible with the epoxy groups of graphene oxide and silicone modified epoxy resin Bonding separately improves the compatibility between graphene oxide and epoxy resin.
  • step 1) of the present invention before the grafting reaction, m-phenylenediamine and ethanol solution are preferably mixed evenly and then mixed with graphene oxide; the temperature of the grafting reaction is preferably 75-90° C., more preferably 78-86° C. °C, more preferably 80-82 °C; the time of the grafting reaction is preferably 1-3 h, more preferably 2 h; the mass fraction of the ethanol solution is preferably 50-75%, more preferably 55-70%, More preferably, it is 60 to 65%.
  • the particle size after refinement is preferably 0.3 to 0.5 ⁇ m;
  • the reagent for washing is preferably absolute ethanol, and the number of times of washing is preferably 2 to 3 times;
  • the temperature of the drying treatment is preferably 70 to 80 °C, more preferably 75 °C; time is preferably 4-6 hours, more preferably 5 hours.
  • the mass volume ratio of the aniline, ammonium persulfate solution, ethanol solution in step 2) of the present invention and m-phenylenediamine in step 1) is preferably 2-4g: 2-4mL: 5-8mL: 2-4g, more preferably 2.5-3.5g: 2.5-3.5mL: 6-7mL: 2.5-3.5g, more preferably 3g: 3mL: 6.5mL: 3g;
  • step 2) of the present invention the mixing preferably mixes m-phenylenediamine grafted graphene oxide and ethanol solution evenly, then mixes with aniline, and finally mixes with ammonium persulfate solution;
  • the temperature of the reaction is preferably 1-10°C, More preferably 3-8°C, more preferably 5-6°C;
  • the reaction time is preferably 6-9h, more preferably 7-8h;
  • the mass fraction of the ethanol solution is preferably 50-75%, more preferably 55-70%, more preferably 60-65%; in the ammonium persulfate solution, the mass fraction of ammonium persulfate is preferably 5-10%, more preferably 6-8%.
  • the particle size after refinement is preferably 0.3 to 0.5 ⁇ m;
  • the reagent for washing is preferably absolute ethanol, and the number of times of washing is preferably 2 to 3 times;
  • the temperature of the drying treatment is preferably 70 to 80 °C, more preferably 75 °C; time is preferably 4-6 hours, more preferably 5 hours.
  • the present invention also provides a kind of preparation method of described hyperbranched epoxy zinc-rich coating, comprises the steps:
  • component A (1) Mix zinc powder, curing agent, defoamer, dispersant, filler and solvent to obtain component A;
  • the mixing time of step (1) of the present invention is preferably 15 to 20 minutes, more preferably 16 to 19 minutes, more preferably 17 to 18 minutes; the mixing is preferably carried out at a speed of 1500 to 2000 r/min, more preferably 1600 ⁇ 1800r/min; the mixing time of step (2) is preferably 10 ⁇ 18min, more preferably 12 ⁇ 16min, more preferably 14 ⁇ 15min; the mixing is preferably carried out at a rotating speed of 1500 ⁇ 2500r/min, further It is preferably 1700 ⁇ 2200r/min, more preferably 2000r/min; the mixing time in step (3) is preferably 5 ⁇ 10min, more preferably 6 ⁇ 8min; the mixing is preferably at a speed of 1800 ⁇ 2500r/min Carrying out, more preferably 2000 ⁇ 2200r/min.
  • Example 3 The m-phenylenediamine-grafted graphene oxide in Example 3 was replaced with polyethyleneimine-grafted modified graphene oxide of equal mass, and other conditions were the same as in Example 3.
  • Example 3 The white corundum powder and triethylenetetramine in Example 3 were respectively replaced with kaolin and polyamide curing agent of equal quality, and other conditions were the same as in Example 3.
  • the hyperbranched epoxy zinc-rich paint of the present invention has good flexibility, adhesion, salt spray resistance, water resistance and impact resistance, and has low VOC content.
  • the storage stability and corrosion resistance of the hyperbranched epoxy zinc-rich coating of the present invention are significantly improved, the mechanical properties are excellent, and the service life is prolonged; the hyperbranched epoxy zinc-rich coating has no foaming, no wrinkling, no shedding, no cracking in water for 1450 hours Rust, salt spray resistance time ⁇ 2500h, flexibility ⁇ 1mm, impact resistance ⁇ 70cm.

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

Abstract

La présente invention relève du domaine technique des revêtements. La présente invention concerne un revêtement riche en zinc époxy hyper-ramifié, contenant un composant A et un composant B en un rapport massique de 1-2/1. Le composant A contient les composants suivants en parties en masse : 45 à 60 parties d'une poudre de zinc, 8 à 15 parties d'un agent de durcissement, 0,1 à 0,3 partie d'un agent antimousse, 0,1 à 0,4 partie d'un agent de dispersion, 0,5 à 2 parties d'une charge et 12 à 20 parties d'un solvant ; et le composant B contient les composants suivants en parties en masse : 50 à 65 parties d'une émulsion de résine époxy modifiée par silicone, et 3 à 6 parties d'oxyde de graphène greffé par polyaniline. La présente invention concerne en outre un procédé de préparation du revêtement riche en zinc époxy hyper-ramifié. Le revêtement riche en zinc époxy hyper-ramifié de la présente invention présente une bonne flexibilité, une bonne adhérence, une bonne résistance au jet de sel, une bonne résistance à l'eau et une bonne résistance aux chocs, une stabilité au stockage et une résistance à la corrosion significativement améliorées, de bonnes propriétés mécaniques et une durée de vie prolongée.
PCT/CN2021/139894 2021-09-07 2021-12-21 Revêtement riche en zinc époxy hyper-ramifié et procédé de préparation associé Ceased WO2023035485A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111045079.6 2021-09-07
CN202111045079.6A CN113698846A (zh) 2021-09-07 2021-09-07 一种超支化环氧富锌涂料及其制备方法

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WO2023035485A1 true WO2023035485A1 (fr) 2023-03-16

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CN (1) CN113698846A (fr)
WO (1) WO2023035485A1 (fr)
ZA (1) ZA202201724B (fr)

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CN116535924A (zh) * 2023-06-07 2023-08-04 南京中金润恒金属科技股份有限公司 一种复合冷镀锌涂料及其制备方法
CN116769380A (zh) * 2023-07-04 2023-09-19 新乡学院 一种导电聚合物改性氧化石墨烯水性高耐腐蚀涂料及其制备方法
CN117659758A (zh) * 2023-12-07 2024-03-08 江苏泰恒金属制品有限公司 一种用于防腐涂料的聚苯胺纳米复合材料及其制备方法、一种聚苯胺复合防腐涂料
CN118185534A (zh) * 2023-05-08 2024-06-14 广东靓砂建材科技有限公司 一种环保瓷砖用美缝组合物及其制备方法
CN119955339A (zh) * 2025-04-10 2025-05-09 泉州职业技术大学 一种水性复合防腐材料及制备方法

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CN113698846A (zh) * 2021-09-07 2021-11-26 江苏冠军科技集团股份有限公司 一种超支化环氧富锌涂料及其制备方法
CN115820070B (zh) * 2021-12-29 2024-03-12 郑州格莱菲高铁新材料科技有限公司 一种持效耐腐蚀的锌烯底漆组合物及其制备方法
CN114605891A (zh) * 2022-03-21 2022-06-10 华南理工大学 一种水性双组分环氧富锌涂料及其制备方法和应用
CN114806348A (zh) * 2022-05-25 2022-07-29 江门市水电有限公司 一种涂料组合物及其制备方法和应用

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CN108192472A (zh) * 2018-02-07 2018-06-22 重庆石墨烯研究院有限公司 一种聚苯胺接枝氧化石墨烯水性环氧富锌底漆及其制备方法
CN108795235A (zh) * 2018-06-11 2018-11-13 广州集泰化工股份有限公司 一种石墨烯改性水性环氧富锌涂料及其制备方法和应用
CN113698846A (zh) * 2021-09-07 2021-11-26 江苏冠军科技集团股份有限公司 一种超支化环氧富锌涂料及其制备方法

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CN116535924A (zh) * 2023-06-07 2023-08-04 南京中金润恒金属科技股份有限公司 一种复合冷镀锌涂料及其制备方法
CN116535924B (zh) * 2023-06-07 2023-10-17 南京中金润恒金属科技股份有限公司 一种复合冷镀锌涂料及其制备方法
CN116769380A (zh) * 2023-07-04 2023-09-19 新乡学院 一种导电聚合物改性氧化石墨烯水性高耐腐蚀涂料及其制备方法
CN117659758A (zh) * 2023-12-07 2024-03-08 江苏泰恒金属制品有限公司 一种用于防腐涂料的聚苯胺纳米复合材料及其制备方法、一种聚苯胺复合防腐涂料
CN119955339A (zh) * 2025-04-10 2025-05-09 泉州职业技术大学 一种水性复合防腐材料及制备方法

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