Corrosion-resistant waterborne conductive paint and preparation method thereof

A conductive coating and corrosion-resistant technology, applied in conductive coatings, anti-corrosion coatings, coatings, etc., can solve the problems of poor corrosion resistance of water-based coatings, and achieve the effects of excellent organic solvent resistance, good conductivity and good adhesion.

Active Publication Date: 2013-12-11
嵊州市睿新材料科技研发中心
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The conductivity of traditional water-based conductive coatings needs to be further improved. At the same time, the corrosion resistance of water-based coatings is poor, so it is necessary to improve them

Method used

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  • Corrosion-resistant waterborne conductive paint and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] Weigh the following raw materials:

[0029] Silver powder 50Kg, graphite 10Kg, copper powder 3Kg, epoxy resin E-51 40Kg, silicone resin 10Kg, benzyl dimethyl ketal 3Kg, phenyl ethyl acrylate 3Kg, 1,6-hexanediol acrylate 2Kg, stearic acid amine 3Kg, diethylene glycol monohexyl ether 2Kg, polyoxypropylene triol 3Kg, cetyltrimethylammonium bromide 1Kg, isooctyl oleate 2Kg, calcium silicate 10Kg, bentonite 12Kg , polyvinyl alcohol aqueous solution 20Kg, ammonia water 15Kg, preservative 3Kg, ammonium dodecylbenzenesulfonate 2Kg, hydroxymethyl cellulose 5Kg, water 60Kg.

[0030] The above-mentioned silver powder adopts flake-shaped silver powder, the particle size is between 300-500nm, the particle size of graphite is between 200-300nm, the particle size of copper powder is preferably between 100-200nm, and the mass concentration of ammonia water is 30 %, the mass concentration of polyvinyl alcohol aqueous solution is preferably 10%, the preservative is isothiazolinone, and ...

Embodiment 2

[0037] Weigh the following raw materials:

[0038] Silver powder 60Kg, graphite 20Kg, copper powder 5Kg, epoxy resin E-51 50Kg, silicone resin 15Kg, benzyl dimethyl ketal 6Kg, phenyl ethyl acrylate 7Kg, 1,6-hexanediol acrylate 4Kg, stearic acid amine 5Kg, diethylene glycol monohexyl ether 4Kg, polyoxypropylene triol 6Kg, cetyltrimethylammonium bromide 3Kg, isooctyl oleate 4Kg, calcium silicate 12Kg, bentonite 15Kg , polyvinyl alcohol aqueous solution 30Kg, ammonia water 20Kg, preservative 6Kg, ammonium dodecylbenzenesulfonate 4Kg, hydroxymethyl cellulose 8Kg, water 80Kg.

[0039] The above-mentioned silver powder adopts sheet-type silver powder, the particle size is between 300-500nm, the particle size of graphite is between 200-300nm, the particle size of copper powder is preferably between 100-200nm, and the mass concentration of ammonia water is 40 %, the mass concentration of polyvinyl alcohol aqueous solution is preferably 12%, the preservative is isothiazolinone, and th...

Embodiment 3

[0046] Weigh the following raw materials:

[0047] Silver powder 55Kg, graphite 15Kg, copper powder 4Kg, epoxy resin E-51 45Kg, silicone resin 12Kg, benzyl dimethyl ketal 4Kg, phenyl ethyl acrylate 6Kg, 1,6-hexanediol acrylate 3Kg, stearic acid amine 4Kg, diethylene glycol monohexyl ether 3Kg, polyoxypropylene triol 4Kg, cetyltrimethylammonium bromide 2Kg, isooctyl oleate 3Kg, calcium silicate 11Kg, bentonite 13Kg , polyvinyl alcohol aqueous solution 25Kg, ammonia water 17Kg, preservative 5Kg, ammonium dodecylbenzenesulfonate 3Kg, hydroxymethyl cellulose 7Kg, water 70Kg.

[0048]The above-mentioned silver powder adopts flake silver powder, the particle size is between 300-500nm, the particle size of graphite is between 200-300nm, the particle size of copper powder is preferably between 100-200nm, and the mass concentration of ammonia water is 35 %, the mass concentration of polyvinyl alcohol aqueous solution is preferably 11%, the preservative is isothiazolinone, and the sili...

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Abstract

The invention provides a waterborne conductive paint, particularly relates to a corrosion-resistant conductive paint and a preparation method thereof, and belongs to the technical field of paints. The corrosion-resistant conductive paint comprises the following components in parts by weight: silver powder, graphite, copper powder, epoxy resin E-51, organic silicon resin, benzyl dimethyl ketal, phenyl ethyl acrylic ester, 1,6-hexanediol acrylic ester, stearyl amine, diethylene glycol hexyl ether, polyoxy propylene triol, cetyl trimethyl ammonium bromide, isooctyl oleic ester, calcium silicate, bentonite, polyvinyl alcohol aqueous solution, ammonia water, preservative, ammonium dodecylbenzenesulphonate, hydroxymethyl cellulose and water. The corrosion-resistant conductive paint has the advantages that the adhesive force is good and can be up to 95%, other physical properties are superior to like products, the salt spray resistance property can be more than 280 hours, the organic solvent resistance property is excellent, and the conductibility is high.

Description

[0001] technical field [0002] The invention provides a water-based conductive coating, in particular relates to a corrosion-resistant conductive coating and a preparation method thereof, belonging to the technical field of coatings. [0003] Background technique [0004] The R & D technology of new functional materials is one of the factors to measure the development level of a country's productivity. It can affect the development of many fields such as electronics, aerospace, communications, etc. Conductive materials are one of them. Conductive coatings refer to coatings on non-conductive substrates. On the surface, it is a functional coating with a certain ability to conduct electric current and dissipate static charge. Due to its special functions, conductive coatings can be used to eliminate static electricity, electromagnetic shielding, electric heating and anti-corrosion, and have been widely used in various fields such as modern electronics, construction, transport...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D4/02C09D4/06C09D5/24C09D5/10
Inventor 倪迪
Owner 嵊州市睿新材料科技研发中心
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