Electrically conductive anti-corrosive coating and preparation method thereof

A conductive anti-corrosion and coating technology, applied in anti-corrosion coatings, conductive coatings, polyester coatings, etc., can solve problems such as poor corrosion resistance, high cost, and serious metal pollution, and achieve stable electrical conductivity, improved bonding strength, and flexibility good sex effect

Inactive Publication Date: 2018-12-07
合肥奇呗数字科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

The coating uses metal powder as the conductive filler, which has excellent conductivity, but the c

Method used

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  • Electrically conductive anti-corrosive coating and preparation method thereof
  • Electrically conductive anti-corrosive coating and preparation method thereof
  • Electrically conductive anti-corrosive coating and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] The conductive anticorrosion coating of the present embodiment, in parts by weight, the coating mainly includes the following components:

[0038]

[0039] Wherein, the matrix resin is selected from one of epoxy resin, fluorocarbon resin, amino resin, acrylic resin and polyester resin.

[0040] Wherein, the preparation method of the modified carbon nanotubes is:

[0041] (1) Weighing concentrated sulfuric acid, concentrated nitric acid and carbon nanotubes with a weight ratio of 50:15:5, and mixing them at 55° C. for 5 hours to obtain acidified carbon nanotubes;

[0042] (2) adding the acidified carbon nanotubes into absolute ethanol, and adding stearyl alcohol at 40° C., stirring and reacting for 10 hours, and obtaining dry carbon nanotubes by filtering, washing and drying after the reaction;

[0043] (3) Sodium bicarbonate, oleic acid and the dried carbon nanotubes are treated with ultrasonic vibration, and after the reaction is completed, the modified carbon nano...

Embodiment 2

[0053] The conductive anticorrosion coating of the present embodiment, in parts by weight, the coating mainly includes the following components:

[0054]

[0055] Wherein, the matrix resin is selected from one of epoxy resin, fluorocarbon resin, amino resin, acrylic resin and polyester resin.

[0056] Wherein, the preparation method of the modified carbon nanotubes is:

[0057] (1) Weighing concentrated sulfuric acid, concentrated nitric acid and carbon nanotubes with a weight ratio of 50:15:5, and mixing them at 55° C. for 5 hours to obtain acidified carbon nanotubes;

[0058](2) adding the acidified carbon nanotubes into absolute ethanol, and adding stearyl alcohol at 40° C., stirring and reacting for 10 hours, and obtaining dry carbon nanotubes by filtering, washing and drying after the reaction;

[0059] (3) Sodium bicarbonate, oleic acid and the dried carbon nanotubes are treated with ultrasonic vibration, and after the reaction is completed, the modified carbon nanot...

Embodiment 3

[0069] The conductive anticorrosion coating of the present embodiment, in parts by weight, the coating mainly includes the following components:

[0070]

[0071] Wherein, the matrix resin is selected from one of epoxy resin, fluorocarbon resin, amino resin, acrylic resin and polyester resin.

[0072] Wherein, the preparation method of the modified carbon nanotubes is:

[0073] (1) Weighing concentrated sulfuric acid, concentrated nitric acid and carbon nanotubes with a weight ratio of 50:15:5, and mixing them at 55° C. for 5 hours to obtain acidified carbon nanotubes;

[0074] (2) adding the acidified carbon nanotubes into absolute ethanol, and adding stearyl alcohol at 40° C., stirring and reacting for 10 hours, and obtaining dry carbon nanotubes by filtering, washing and drying after the reaction;

[0075] (3) Sodium bicarbonate, oleic acid and the dried carbon nanotubes are treated with ultrasonic vibration, and after the reaction is completed, the modified carbon nano...

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Abstract

The invention discloses an electrically conductive anti-corrosive coating and a preparation method thereof. The coating comprises the following raw materials by weight: 40-52 parts of matrix resin, 8-14 parts of modified carbon nanotubes, 4-8 parts of graphene, 3-7 parts of carbon fiber, 2-5 parts of a curing agent, 1.3-3.5 parts of a preservative, 0.8-1.6 parts of a diluent, and 22-30 parts of asolvent. The coating of the invention has excellent electrical conductivity, excellent anti-corrosive performance and strong adhesion, and is not easy to be peeled off; and the preparation method is simple and suitable for large-scale production and application.

Description

technical field [0001] The invention relates to the technical field of coatings, in particular to a conductive anticorrosion coating for electronic devices and a preparation method thereof. Background technique [0002] Electronic materials are the material basis for the development of modern electronics industry and science and technology. They mainly refer to materials used in electronic technology and microelectronic technology, including dielectric materials, semiconductor materials, piezoelectric and ferroelectric materials, conductive metals and their alloy materials. , magnetic materials, optoelectronic materials and other related materials. Electronic materials cover a wide range of materials whose main function is to be optically functional or affect the electrical properties of the product. At present, electronic materials are mainly used in industries such as IC manufacturing, flat panel displays, structures, printed circuit boards, and solar cells. [0003] As ...

Claims

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Application Information

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IPC IPC(8): C09D163/00C09D127/12C09D161/20C09D133/04C09D167/00C09D5/24C09D5/10C09D7/20
CPCC09D163/00C08K2003/0881C08K2003/328C08K2201/011C09D5/10C09D5/24C09D7/20C09D127/12C09D133/04C09D161/20C09D167/00C08K13/06C08K9/02C08K9/04C08K3/041C08K3/32C08K3/08
Inventor 罗厚秀
Owner 合肥奇呗数字科技有限公司
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