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Environmental protection type self-radiation nano ecological paint and preparation method thereof

A self-cooling, environmentally friendly technology, applied in the direction of coating, can solve the problems of adverse effects on the environment and the body, low heat dissipation performance, etc., to achieve the effect of enhancing heat transfer characteristics, improving self-heating performance, and reducing environmental pollution factors

Inactive Publication Date: 2011-11-23
SHANGHAI EXCILON NEW MATERIALS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Transportation vehicles such as automobiles and trains, military equipment such as machine guns and cannons, semiconductor equipment such as integrated circuits and electronics, generate a lot of heat during use. In order to dissipate this part of the heat in time, at present, Teflon and other organic functional Coatings are used to achieve this function. Such coatings usually use synthetic resins to form the coating surface film. Under high temperature conditions, due to their low heat dissipation performance, they may cause various adverse effects on the environment and the body.

Method used

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  • Environmental protection type self-radiation nano ecological paint and preparation method thereof
  • Environmental protection type self-radiation nano ecological paint and preparation method thereof
  • Environmental protection type self-radiation nano ecological paint and preparation method thereof

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specific Embodiment 1

[0024] The environment-friendly self-radiating nano-ecological coating of the present invention can be formed according to the following formula:

[0025]

[0026] These components add up to a total of 1000 kg.

[0027] The aluminum sol is water-dispersed nano-scale alumina, and its particle size can be selected as 15nm.

[0028] The silica sol is water-dispersed nano-scale silicon oxide with a particle size of 20nm.

[0029] The nano-thermal conductive filler is a composite of 20kg carbon nanotubes and 50kg nano-cobalt oxide. 20nm.

[0030] The pigment can be copper chrome black, which has excellent chemical corrosion resistance, outdoor weather resistance, heat stability, light resistance, and has no permeability and no migration.

[0031] The anti-sedimentation agent can be selected from sodium-based bentonite in inorganic bentonite, which can play a role in the shaping and smoothness of the overall coating.

specific Embodiment 2

[0032] The environment-friendly self-radiating nano-ecological coating of the present invention can be formed according to the following formula:

[0033]

[0034] These components add up to a total of 1000 kg.

[0035] The aluminum sol is water-dispersed nano-scale alumina, and its particle size can be selected as 25nm.

[0036] The silica sol is water-dispersed nano-scale silicon oxide with a particle size of 15nm.

[0037] The nano-thermal conductive filler is a composite of 30kg carbon nanotubes and 70kg nano-zirconia. The carbon nanotubes are single-wall carbon nanotubes with a diameter of 20-40nm and a length of 10-15μm. 20nm.

[0038] The pigment can be titanium dioxide, which has strong hiding power, uniform and fine particles, easy dispersion and stable performance.

[0039] Among them, the anti-sedimentation agent, etc., can choose lithium-based bentonite in inorganic bentonite, which has extremely high physical and chemical properties and dispersibility, and p...

specific Embodiment 3

[0040] The environment-friendly self-radiating nano-ecological coating of the present invention can be formed according to the following formula:

[0041]

[0042] These components add up to a total of 1000 kg.

[0043] The aluminum sol is water-dispersed nano-scale alumina, and its particle size can be selected as 35nm.

[0044] The silica sol is water-dispersed nano-scale silicon oxide with a particle size of 25nm.

[0045] The nano-thermal conductive filler is a composite of 40kg carbon nanotubes, 30kg nano-cobalt oxide and 20kg nano-zirconia. Grade cobalt oxide and zirconia have a particle size of 20nm.

[0046] One of the pigments, optional cobalt blue, has excellent hiding power, color transparency and high tinting strength, thermal stability, light fastness, and high light reflectivity.

[0047] Among them, the anti-sedimentation agent can choose calcium-based bentonite in inorganic bentonite, which can enhance the water resistance of the coating, improve the stre...

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Abstract

The invention provides an environmental protection type self-radiation nano ecological paint and a preparation method thereof, belonging to the field of functional paints. The nano ecological paint comprises the components: 15% to 80% of aluminum sol, 15% to 80% of silicon sol, 4% to 10% of nano heat conductive filler, 3% to 27% of pigment and 5% to 25% of anti-settling agent, wherein the nano heat conductive filler is a compound body of 2% to 5% of nano carbon tube and 2% to 10% of nano cobalt oxide or 2% to 10% of nano zirconia. The preparation method comprises the steps of: weighing corresponding aluminum sol, nano heat conductive filler, pigment, anti-settling agent and the like, mixing and rapidly dispersing the components as component a; weighing corresponding silicon sol as component b; and mixing, slowly dispersing, standing and curing components a and b for obtaining the nano ecological paint. The invention has the advantages that the powdery bodies of the nano cobalt oxide and the zirconia have self-radiation and far-infrared release functions; the nano powder is attached to the tube wall of the carbon tube to form a netty one-dimensional heat transmitting channel; and the heat transmitting characteristic of the paint is enhanced.

Description

technical field [0001] The invention belongs to the field of functional coatings, and relates to an environment-friendly self-radiating nano-ecological coating and a preparation method thereof. Background technique [0002] Transportation vehicles such as automobiles and trains, military equipment such as machine guns and cannons, semiconductor equipment such as integrated circuits and electronics, generate a lot of heat during use. In order to dissipate this part of the heat in time, at present, Teflon and other organic functional Coatings are used to achieve this function. Such coatings usually use synthetic resins to form a coating surface film. Under high temperature conditions, due to their low heat dissipation performance, they may cause various adverse effects on the environment and the body. [0003] Due to the quality of enamel surface, high temperature resistance, fast heat dissipation, far-infrared radiation and other characteristics, and meeting the international...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D1/00C09D5/00
Inventor 李力锋
Owner SHANGHAI EXCILON NEW MATERIALS
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