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An electric heating coating, an electric heating skin and an anti-ice and snow system

An electric heating and coating technology, applied in the direction of ohmic resistance heating, coating, electric heating devices, etc., can solve the problems of high cost of anti-ice and snow, poor anti-ice and snow effect, etc., achieve long service life, improve tightness, and increase performance Effect

Active Publication Date: 2022-03-25
CRRC TANGSHAN CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Aiming at the problems of high cost of anti-ice and snow, repeated treatment and poor anti-ice and snow effect in the anti-ice and snow method of the external parts structure of the locomotive, the present invention provides an electric heating coating, an electric heating skin and an anti-ice and snow system

Method used

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  • An electric heating coating, an electric heating skin and an anti-ice and snow system
  • An electric heating coating, an electric heating skin and an anti-ice and snow system

Examples

Experimental program
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Effect test

Embodiment 1

[0040] An electric heating coating coating comprising the following mass percentage:

[0041] 70% silicone rubber, 8% modified carbon nanotubes, 6% modified graphene and 16% toluene; the modified carbon nanotubes are sequentially plated with silver plating and ODA grafting in multi-wall carbon nanotubes. Treatment is obtained; the modified graphene is obtained by sequentially silver plating and ODA graft treatment; wherein the outer diameter of the multi-wall carbon nanotubes is 15 nm, the length is 1.5 μm; the silver plating process is multi-walled Carbon nanotubes or graphene is placed in a 95 wt% sulfuric acid solution, acidified treatment for 6 h, and removed with deionized water, placed in a palladium chloride solution of 0.1 mol / L, soaked for 5 min, filtrate, to obtain activated carbon nano Tube or activated graphene; placing the activated carbon nanotube alternating graphene in the sodium hydroxide solution of the pH 10, and the silver ammonia solution is added, and the v...

Embodiment 2

[0050] An electric heating coating coating comprising the following mass percentage:

[0051] 75% silicone rubber, 12% modified carbon nanotubes, 4% modified graphene and 9% toluene; the modified carbon nanotubes are sequentially plated with silver-plated and ODA Treatment is obtained; the modified graphene is obtained by sequentially silver plating and ODA graft treatment; wherein the outer diameter of the multi-wall carbon nanotubes is 18 nm, the length is 1.5 μm; the silver plating process is multi-walled Carbon nanotubes or graphene is placed in a 96 wt% sulfuric acid solution, acidified treatment 7 h, removed with deionized water, placed in a palladium chloride solution of 0.15 mol / L, soaked for 6min, filtrate, to obtain activation carbon nano Tube or activated graphene; place an activated carbon nanotube alternating graphene in a sodium hydroxide solution of pH 10.5, and added silver ammonia solution, so that the volume fraction of the silver ammonia solution reaches 22%, ...

Embodiment 3

[0059] An electric heating coating coating comprising the following mass percentage:

[0060] 80% silicone rubber, 10% modified carbon nanotubes, 5% modified graphene and 5% toluene; the modified carbon nanotubes are sequentially plated with silver plating and ODA The treatment is obtained; the modified graphene is obtained in order to grafting silver plating and ODA graft treatment; wherein the outer diameter of the multi-wall carbon nanotubes is 20 nm, the length is 1.6 μm; the silver plating process is multi-walled Carbon nanotubes or graphene is placed in a 98 wt% sulfuric acid solution, acidified treatment 8 h, removed from water with deionized water, placed in a palladium chloride solution of 0.2 mol / L, soaked for 6min, filtered, to obtain activation carbon nano Tube or activated graphene; add activated carbon nanotubes to sodium hydroxide in the sodium hydroxide solution of pH11, and added silver ammonia solution, so that the volume fraction of the silver ammonia solution...

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Abstract

The invention relates to the technical field of anti-ice and snow, and specifically discloses an electric heating coating, an electric heating skin and an anti-ice and snow system. The electric heating coating paint comprises the following components in mass percentage: 70-80% of silicone rubber, 8-12% of modified carbon nanotubes, 4-6% of modified graphene and the balance of diluent . The coating made of the electric heating coating paint of the present invention has the characteristics of high heat dissipation efficiency, low electric heating energy consumption and long service life.

Description

Technical field [0001] The present invention relates to the field of anti-skating technology, and more particularly to an electric heating coating coating, an electric heating mageptic and an anti-skating system. Background technique [0002] During the high-altitude running process, due to the low temperature, the road area is serious, and the trachee is easy to show in the train turning frame, causing the train to speed up, the truck turning frame area empty spring and reed rings After ice, the safety of the train operation will be affected, in order to ensure the safety of the train, it is necessary to carry out snow spring and reproduction of the train steering area. [0003] At present, there is currently more traditional anti-skating ways to use more traditional anti-ice and snow. This method does not have permanent, and it is necessary to repeated spray, high cost and pollute environment, and cannot be realized in harsh environments. Complete anti-ice and snow, and during ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D183/04C09D7/62H05B3/36
CPCC09D183/04C09D7/62H05B3/36C08K2003/0806C08K9/02C08K9/04C08K3/041C08K3/042C08K3/08Y02P20/10
Inventor 于淼马冬莉耿亚彬王吉举王成龙张帆高峰
Owner CRRC TANGSHAN CO LTD