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Anti-rust agent for anti-explosion motors

A technology of explosion-proof motors and rust removers, which is applied in the field of rust removers for explosion-proof motors. It can solve the problems of unsatisfactory steel surface conditions, poor sulfuric acid solubility, dust pollution, etc., and achieve low rust removal costs, restore luster, and quickly remove rust. rust effect

Inactive Publication Date: 2015-06-10
WUXI XIAN EXPLOSION PROOF MOTOR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Mechanical methods such as manual shoveling, grinding, sandblasting, etc. have the disadvantages of high labor intensity, low efficiency, serious dust pollution, and are limited by the shape of components, such as edges, corners, concave corners, and rust on the inner diameter of thin tubes are difficult to clean. Utilize the chemical method of descaling agent to be the most widely used method in industry at present, the product kind of relevant iron and steel descaling agent at home and abroad is of a great variety at present, and iron and steel descaling agent is usually various acid liquids, and with sulfuric acid and hydrochloric acid composition Mainly, the existing problem is that sulfuric acid has poor dissolving ability to scale, and it needs to be carried out at high temperature, which is prone to hydrogen embrittlement, and the surface state of steel after pickling is not ideal.

Method used

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Embodiment Construction

[0007] The rust remover for an explosion-proof motor of the present invention is characterized in that xylitol, glycerol and aluminum chloride are used to make a solution, and according to the mass percentage, xylitol: glycerol: aluminum chloride=3:5 : 2, the solution is adjusted to pH 7.8 with stabilizer propanesulfonic acid and sodium hydroxide.

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PUM

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Abstract

The invention discloses an anti-rust agent for anti-explosion motors. The anti-rust agent is characterized in that a solution is prepared from xylitol, glycerol and aluminium chloride in a mass ratio of 3:5:2, and the pH value of the solution is regulated to 7.8 by using stabilizers (propanesulfonic acid and sodium hydroxide).

Description

technical field [0001] The invention relates to a rust remover for an explosion-proof motor. Background technique [0002] Iron and steel products are easily corroded in the atmospheric environment. The amount of steel lost due to corrosion every year in the world is very large. In order to solve or reduce the corrosion of steel products, various anti-corrosion measures are often adopted. One anti-corrosion measure is to cover the steel surface with a protective layer To isolate the direct contact of air and steel. Iron and steel products must remove the rust on the surface before covering the protective layer. The current rust removal methods mainly include mechanical methods and chemical methods. Mechanical methods such as manual shoveling, grinding, sandblasting, etc. have the disadvantages of high labor intensity, low efficiency, serious dust pollution, and are limited by the shape of components, such as edges, corners, concave corners, and rust on the inner diameter of...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23G1/14
CPCC23G1/14
Inventor 钱国东
Owner WUXI XIAN EXPLOSION PROOF MOTOR
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