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Metal rust removing and preventing liquid

A kind of anti-rust liquid and metal technology, which is applied in the direction of metal material coating process, etc., can solve the problems of environmental pollution, single function of metal surface treatment agent, unstable performance of toxic substances, etc. easy effect

Inactive Publication Date: 2013-06-19
顾向军
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The current metal surface treatment agents have a single function and are divided into functional solvents such as rust removal, rust prevention, pickling, phosphating, and curing. Solvents generally contain toxic substances such as cyanide and sulfur, and their performance is unstable, polluting the environment and affecting the health of operators.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0008] A metal rust-removing and anti-rust solution, the components are proportioned by weight, phosphoric acid 200g / L, oxalic acid 15g / L, sodium citrate 20g / L, tetradecyltrimethylammonium chloride 20g / L, Acetone 15g / L, stannous sulfate 10g / L, the rest of water, all components are evenly stirred, heated to 45 degrees, the pH value is adjusted to 8, and then the metal parts are put into it and soaked in the solvent for 5-10 minutes.

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PUM

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Abstract

The invention discloses a metal rust removing and preventing liquid. The metal rust removing and preventing liquid comprises compositions, by weight, 200-300g / L phosphoric acid, 15-50g / L oxalate, 10-30g / L sodium citrate, 10-50g / L myristyl trimethyl ammonium chloride, 10-30g / L acetone, 5-20g / L stannous sulfate, and the balance water. The metal rust removing and preventing liquid is reasonable in formula, good both in rust preventing effect and rust removing effect, incapable of corroding the surface of metal, simple and convenient in solvent preparing technology, and little in environment pollution.

Description

technical field [0001] The invention belongs to the technical field of metal surface rust prevention, and in particular relates to a metal rust removal and rust prevention liquid. Background technique [0002] The current metal surface treatment agents have single functions and are divided into functional solvents such as rust removal, rust prevention, pickling, phosphating, and curing. Solvents generally contain toxic substances such as cyanide and sulfur, and their performance is unstable, polluting the environment and affecting the health of operators. Contents of the invention [0003] The object of the present invention is to provide a kind of metal rust removal and antirust solution with reasonable formula, good antirust and rust removal effects, not easy to corrode the metal surface, and less environmental pollution. [0004] Technical solution of the present invention is: [0005] A metal rust-removing and anti-rust solution is characterized in that: each componen...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23G1/04C23C22/47
Inventor 顾向军
Owner 顾向军
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