Rust/oil removing agent

Abstract

The invention discloses a rust / oil removing agent. The formula of the rust / oil removing agent comprises 150-250 g / L citric acid, 100-200 g / L polyvinyl acid, 15-50 g / L sodium hydroxide, 5-20 g / L tetrazole, 10-30 g / L sodium sulfite and the balance of deionized water. The rust / oil removing agent disclosed by the invention is reasonable in formula, friendly to environment and safe to operate, causes no pollution, can simultaneously remove rust and oil, and has high rust removing efficiency.

Description

technical field [0001] The invention belongs to the technical field of surface derusting chemical solvents, in particular to a derusting and degreasing agent. Background technique [0002] The current rust remover is mainly based on strong acid. Although the rust removal effect is good, it will corrode the surface of the object. The solvent is harmful to the health of the operator and pollutes the environment. After rust removal, a large amount of water is required to rinse, which is wasteful. Contents of the invention [0003] The object of the present invention is to provide a rust and oil removal agent with reasonable formula, good rust removal effect, oil and impurities removal, environmental protection and pollution-free. [0004] Technical solution of the present invention is: [0005] A kind of derusting degreasing agent, it is characterized in that: namely formula is, citric acid 150-250g / L, polyvinyl acid 100-200g / L, sodium hydroxide 15-50g / L, tetrazole 5-20g / L ...

AI Technical Summary

Problems solved by technology

[0002] The current rust remover is mainly based on strong acid. Although the rust removal effect is good, it will corrode the surface of the object. The solvent is harmful to the health of the operator and pollutes the environment. After rust removal, a large amount of water is required to rinse, which is wasteful