Title: Phosphorated liquid for rust-removing
Application Number: 85100689 Application Date: 1985.04.01
Publication Number: 1001470 Publication Date: 1986.07.09
Approval Pub. Date: Granted Pub. Date: 1987.09.30
International Classifi-cation: C23C22/07
Applicant(s) Name: Huadong (East China) Teachers Univ. Address:
Inventor(s) Name: Chen Kangning, Lin Jiyun
Attorney & Agent: JIANG JIANHUA YU YUNCHAO
Abstract:
     A new rust-removing and phosphorating liquid is prepared by mixing phosphoric acid, tartaric acid, oleoylamido-propenyl-dimethylamine, sodium phosphate, polyvingl-octyl ether, O-xylylthiourea, water, as well as additives-derivative of imidazoline. This liquid can improve the quality of metal surface, and is pollusion-free, low production costing.
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