Corrosion inhibitor of copper and its preparing process


Application Number: 00110308
Application Date: 2000.04.11
Publication Number: 1273283
Publication Date: 2000.11.15
Priority Information:
International: C23F11/14
Applicant(s) Name: Julong Inst. of Anti-Corrosion Technology, Shenyang City
Address:
Inventor(s) Name: Yu Fengqi;Yu Fengming;Yu Jie
Patent Agency Code: 21101
Patent Agent: yang bin
Abstract A corrosion inhibitor of copper is prepared from benzotriazazole, industrial alcohol as solvent and water through proportional mixing and regulating pH value to 7-9 with inorganic ammonia as the alkaline stabilizer of benzotriazazole. Its advantages include very low cost, low viscosity, high flowability and stability, and simple preparing process.