发明名称 Composition for stripping nickel from substrates and process
摘要 A nickel stripping composition is disclosed. The composition can be contacted with a nickel plated article in an aqueous solution in order to remove the nickel. In accordance with the present invention, besides an oxidizing agent, the composition includes the combination of an organic amine and citric acid or salt. Alternatively, other amines containing particular substituent groups can be present in the solution in order to increase the nickel holding capacity of the solution.
申请公布号 US6642199(B2) 申请公布日期 2003.11.04
申请号 US20010838670 申请日期 2001.04.19
申请人 HUBBARD-HALL, INC. 发明人 HUMPHREYS DANIEL;FARRELL ROBERT
分类号 B01J31/00;C11D3/39;C22B3/16;C22B7/00;C23F1/40;C23F1/44;(IPC1-7):C11D3/39 主分类号 B01J31/00
代理机构 代理人
主权项
地址