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发明名称
含金的碘系蚀刻液的处理方法及处理装置
摘要
本发明系确立由已使用之碘系蚀刻液,以高的产率回收金,且可恢复碘(I3 - )的浓度再生蚀刻能力之技术。;本发明系电解回收含金的碘系蚀刻液中的金的同时,恢复碘(I3 - )的浓度之蚀刻液的处理方法,将上述电解阴极电位维持在-0.7V以上(参考电极Ag/AgCl作为基准电位时);及阳极电位维持在+1.0V以下(参考电极Ag/AgCl作为基准电位时)进行。
申请公布号
TW201512104
申请公布日期
2015.04.01
申请号
TW103117850
申请日期
2014.05.22
申请人
朝日浦力环境科技股份有限公司 ASAHIPRETEC CORPORATION
发明人
古坚千絵 FURUKATA, CHIE;小久保広宣 KOKUBO, HIRONOBU
分类号
C02F1/461(2006.01);C22B11/00(2006.01);C25C1/20(2006.01);C23F1/46(2006.01)
主分类号
C02F1/461(2006.01)
代理机构
代理人
洪澄文
主权项
地址
日本 JP
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