从印制板蚀刻废液中萃取回收铜

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Publication date
1 January 1998
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Abstract

选用ＬＩＸ－５４作为萃取剂从印制板蚀刻废液中回收铜．探讨了萃取系统的一些条件．对含Ｃｕ１０７．３９ｇ／Ｌ和ＮＨ３１２８．４ｇ／Ｌ的蚀刻液，经３级萃取即可达到含Ｃｕ约３０ｇ／Ｌ，并基本不萃氨，萃余液可返回蚀刻液．实验还考察了萃取剂的降解性能

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