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系件，对含Ｃｕ，１０７．３９ｇ／Ｌ和ＮＨ３１２８．４ｇ／Ｌ的蚀刻度，经３级萃取即可达到Ｃｕ的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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