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Author:

马立文 (马立文.) | 马钰 (马钰.) | 席晓丽 (席晓丽.) | 聂祚仁 (聂祚仁.)

Indexed by:

zhihuiya

Abstract:

本发明涉及含锂资源湿法冶金分离和回收利用领域,具体涉及一种从低Li高Na溶液中提取Li的萃取剂及方法。本发明提供的萃取剂包括中性萃取剂、螯合萃取剂、改性剂和稀释剂;所述中性萃取剂包括TBP,所述螯合萃取剂包括Lix54‑100。本发明通过添加中性萃取剂TBP,与螯合萃取剂Lix54‑100形成协同萃取体系,并优选以仲辛醇为改性剂,磺化煤油为稀释剂,对低Li高Na锂云母除杂液中的Li协同萃取,提高了单一螯合萃取剂Lix54‑100对Li的萃取率以及Li/Na分离系数,具有Li一次萃取率高,操作简单,生产效率高等特点。

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Patent Info :

Type: 发明申请

Patent No.: CN202311805917.4

Filing Date: 2023-12-26

Publication Date: 2024-03-22

Pub. No.: CN117737426A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

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ESI Highly Cited Papers on the List: 0 Unfold All

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Chinese Cited Count:

30 Days PV: 0

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