专利检索 ap:("CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY, CHINESE ACADEMY OF SCIENCES") AND inv:"Youcai Lu" 第 1 页

1.

发明授权
Use of amino-containing neutral phosphine extractant in extraction and separation of thorium and process of using same 有权

公开(公告)号：US10081554B2

公开(公告)日：2018-09-25

申请号：US15329176

申请日：2015-04-22

申请人： CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY, CHINESE ACADEMY OF SCIENCES

发明人： Wuping Liao , Yanling Li , Zhifeng Zhang , Guolong Wu , Youcai Lu

IPC分类号： C01F15/00 , C01F1/00 , C07F9/40 , C22B3/06 , C22B60/02 , C22B3/38

CPC分类号： C01F15/00 , C01F1/00 , C01P2006/80 , C07F9/4006 , C07F9/4009 , C22B3/0059 , C22B3/065 , C22B60/0291 , Y02P10/234

摘要： The present invention relates to use of an amino-containing neutral phosphine extractant of Formula I in extraction and separation of thorium, and a process of extracting and separating thorium using the amino-containing neutral phosphine extractant of Formula I, wherein, R1 and R2 are each independently selected from the group consisting of C1-C12 alkyl, R3 and R4 are each independently selected from the group consisting of C1-16 alkyl and hydrogen, and n is an integer of 1 to 8.