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METHOD FOR RECOVERING RARE EARTH METAL BY GELATION PRECIPITATION OF NUCLEIC ACID 发明申请

2023-04-03 2670 139K 0

专利信息

申请日期 2025-07-11 申请号 JP2012228261
公开(公告)号 JP2013253311A 公开(公告)日 2013-12-19
公开国别 JP 申请人省市代码 全国
申请人 AISIN SEIKI CO LTD; HIROSHIMA UNIV
简介 PROBLEM TO BE SOLVED : To provide a method for recovering rare earth metals capable of easily and inexpensively separating and recovering rare earth metals without undergoing a complicated process, and further, to provide the method for recovering rare earth metals recoverable as valuables with commercial value as industrial raw material. SOLUTION : A method for recovering rare earth metals includes : a step of bringing a sample including rare earth metals into contact with nucleic acid in a free form in a solution; and a step of separately recovering precipitates formed by the coupling of the rare earth metal with the nucleic acid in the free form. Further, the method for recovering rare earth metal includes a step of converting the precipitates into organic acid salt or carbonate. COPYRIGHT : (C)2014, JPO&INPIT


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