发明授权
- 专利标题: Separation and recovery of complexible ligands by liquid exchange
- 专利标题(中): 通过液体交换分离和恢复复合配体
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申请号: US3592865D申请日: 1968-09-03
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公开(公告)号: US3592865A公开(公告)日: 1971-07-13
- 发明人: LONG ROBERT B , LONGWELL JOHN P , CARUSO FRED A , DEFEO RICHARD J
- 申请人: EXXON RESEARCH ENGINEERING CO
- 专利权人: ExxonMobil Research and Engineering Co
- 当前专利权人: ExxonMobil Research and Engineering Co
- 优先权: US75692568 1968-09-03
- 主分类号: B01J20/00
- IPC分类号: B01J20/00 ; C01B32/40 ; C07F1/08 ; C07F5/06 ; C07C7/00 ; B01J11/22 ; C07C11/00
摘要:
COMPLEXIBLE LIGANDS CONTAINED IN A FEED STREAM ARE COMPLEXED WITH A LIQUID SORBENT SOLUTION OF CUPROUS ALUMINUM HALIDE. THE COMPLXED COMPLEXIBLE LIGANDS ARE THEN SEPARATED BY A LIGAND EXCHANGE OPERATIONS GENERALLY REQUIRING N-1 LIGAND EXCHANGE OPERATIONS FOR N COMPLEXED COMPLEXIBLE LIGANDS TO BE SEPARATED. THE SEPARATION IN EACH LIGAND EXCHANGE OPERATION IS EFFECTED BY CONTACTING THE SEVERAL COMPLEXED COMPLEXIBLE LIGANDS WITH A STRIPPING LIGAND WHICH FORMS A MORE STABLE COMPLEX WITH THE SORBENT THAT THE COMPLEXIBLE LIGAND OR LIGANDS TO BE SEPARATED AND RECOVERED, AND EXCHANGING THE STRILPPING LIGAND FOR THE COMPLEXIBLE LIGAND OR LIGANDS IN THE SORBENT COMPLEX.