Title:
金属イオンの抽出剤、及び抽出方法
Document Type and Number:
Japanese Patent JP5317273
Kind Code:
B2
Abstract:
To provide an extracting agent for highly selectively recovering a noble metal, such as gold, palladium, platinum, especially gold, contained in the waste electronic materials or the waste electronic device, and the extracting agent for effectively recovering or mutually separating indium and gallium contained in the used liquid crystal panel and zinc-refining residue, etc.
The extracting agent contains a proline derivative or its salt represented by the formula (1) (wherein, R is a 6-18C straight chain or branched fatty hydrocarbon group). It is preferable that the R is a 10-18C straight chain alkyl group.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Yoshinari Baba
Application Number:
JP2009022879A
Publication Date:
October 16, 2013
Filing Date:
February 03, 2009
Export Citation:
Assignee:
National University Corporation Miyazaki University
International Classes:
C22B3/26; B01D11/04; C09K3/00; C22B11/00; C22B19/20; C22B58/00
Domestic Patent References:
| JP10102155A | ||||
| JP200026345A |
Foreign References:
| WO2009001897A1 | ||||
| WO2005083131A1 |
Attorney, Agent or Firm:
Yusuke Hiraki
Ishii Teiji
Satoshi Fujita
Shinji Endo
Ishii Teiji
Satoshi Fujita
Shinji Endo