Title:
PLATINUM-GROUP METAL RECOVERY AGENT AND PLATINUM-GROUP METAL RECOVERY METHOD
Document Type and Number:
WIPO Patent Application WO/2023/149153
Kind Code:
A1
Abstract:
The present invention provides a platinum-group metal recovery agent that is represented by general formula (1) and a platinum-group metal recovery method that involves using the platinum-group metal recovery agent to recover platinum from a hydrochloric acid solution that includes platinum. (In formula (1), X is a methylene group, an oxygen atom, or an ethylene group, and when X is a methylene group, n is 3, but when X is an oxygen atom or an ethylene group, n is 2.)
Inventors:
MATSUMOTO KAZUYA (JP)
JIKEI MITSUTOSHI (JP)
JIKEI MITSUTOSHI (JP)
Application Number:
PCT/JP2023/000098
Publication Date:
August 10, 2023
Filing Date:
January 05, 2023
Export Citation:
Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
C22B3/44; C02F1/62; C07C211/18; C07D307/14; C22B11/00
Domestic Patent References:
| WO2015016103A1 | 2015-02-05 |
Foreign References:
| JP2004131745A | 2004-04-30 | |||
| JPH11335335A | 1999-12-07 |
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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