Title:
METAL RECOVERY AGENT, METAL RECOVERY MEMBER, METAL RECOVERY LIQUID AGENT AND METAL RECOVERY METHOD
Document Type and Number:
WIPO Patent Application WO/2024/053487
Kind Code:
A1
Abstract:
This metal recovery agent comprises a reducing compound which is represented by chemical formula (1), and causes a metal to precipitate by means of reduction caused by the reducing compound. In chemical formula (1), R1 represents CH3 or CHO; R2 represents CH=CH2 or CHO; R3 represents CH3 or CHO; R4 represents CH2CH3 or CH=CH2; R5 represents COOCH3 or H; R6 represents a hydrocarbon group or H; and M represents a metal or hydrogen.
Inventors:
FUKUSHIMA YASUYUKI (JP)
Application Number:
PCT/JP2023/031232
Publication Date:
March 14, 2024
Filing Date:
August 29, 2023
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
C22B3/44; C22B11/00; C22B15/00; C22B23/00; C22B25/00; C22B26/10; C22B26/20; C22B47/00; C22B59/00
Domestic Patent References:
| WO2017111092A1 | 2017-06-29 | |||
| WO2013042340A1 | 2013-03-28 |
Foreign References:
| JPS62500931A | 1987-04-16 | |||
| CN102517454A | 2012-06-27 | |||
| CN106391006A | 2017-02-15 | |||
| US20140305791A1 | 2014-10-16 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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