Title:
CARBON DIOXIDE ABSORBENT AND METHOD FOR SEPARATING AND RECOVERING CARBON DIOXIDE
Document Type and Number:
WIPO Patent Application WO/2024/063017
Kind Code:
A1
Abstract:
Provided is a carbon dioxide absorbent that uses an ionic liquid which absorbs large amounts of carbon dioxide and easily releases carbon dioxide during absorbent regeneration. This carbon dioxide absorbent is characterized by comprising: a phosphonium ionic liquid having at least one type of cation having therein amino groups; and an ionic liquid other than a phosphonium ionic liquid having at least one type of cation having therein amino groups.
Inventors:
SUGIYA MASASHI (JP)
FURUI ERI (JP)
FURUI ERI (JP)
Application Number:
PCT/JP2023/033644
Publication Date:
March 28, 2024
Filing Date:
September 15, 2023
Export Citation:
Assignee:
NIPPON CHEMICAL IND (JP)
International Classes:
B01D53/14; B01D53/62; B01D53/78; C07F9/54
Foreign References:
| JP2016077997A | 2016-05-16 | |||
| JP2017104775A | 2017-06-15 | |||
| JP2013542848A | 2013-11-28 | |||
| JP2016523691A | 2016-08-12 | |||
| JP2019171255A | 2019-10-10 |
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