Title:
COMPOSITE AMINE ABSORBING LIQUID, REMOVAL APPARATUS, AND REMOVAL METHOD
Document Type and Number:
WIPO Patent Application WO/2023/027105
Kind Code:
A1
Abstract:
Provided is a composite amine absorbing liquid or the like that has a high reaction rate. This composite amine absorbing liquid is for absorbing CO2 and/or H2S in a gas, and contains (a) a chain-like monoamine, (b) a diamine including amino groups having the same grade, (c) a chain-like diamine including amino groups having different grades, and (d) water.
Inventors:
TANAKA HIROSHI (JP)
HIRATA TAKUYA (JP)
TSUJIUCHI TATSUYA (JP)
SUGIURA TAKUYA (JP)
KAMIJO TAKASHI (JP)
NOBORISATO TOMOKI (JP)
HIRATA TAKUYA (JP)
TSUJIUCHI TATSUYA (JP)
SUGIURA TAKUYA (JP)
KAMIJO TAKASHI (JP)
NOBORISATO TOMOKI (JP)
Application Number:
PCT/JP2022/031879
Publication Date:
March 02, 2023
Filing Date:
August 24, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENG LTD (JP)
KANSAI ELECTRIC POWER CO (JP)
KANSAI ELECTRIC POWER CO (JP)
International Classes:
C07C211/09; B01D53/14; B01D53/52; B01D53/62; B01D53/78; B01D53/96; C01B17/16; C01B32/50; C07C211/11; C07C215/08
Domestic Patent References:
| WO2007527791A1 |
Foreign References:
| US20150321139A1 | 2015-11-12 | |||
| JP2013516304A | 2013-05-13 | |||
| JP2005296897A | 2005-10-27 | |||
| JP2007527791A | 2007-10-04 | |||
| JPH02504367A | 1990-12-13 | |||
| KR20200104599A | 2020-09-04 | |||
| JP2005296897A | 2005-10-27 | |||
| JP4634384B2 | 2011-02-16 | |||
| JP2018122278A | 2018-08-09 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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