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Title:
CARBON DIOXIDE ABSORBENT
Document Type and Number:
WIPO Patent Application WO/2022/138302
Kind Code:
A1
Abstract:
This carbon dioxide absorbent contains a polyamine compound (A) having an alicyclic hydrocarbon structure. The polyamine compound (A) content is 60 mass% or greater.

Inventors:
KOUNO KAZUKI (JP)
KAWASHIMA YUKI (JP)
Application Number:
PCT/JP2021/045917
Publication Date:
June 30, 2022
Filing Date:
December 14, 2021
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Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
B01D53/14; C01B32/50
Domestic Patent References:
WO2013075697A12013-05-30
Foreign References:
JP2015027647A2015-02-12
JP2008238073A2008-10-09
JPS5262307A1977-05-23
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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