| abstract |
Disclosed are: an acidic gas absorbent having a high acidic gas absorption ability, i.e., a high acidic gas absorption amount and a high acidic gas absorption rate; an acidic gas absorption device; and an acidic gas absorption method. Specifically disclosed are: an acidic gas absorbent comprising an azabicyclo compound and a primary or secondary amine compound, or an acidic gas absorbent comprising a heteroaromatic ring compound and a primary or secondary amine compound; an acidic gas removal device and an acidic gas removal method, both of which utilize the acidic gas absorbent. |