Liquid for absorbing and recovering carbon dioxide in gas, and method for recovering carbon dioxide using the same

摘要

Disclosed is a liquid for absorbing and recovering carbon dioxide from a gas containing carbon dioxide, which is represented by (A) a general formula [1] R-NH- (CH2) n-OH. A secondary amine compound, (B) a polyamine compound represented by the general formula [2] R1R2N- (X) m-NR3R4, and (C) water, wherein the content of the (A) secondary amine compound is The liquid is 50% by weight or more, and a carbon dioxide absorption and recovery method using the liquid.