COMPOSITION FOR CO2 GAS SEPARATION MEMBRANE, CO2 GAS SEPARATION MEMBRANE AND METHOD FOR PRODUCING SAME, AND CO2 GAS SEPARATION MEMBRANE MODULE

摘要

The present invention provides a composition for a CO 2 gas separation membrane containing: at least one compound selected from the group consisting of an alkali metal carbonate, an alkali metal bicarbonate, and an alkali metal hydroxide; a crosslinked polymer in which a polymer having a carboxyl group has been crosslinked; and a non-crosslinked polymer obtained by polymerization of one or more monomers selected from the group consisting of vinyl acetate, acrylic acid, methacrylic acid, and a derivative thereof.