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

摘要

2The present invention provides a composition for a CO gas separation membrane comprising: at least one compound selected from the group consisting of alkali metal carbonates alkali metal bicarbonates and alkali metal hydroxides; a crosslinked polymer in which a polymer having carboxyl groups 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 derivatives thereof.