英文名称5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 5,5′-carbonylbis[1,3-isobenzofurandione] and 1,1′-methylenebis[4-isocyanatobenzene]
5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 5,5′-carbonylbis[1,3-isobenzofurandione] and 1,1′-methylenebis[4-isocyanatobenzene]