英文名称:1,3-Isobenzofurandione, Hexahydro-, Polymer With 2,2-Dimethyl-1,3-Propanediol, 1,6-Hexanediol And 1,1'-Methylenebis[4-Isocyanatocyclohexane]; 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 1,6-hexanediol and 1,1'-methylenebis[4-isocyanatocyclohexane]