产品类别

1,4-苯二甲酸二甲酯与癸二酸和1,2-乙二醇的聚合物 1,4-Benzenedicarboxylic acid, dimethyl ester, polymer with decanedioic acid and 1,2-ethanediol

己二酸与 (2E)-2-丁烯二酸和八氢-4,7-甲 Hexanedioic acid, polymer with (E)-2-butenedioic acid and octahydro-4,7-methano-1H-indene-5,?-dimethanol