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CAS NO:81506-52-7
CAS:
81506-52-7
英文名称:
,2-dimethyl-1,3-propanediol and 1,1'-methylenebis[4-isocyanatocyclohexane]
hexanedioic acid, polymer with5-amino-1,3,3-trimethylcyclohexanemethanamine,2,2-dimethyl-1,3-propanediol and