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CAS NO:70714-87-3
CAS:
70714-87-3
英文名称:
1,3-benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol and 1,1
'-methylenebis[4-isocyanatobenzene]
1,3-benzenedicarboxylic acid, polymer with2,2-dimethyl-1,3-propanediol and
