| 英文名称: | | ,3-butanediol and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, | | bu alc.-blocked | | hexanedioic acid, polymer with5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,3-butanediol and5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, bualc.-blocked |
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