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CAS NO:25766-17-0
CAS:
25766-17-0
英文名称:
isocyanic acid, methylenedi-p-phenylene ester, polymer with 1,6-hexanediol and
isocyanic acid, methylenedi-p-phenylene ester, polymerwith 1,6-hexanediol and 2,2'-thiodiethanol