英文别名:
Propanoic acid, ethenyl ester, polymer with ethenyl acetate and 1-ethenyl-2-pyrrolidinone;LUVISKOL VAP 343 E;Poly(1-ethenyl-2-pyrrolidinone-co-ethenyl acetateco-
ethenyl propanoate);Poly(1-vinyl-2-pyrrolidinone-co-vinyl acetateco-vinylpropanoate)