发明授权
US4748989A Copolymers, use thereof as hair fixatives and hair fixatives containing same 失效
共聚物,其用作头发固定剂和含有它们的固定剂

Copolymers, use thereof as hair fixatives and hair fixatives containing
same
摘要:
Copolymers of vinylpyrrolidone, acrylamides which are monoalkylated or dialkylated on the N atom and alkyl or hydroxyalkyl esters of (meth)acrylic acid, with or without (meth)acrylic acid, or (meth)acrylic acid are used as and in hair fixatives.
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