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1.发明授权Process for the production of polymeric hydroxy-carboxylic acids from polyacrolein and products so obtained 失效从聚丙烯醛生产聚合羟基羧酸的方法和如此获得的产品
公开(公告)号：US3227688A
公开(公告)日：1966-01-04
申请号：US82445259
申请日：1959-07-02
Applicant: DEGUSSA
Inventor： WERNER KERN , ROLF SCHULZ , ERWIN MULLER
IPC: C08G2/00
CPC classification number: C08G2/06 , C08G2/00 , C08G2/26 , C08G2/30 , Y10S516/919
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