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公开(公告)号:US4286076A
公开(公告)日:1981-08-25
申请号:US54727
申请日:1979-07-05
申请人: Karl-Heinz David , Alfred Nogaj , Heinrich Rinkler
发明人: Karl-Heinz David , Alfred Nogaj , Heinrich Rinkler
IPC分类号: C08K5/49 , C08K5/5317 , C08L33/00 , C08L33/02 , C08L33/04 , C08L33/20 , C08L77/00 , D01F6/18 , D01F6/54 , C08K5/09
CPC分类号: D01F6/18 , C08K5/5317
摘要: The invention relates to a process for the stabilization of a spinning solution of an acrylonitrile polymer and a solvent which comprises adding from 0.005 to 0.5% based on the quantity of polymer of at least one stabilizer selected from a polyfunctional phosphonic acid, a phosphonocarboxylic acid or a polymer containing phosphonic acid and/or carboxyl groups to the spinning solution as well as to such stabilized spinning solutions.
摘要翻译: 本发明涉及一种稳定丙烯腈聚合物和溶剂纺丝溶液的方法,该方法包括以至少一种稳定剂的聚合物的量加入0.005至0.5%,所述稳定剂选自多官能膦酸,膦酰基羧酸或 向纺丝溶液中含有膦酸和/或羧基的聚合物以及这种稳定的纺丝溶液。