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公开(公告)号:US4434530A
公开(公告)日:1984-03-06
申请号:US241199
申请日:1981-03-05
申请人: Ralf Miessen , Hans Wilsing , Fritz Schultze-Gebhardt
发明人: Ralf Miessen , Hans Wilsing , Fritz Schultze-Gebhardt
IPC分类号: D01F6/18 , D01G1/08 , D02G1/18
CPC分类号: D02G1/18 , D01G1/08
摘要: High-shrinkage stretch-broken tows of acrylonitrile polymers are obtained by fixing with saturated steam at maximum temperatures of 140.degree. C. after drawing and before stretch breaking and stretch breaking at a draft of at least 30%.
摘要翻译: 丙烯腈聚合物的高收缩拉伸断裂的丝束通过在拉伸后在拉伸断裂和拉伸断裂之前用饱和蒸汽在140℃的最高温度下固化,并且在至少30%的牵伸下进行拉伸断裂。