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公开(公告)号:US5496864A
公开(公告)日:1996-03-05
申请号:US439898
申请日:1995-05-12
申请人: Rolf Henn , Klaus Hahn , Hans Ho/ nl , Walter Heckmann , Karl-Heinz Wassmer , Erich Klement , Joachim Fischer
发明人: Rolf Henn , Klaus Hahn , Hans Ho/ nl , Walter Heckmann , Karl-Heinz Wassmer , Erich Klement , Joachim Fischer
CPC分类号: C08J9/18 , C08J9/0061 , C08J9/232 , C08J2325/04 , C08J2351/06 , C08J2409/00 , C08J2423/00 , C08J2453/00
摘要: The invention relates to expandable styrene polymers for elastic polystyrene foams, comprisinga) from 50 to 75% by weight of polystyrene and/or a styrene copolymer containing at least 50% by weight of copolymerized styrene,b) from 5 to 30% by weight of a styrene-soluble elastomer,c) from 5 to 20% by weight of at least one block copolymer containing styrene as one component,d) from 15 to 50% by weight of at least one polyolefin,e) from 1 to 15% by weight, based on the sum of a) and b), of a low-boiling blowing agent, and, if desired,f) conventional additives in effective amounts,and to foams produced therefrom.
摘要翻译: 本发明涉及用于弹性聚苯乙烯泡沫的可发性苯乙烯聚合物,其包含a)50至75重量%的聚苯乙烯和/或含有至少50重量%共聚苯乙烯的苯乙烯共聚物,b)5至30重量% 的苯乙烯可溶性弹性体,c)5至20重量%的至少一种含苯乙烯作为一种组分的嵌段共聚物,d)15至50重量%的至少一种聚烯烃,e)1至15重量% (a)和b)的总和,低沸点发泡剂,以及如果需要,f)有效量的常规添加剂,以及由其制备的泡沫。