发明授权
- 专利标题： Flame-proofed polystyrene foamed materials
- 专利标题（中）： 防火聚苯乙烯发泡材料
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申请号： US09856485申请日： 2001-06-11
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公开(公告)号： US06420442B1公开(公告)日： 2002-07-16
- 发明人: Franz-Josef Dietzen , Guiscard Glück , Gerd Ehrmann , Gerhard Turznik , Gerhard Alicke , Klaus Hahn , Martin Klatt , Karlheinz Braun
- 申请人： Franz-Josef Dietzen , Guiscard Glück , Gerd Ehrmann , Gerhard Turznik , Gerhard Alicke , Klaus Hahn , Martin Klatt , Karlheinz Braun
- 优先权： DE19856759 19981209
- 主分类号： C08J904
- IPC分类号： C08J904
摘要：
Flame-retardant foam slabs are based on styrene polymers wherein from 1 to 12% by weight of expanded graphite and also, if desired, from 1 to 12% by weight of a phosphorus compound are present as flame retardants.
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