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1.
公开(公告)号:US5429798A
公开(公告)日:1995-07-04
申请号:US208843
申请日:1994-03-11
申请人: Michael Witt , Dietrich Scherzer , Klaus Hahn , Rolf Henn , Wolf-Dieter Back
发明人: Michael Witt , Dietrich Scherzer , Klaus Hahn , Rolf Henn , Wolf-Dieter Back
CPC分类号: A61L9/01 , C08J11/06 , Y02W30/701
摘要: A process for the deodorization of used foam moldings, in which the used foam moldings are treateda) with an aqueous solution of phosphoric acid, water-soluble primary or secondary phosphates or mixtures thereof.
摘要翻译: 一种用于使用过的泡沫塑料模制品除臭的方法,其中用磷酸,水溶性初级或次级磷酸盐或其混合物的水溶液处理所用的泡沫塑料模制品a)。
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公开(公告)号:US4990539A
公开(公告)日:1991-02-05
申请号:US437662
申请日:1989-11-17
申请人: Klaus Hahn , Uwe Guhr , Roland Gellert , Wolf-Dieter Back
发明人: Klaus Hahn , Uwe Guhr , Roland Gellert , Wolf-Dieter Back
CPC分类号: C08J9/228 , C08J9/125 , C08J2325/00 , Y10S521/915
摘要: Styrene polymer foam particles of from 10 to 30 kg/m.sup.3 in density are obtained by foaming styrene polymers which, per kg, contain from 0.7 to 3 moles of blowing agent mixture composed of from 60 to 90 mol % of water and from 10 to 40 mol % of the C.sub.4 - or C.sub.5 -hydrocarbon with the aid of microwaves.
摘要翻译: 通过发泡苯乙烯聚合物获得密度为10至30kg / m 3的苯乙烯聚合物泡沫颗粒,苯乙烯聚合物每kg含有0.7至3摩尔由60至90摩尔%的水组成的发泡剂混合物和10至40 在微波辅助下,C4-或C5-烃的摩尔%。
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