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公开(公告)号：EP1521799B1
公开(公告)日：2019-04-10
申请号：EP03762546.4
申请日：2003-06-30
Applicant: BASF SE
Inventor： MALETZKO, Christian , DIETZEN, Franz-Josef , KEPPELER, Uwe , BRAUN, Frank , HAHN, Klaus , DE GRAVE, Isidor
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公开(公告)号：EP1368420B1
公开(公告)日：2009-08-26
申请号：EP02702347.2
申请日：2002-02-06
Applicant: BASF SE
Inventor： MALETZKO, Christian , KEPPELER, Uwe , HAHN, Klaus , DE GRAVE, Isidor
CPC classification number: C08J9/26 , C08J9/224 , C08J2201/044 , C08J2203/14 , C08J2323/02
Abstract: The invention relates to expandable polyolefin particles containing expanding agents, said particles being coated with between 0.01 and 3 wt. % of a salt and/or an ester of a long-chained fatty acid, preferably with calcium stearate, in order to prevent agglutination during expansion.
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