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公开(公告)号:DE59609004D1
公开(公告)日:2002-05-08
申请号:DE59609004
申请日:1996-11-27
Applicant: BASF AG
Inventor: SCHERZER DR , HAHN DR , ALICKE GERHARD , TURZNIK DR , DIETZEN DR
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公开(公告)号:DE50205825D1
公开(公告)日:2006-04-20
申请号:DE50205825
申请日:2002-12-06
Applicant: BASF AG
Inventor: DIETZEN DR , SCHERZER DR , QUEISSER DR , RUECK SWEN , EHRMANN DR , KRATZMUELLER WOLFGANG
Abstract: Water, or a mixture (pts. wt.) of water (100) and organic liquid (at most 200) is used as the blowing agent in a method for the production of foam sheet by extruding a mixture of polysulfone or polyethersulfone and volatile blowing agent (1-10 wt.%) under pressure at above 300 degreesC into the open air.
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公开(公告)号:DE50008085D1
公开(公告)日:2004-11-11
申请号:DE50008085
申请日:2000-12-05
Applicant: BASF AG
Inventor: SCHERZER DR , JUNGE DIETER , SCHROF DR , WITTSTOCK DR , FUEGER CLAUS , GOETZ ALEXANDER , REGENAUER WOLFGANG
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公开(公告)号:DE59711592D1
公开(公告)日:2004-06-09
申请号:DE59711592
申请日:1997-10-02
Applicant: BASF AG
Inventor: SCHERZER DR , HAHN DR , LORENZ DR , HERRMANN DR , DIETZEN DR , EHRMANN DR , NAEGELE DR
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公开(公告)号:DE59702122D1
公开(公告)日:2000-09-14
申请号:DE59702122
申请日:1997-04-10
Applicant: BASF AG
Inventor: SCHERZER DR , HAHN DR , ALICKE GERHARD , TURZNIK DR , DIETZEN DR , LOTH DR , EHRMANN DR
IPC: C08J9/12
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