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公开(公告)号:CA2219846A1
公开(公告)日:1998-05-21
申请号:CA2219846
申请日:1997-11-20
Applicant: BASF AG
Inventor: PRISSOK FRANK , LEHR GERHARD , GENZ MANFRED , KING HORST , KRECH RUEDIGER , HORN PETER
Abstract: Thermoplastic polyurethanes are prepared by reacting (a) isocyanates with (b) compounds reactive toward isocyanates, in the presence or absence of (c) chain extenders, (d) catalysts and (e) customary auxiliaries and additives and adding crosslinked polyurethanes in comminuted form before, during and/or after the reaction.
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公开(公告)号:MX210756B
公开(公告)日:2002-10-09
申请号:MX9708925
申请日:1997-11-19
Applicant: BASF AG
Inventor: GENZ MANFRED , PRISSOK FRANK , HORN PETER , KRECH RUEDIGER , KING HORST , LEHR GERHARD
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公开(公告)号:BR9705810A
公开(公告)日:1999-06-08
申请号:BR9705810
申请日:1997-11-21
Applicant: BASF AG
Inventor: GENZ MANFRED , PRISSOK FRANK , HORN PETER , KRECH RUEDIGER , LEHR GERHARD , KING HORST
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公开(公告)号:MX9708925A
公开(公告)日:1998-09-30
申请号:MX9708925
申请日:1997-11-19
Applicant: BASF AG
Inventor: GENZ MANFRED , PRISSOK FRANK , HORN PETER , KRECH RUEDIGER , KING HORST , LEHR GERHARD
Abstract: Se preparan poliuretanos termoplásticos haciendo reaccionar (a) isocianatos con (b) compuestos reactivos a los isocianatos, en la presencia o ausencia de (c) extendedores de cadena, (d) catalizadores y (e) auxiliares y aditivos usuales y agregando poliuretanos reticulados en forma conminuta ante, durante y/o después de la reaccion.
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