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公开(公告)号：DE19643818A1
公开(公告)日：1998-05-07
申请号：DE19643818
申请日：1996-10-30
Applicant: BASF AG
Inventor： ZASCHKE BERND DR , TREULING ULRICH DR , SCHERZER DIETRICH DR , THOM ARND
Abstract: A multilayered foam element comprises a layer(s) of melamine-formaldehyde (MF) foam and a layer(s) of polyurethane (PU) foam. Also claimed is the preparation of the element by placing the foams on a sheet and reacting.
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公开(公告)号：DE19705993A1
公开(公告)日：1998-08-20
申请号：DE19705993
申请日：1997-02-17
Applicant: BASF AG
Inventor： FALKE PETER DR , HENDREICH REGINA , SCHUSTER MARITA , ZASCHKE BERND DR
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公开(公告)号：AT274009T
公开(公告)日：2004-09-15
申请号：AT98101527
申请日：1998-01-29
Applicant: BASF AG
Inventor： FALKE PETER DR , HENDREICH REGINA , SCHUSTER MARITA , ZASCHKE BERND DR
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4.发明专利
公开(公告)号：DE19629161A1
公开(公告)日：1998-01-22
申请号：DE19629161
申请日：1996-07-19
Applicant: BASF AG
Inventor： BERND GUETTES , SCHUSTER MARITA , MEYER BAERBEL , ZASCHKE BERND DR
IPC: C08G18/40 , C08G18/42 , C08G18/66 , C08G63/127 , C08G63/20 , C08G63/668 , C09K21/14 , C08L75/04 , B29C67/20 , B68G11/04
Abstract: Preparation of thermally stable, soft polyurethane foam, comprises reacting optionally modified organic polyisocyanates (A) with high molecular weight compounds (B) containing at least two reactive hydrogen atoms and optional low molecular weight chain extenders and/or cross-linking agents (C), in the presence of propellants (D), catalysts (E), flame retardants (F) and optional auxiliary agents and/or additives (G).(B) are mixed condensation reaction products, comprising a mixture of at least two dicarboxylic acid/polyfunctional alcohol pre-condensation reaction products, or at least one dicarboxylic acid/polyfunctional alcohol pre-condensation reaction product and a reagent mixture based upon this product for a condensation polymer, which are subjected to a post-condensation reaction.
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