发明授权
- 专利标题: Dispersions of high melting polyesters in polyhydroxyl compounds, a process for their preparation and their use in the production of polyurethanes
- 专利标题(中): 高分子聚酯在多羟基化合物中的分散体,其制备方法及其在生产聚氨酯中的应用
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申请号: US134367申请日: 1980-03-27
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公开(公告)号: US4323657A公开(公告)日: 1982-04-06
- 发明人: Jan Mazanek , Roland Gipp , Robert Zollner , Peter Seifert , Kuuno Wagner , Johannes Blahak
- 申请人: Jan Mazanek , Roland Gipp , Robert Zollner , Peter Seifert , Kuuno Wagner , Johannes Blahak
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX2913458 19790404
- 主分类号: C08L71/00
- IPC分类号: C08L71/00 ; C08G18/00 ; C08G18/40 ; C08J9/00 ; C08L67/00 ; C08L71/02 ; C08L75/04 ; C08L77/00 ; C08L77/12 ; C08G18/14
摘要:
Novel, finely divided, redispersible dispersions of high melting polyesters in low melting polyhydroxyl compounds are disclosed. Disclosed also is a process for their preparation and their use as polyol components containing fillers in the production of cellular or non-cellular polyurethanes.
公开/授权文献
- US6159571A Phase-change optical disc 公开/授权日:2000-12-12