发明授权
US06858699B2 Polyurethane elastomers and processes for their preparation and use
失效
聚氨酯弹性体及其制备和使用的方法
- 专利标题: Polyurethane elastomers and processes for their preparation and use
- 专利标题(中): 聚氨酯弹性体及其制备和使用的方法
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申请号: US10687959申请日: 2003-10-20
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公开(公告)号: US06858699B2公开(公告)日: 2005-02-22
- 发明人: Erhard Michels , Hartmut Nefzger , Stephan Schleiermacher
- 申请人: Erhard Michels , Hartmut Nefzger , Stephan Schleiermacher
- 申请人地址: DE Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DE Leverkusen
- 代理商 Joseph C. Gil; Lyndanne M. Whalen
- 优先权: DE10248949 20021021
- 主分类号: C08G18/10
- IPC分类号: C08G18/10 ; C08G18/42 ; C08G18/48
摘要:
Polyurethane elastomers having a defined node density are produced from specific polyetherester polyols. These elastomers are particularly useful for the production of microcellular and solid polyurethane elastomer components.
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