发明授权
- 专利标题: Process for making hydrophilic polyurethane foams
- 专利标题(中): 制备亲水性聚氨酯泡沫的方法
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申请号: US705648申请日: 1976-07-15
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公开(公告)号: US4051081A公开(公告)日: 1977-09-27
- 发明人: Gert Jabs , Gunther Loew
- 申请人: Gert Jabs , Gunther Loew
- 申请人地址: DT Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DT Leverkusen
- 优先权: DT2312678 19730314
- 主分类号: A47L13/16
- IPC分类号: A47L13/16 ; B29C44/00 ; C08G18/08 ; C08G18/38 ; C08J9/00 ; C08G18/14
摘要:
A process for making a hydrophilic polyurethane foam suitable for sponges and wiping cloths which comprises reacting an organic polyisocyanate and an organic compound having reactive hydrogen atoms in a mixture containing a blowing agent and an alkyl aryl sulphonic acid.
公开/授权文献
- US5772159A Conduit end fitting 公开/授权日:1998-06-30
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