发明申请
- 专利标题: POLYOL REFINING
- 专利标题(中): 聚氨酯精制
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申请号: US12027355申请日: 2008-02-07
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公开(公告)号: US20090030243A1公开(公告)日: 2009-01-29
- 发明人: Hans-Karl Soest , Ulrich Litzinger , Reinhold Klipper , Rudolf Wagner
- 申请人: Hans-Karl Soest , Ulrich Litzinger , Reinhold Klipper , Rudolf Wagner
- 申请人地址: DE Leverkusen
- 专利权人: LANXESS Deutschland GmbH
- 当前专利权人: LANXESS Deutschland GmbH
- 当前专利权人地址: DE Leverkusen
- 优先权: DE102007034621.4 20070725
- 主分类号: C07C31/22
- IPC分类号: C07C31/22 ; C07C31/18
摘要:
The subject of the present invention is a method for refining of polyols, preferably glycerol, by means of monodispersed ion exchangers in a purification unit of ion exclusion process and a mixed bed.