发明申请
- 专利标题: Method for producing polyoxyalkylene glycols
- 专利标题(中): 聚氧亚烷基二醇的制备方法
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申请号: US10503572申请日: 2003-12-19
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公开(公告)号: US20050080205A1公开(公告)日: 2005-04-14
- 发明人: Kai-Uwe Baldenius , Arnulf Lauterbach , Hans-Peter Seelmann-Eggebert
- 申请人: Kai-Uwe Baldenius , Arnulf Lauterbach , Hans-Peter Seelmann-Eggebert
- 申请人地址: DE Ludwigshafen 67056
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DE Ludwigshafen 67056
- 优先权: DE10261230.7 20021220
- 国际申请: PCT/EP03/14591 WO 20031219
- 主分类号: A23L29/00
- IPC分类号: A23L29/00 ; C08G65/20 ; C08G65/26 ; C08G59/14 ; C07C41/03
摘要:
The present invention relates to a process for preparing polyoxyalkylene glycol of high purity and having a low color number from the corresponding alkylene glycol and a starter in the presence of a basic catalyst, wherein a reducing agent is present in the polymerization.
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