发明申请
- 专利标题: PROCESS FOR REMOVING BY-PRODUCTS FROM N-VINYLAMIDES
- 专利标题(中): 从N-乙烯基胺中除去副产物的方法
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申请号: US13129544申请日: 2009-11-12
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公开(公告)号: US20110245510A1公开(公告)日: 2011-10-06
- 发明人: Wolfgang Staffel , Regina Vogelsang , Roland Kessinger , Lembit Tuttelberg , Bernd Heida
- 申请人: Wolfgang Staffel , Regina Vogelsang , Roland Kessinger , Lembit Tuttelberg , Bernd Heida
- 申请人地址: DE LUDWIGSHAFEN
- 专利权人: BASF SE
- 当前专利权人: BASF SE
- 当前专利权人地址: DE LUDWIGSHAFEN
- 优先权: EP08170175.7 20081128
- 国际申请: PCT/EP09/65038 WO 20091112
- 主分类号: C07D207/267
- IPC分类号: C07D207/267 ; C07C231/24
摘要:
A process for removing by-products from N-vinylamide-rich product mixtures (crude N-vinylamide), which comprises performing an extraction of the crude N-vinylamide with an organic solvent as the extractant.
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