发明申请
- 专利标题: Method for the purification of isocyanates
- 专利标题(中): 异氰酸酯的纯化方法
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申请号: US10539131申请日: 2003-12-16
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公开(公告)号: US20060135810A1公开(公告)日: 2006-06-22
- 发明人: Andreas Wolfert , Hans-Jurgen Pallasch , Eckhard Stroefer , Heinrich-Josef Blankertz
- 申请人: Andreas Wolfert , Hans-Jurgen Pallasch , Eckhard Stroefer , Heinrich-Josef Blankertz
- 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
- 国际申请: PCT/EP03/14280 WO 20031216
- 主分类号: C07C263/20
- IPC分类号: C07C263/20
摘要:
Isocyanates are prepared by a process in which a product stream from the isocyanate synthesis is purified.
公开/授权文献
- US07358388B2 Method for the purification of isocyanates 公开/授权日:2008-04-15
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