发明授权
- 专利标题: Process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride
- 专利标题(中): 从包含光气和氯化氢的流体流中分离光气和氯化氢的方法
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申请号: US14117892申请日: 2012-06-15
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公开(公告)号: US09533885B2公开(公告)日: 2017-01-03
- 发明人: Rabah Mouazer , Ramon Scheffer
- 申请人: Rabah Mouazer , Ramon Scheffer
- 申请人地址: US TX The Woodlands
- 专利权人: Huntsman International LLC
- 当前专利权人: Huntsman International LLC
- 当前专利权人地址: US TX The Woodlands
- 代理机构: Huntsman International LLC
- 优先权: EP11178124 20110819
- 国际申请: PCT/EP2012/061395 WO 20120615
- 国际公布: WO2013/026591 WO 20130228
- 主分类号: C07C263/10
- IPC分类号: C07C263/10 ; C07C263/20 ; C01B7/07 ; B01D53/22 ; C01B31/28
摘要:
A process according to the invention is a process to separate an initial fluid stream comprising phosgene and hydrogen chloride in at least a first and a second fluid stream, said first fluid stream being a hydrogen chloride enriched and phosgene depleted gaseous stream, said second fluid stream being a hydrogen chloride depleted and phosgene enriched stream. The separation is performed by feeding said initial fluid stream to a membrane separation unit, said membrane separation unit separating said initial fluid stream in a first and a second fluid stream.
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