发明授权
US07842844B2 Process for the conversion of hydrocarbons to C2-oxygenates 有权
将烃转化为C2-含氧化合物的方法

  • 专利标题: Process for the conversion of hydrocarbons to C2-oxygenates
  • 专利标题(中): 将烃转化为C2-含氧化合物的方法
  • 申请号: US11988204
    申请日: 2006-06-29
  • 公开(公告)号: US07842844B2
    公开(公告)日: 2010-11-30
  • 发明人: Martin Philip Atkins
  • 申请人: Martin Philip Atkins
  • 申请人地址: GB Middlesex
  • 专利权人: BP Chemicals Limited
  • 当前专利权人: BP Chemicals Limited
  • 当前专利权人地址: GB Middlesex
  • 代理机构: Nixon & Vanderhye
  • 优先权: EP05254236 20050706
  • 国际申请: PCT/GB2006/002414 WO 20060629
  • 国际公布: WO2007/003897 WO 20070111
  • 主分类号: C07C29/14
  • IPC分类号: C07C29/14 C07C27/06
Process for the conversion of hydrocarbons to C2-oxygenates
摘要:
Process for the conversion of hydrocarbons to ethanol and optionally acetic acid by converting hydrocarbon in a syngas reactor into a stream A comprising a mixture of carbon oxide(s) and hydrogen preferably having a H2/CO molar ratio between 1.5 and 2.5, converting at least part of stream A in the presence of a particulate catalyst in a reactor under a temperature between 150 and 400° C. and a pressure of 5 to 200 bar, into a C2-oxygenates stream B, where stream B includes water, alkanes, ethanol, acetaldehyde, ethyl acetate and acetic acid, which together represent least 80% by weight of the products obtained from the C2-oxygenates conversion reactor. The C2-oxygenates stream B is separated into a stream C comprising H2, CO, CO2 and alkanes, and a stream D including 15 to 40 wt % of acetic acid, 10 to 40 wt % of acetaldehyde and 15 to 40 wt % of ethanol. At least part of stream D is hydrogenated in a hydrogenation reactor into an ethanol stream E, and stream E is subjected to a separating step, followed by recovery of ethanol.
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