Invention Grant
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

  • Patent Title: Process for the conversion of hydrocarbons to C2-oxygenates
  • Patent Title (中): 将烃转化为C2-含氧化合物的方法
  • Application No.: US11988204
    Application Date: 2006-06-29
  • Publication No.: US07842844B2
    Publication Date: 2010-11-30
  • Inventor: Martin Philip Atkins
  • Applicant: Martin Philip Atkins
  • Applicant Address: GB Middlesex
  • Assignee: BP Chemicals Limited
  • Current Assignee: BP Chemicals Limited
  • Current Assignee Address: GB Middlesex
  • Agency: Nixon & Vanderhye
  • Priority: EP05254236 20050706
  • International Application: PCT/GB2006/002414 WO 20060629
  • International Announcement: WO2007/003897 WO 20070111
  • Main IPC: C07C29/14
  • IPC: C07C29/14 C07C27/06
Process for the conversion of hydrocarbons to C2-oxygenates
Abstract:
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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