发明申请
- 专利标题： IMPROVED PROCESS FOR MANUFACTURE OF TETRAHYDROFURAN
- 专利标题（中）： 改进四氯呋喃制备方法
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申请号： US14917362申请日： 2014-09-09
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公开(公告)号： US20160214952A1公开(公告)日： 2016-07-28
- 发明人: Graham R. AIRD , Clive Alexander HAMILTON , Lauren Emily Sheridan BECK
- 申请人： INVISTA TECHNOLOGIES S.a r.l.
- 申请人地址： US DE WILMINGTON
- 专利权人： INVISTA NORTH AMERICA S.A R.L.
- 当前专利权人： INVISTA NORTH AMERICA S.A R.L.
- 当前专利权人地址： US DE WILMINGTON
- 国际申请： PCT/US2014/054842 WO 20140909
- 主分类号： C07D307/08
- IPC分类号： C07D307/08
摘要：
The disclosed process relates to an improved process for manufacturing THF from a reaction mixture comprising BDO in the presence of an acid catalyst in a reaction vessel comprising a distillation reaction zone, wherein the acid catalyst is suspended in a vapor-rich region in the distillation reaction zone.