发明授权
- 专利标题: Xylene production processes employing rhenium-containing catalysts
- 专利标题(中): 使用含铼催化剂的二甲苯生产方法
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申请号: US11843718申请日: 2007-08-23
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公开(公告)号: US07566810B2公开(公告)日: 2009-07-28
- 发明人: Edwin P. Boldingh , Antoine Negiz , James E. Rekoske , Eric J. Baker , Robert B. Larson , Terrence E. Deak , Sergey V. Gurevich
- 申请人: Edwin P. Boldingh , Antoine Negiz , James E. Rekoske , Eric J. Baker , Robert B. Larson , Terrence E. Deak , Sergey V. Gurevich
- 申请人地址: US IL Des Plaines
- 专利权人: UOP LLC
- 当前专利权人: UOP LLC
- 当前专利权人地址: US IL Des Plaines
- 代理商 David J Piasecki
- 主分类号: C07C6/12
- IPC分类号: C07C6/12
摘要:
Processes for making xylene employ catalysts containing rhenium and a molecular sieve component comprising an acidic MFI molecular sieve having a Si/Al2 molar ratio of less than about 80 and mordenite to provide a transalkylation product with a low content of benzene co-boilers. The invention encompasses the use of sulfided catalyst embodiments in xylene production processes.
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