发明授权
- 专利标题: Separation of ethylbenzene from xylenes by extractive distillation
- 专利标题(中): 通过萃取蒸馏从二甲苯中分离乙苯
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申请号: US754867申请日: 1991-09-04
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公开(公告)号: US5135620A公开(公告)日: 1992-08-04
- 发明人: Ronald E. Brown
- 申请人: Ronald E. Brown
- 申请人地址: OK Bartlesville
- 专利权人: Phillips Petroleum Company
- 当前专利权人: Phillips Petroleum Company
- 当前专利权人地址: OK Bartlesville
- 主分类号: C07C7/08
- IPC分类号: C07C7/08
摘要:
Ethylbenzene is separated from xylene(s) by extractive distillation employing at least one copper(I) salt of a hydrocarbonsulfonic acid as extractant(s).
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