发明名称 |
A PROCESS FOR PREPARING A COKED ZEOLITE CATALYST AND A PROCESS FOR THE SELECTIVE DISPROPORTIONATION OF TOLUENE USING SAID CATALYST |
摘要 |
A zeolite such as ZSM-5 is coked by contacting it with a thermally decomposable organic compound at a temperature less than 1200 DEG F at controlled liquid hourly space velocity of between 0.5 and 3.5 to deposit between 2 and 60 percent of coke therein. The coked zeolite is effective in disproportionating toluene to para-xylene. |
申请公布号 |
EP0134076(B1) |
申请公布日期 |
1988.10.26 |
申请号 |
EP19840303815 |
申请日期 |
1984.06.06 |
申请人 |
MOBIL OIL CORPORATION |
发明人 |
CHANG, ELAINE JAQUELINE;GRAZIANI, KENNETH RICHARD |
分类号 |
B01J29/40;C07C6/12 |
主分类号 |
B01J29/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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