| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 05.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Process for producing ethylbenzene by reaction of benzene with ethylene in presence of zeolite beta catalyst by using a fixed-bed ascending-flow reactor, which comprises - Carrying out the reaction under conditions under which ethy lene bubbles are present at the inlet of a catalyst layer when ethylene is fed upward from under the catalyst layer - Recovering reaction prodts as a liquid from the upper part of the reactor & at the same time taking out a distillate com posed mainly of unreacted benzene therefrom as vapor - Adjusting the T of the catalyst layer at its inlet to a T > 50C lower than the max. attained T of the catalyst layer |
| PATENT PHOTOCOPY | Available on request |
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