发明名称 |
CATALYST COMPOSITION FOR DIRECT CONVERSION OF ETHANOL TO PROPYLENE |
摘要 |
A process to prepare propylene showing desirably increased selectivity comprises contacting, at an elevated temperature, ethanol and a rhenium oxide-modified ZSM-5 zeolite catalyst, under conditions suitable to form propylene. The rhenium oxide-modified ZSM-5 zeolite catalyst may be prepared by impregnating, in an aqueous or organic medium, a ZSM-5 zeolite with a rhenium source, under conditions suitable to form a catalyst precursor, and calcining the catalyst precursor under conditions suitable to form a rhenium oxide-modified ZSM-5 zeolite catalyst. |
申请公布号 |
EP2544817(A1) |
申请公布日期 |
2013.01.16 |
申请号 |
EP20110707772 |
申请日期 |
2011.03.07 |
申请人 |
DOW GLOBAL TECHNOLOGIES LLC |
发明人 |
LIU, YU;MALEK, ANDRZEJ;SCHWEIZER, ALBERT, E., JR. |
分类号 |
B01J29/48;C07C1/20;C07C11/06 |
主分类号 |
B01J29/48 |
代理机构 |
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代理人 |
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地址 |
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