发明名称 |
Binderless ex situ selectivated zeolite catalyst |
摘要 |
There is provided a substantially binder-free catalytic molecular sieve which has been modified by being ex situ selectivated with a silicon compound. The ex situ selectivation involves exposing the molecular sieve to at least two silicon impregnation sequences, each sequence comprising an impregnation with a silicon compound followed by calcination. The catalyst may be used in a hydrocarbon conversion process, such as toluene disproportionation.
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申请公布号 |
US6777583(B2) |
申请公布日期 |
2004.08.17 |
申请号 |
US20020227663 |
申请日期 |
2002.08.26 |
申请人 |
EXXONMOBIL OIL CORPORATION |
发明人 |
BECK JEFFREY S.;CHENG JANE C.;MCCULLEN SHARON B.;OLSON DAVID H.;STERN DAVID L. |
分类号 |
B01J29/40;B01J31/02;B01J37/08;C07C2/66;C07C2/86;C07C6/12;(IPC1-7):C07C5/52 |
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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