发明名称 |
Aluminum deficient zeolite compositions and process for preparing same |
摘要 |
The hydrophobicity of crystalline zeolites is enhanced and their catalytic activity altered by treatment with fluorine under controlled conditions which result in dealumination and structural stabilization as evidenced by changes observed in their infrared framework spectra.
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申请公布号 |
US4297335(A) |
申请公布日期 |
1981.10.27 |
申请号 |
US19800133848 |
申请日期 |
1980.03.25 |
申请人 |
UNION CARBIDE CORPORATION |
发明人 |
LOK, BRENT M. T.;IZOD, THOMAS J. P. |
分类号 |
B01J20/18;B01J37/26;(IPC1-7):C01B33/28 |
主分类号 |
B01J20/18 |
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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