发明名称 |
CATALYSTS SELECTIVE FOR THE PREPARATION OF MIXED KETONES FROM A MIXTURE OF CARBOXYLIC ACIDS |
摘要 |
Mixed ketones are prepared from a mixture of carboxylic acids in a process with high selectivity by using an improved catalyst. The catalyst contains zirconium dioxide or zirconium dioxide and titanium dioxide, and a Group 1 or 2 metal silicate or phosphate salt. The new catalyst is more selective toward the formation of the mixed ketone, as opposed to a symmetrical ketone.
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申请公布号 |
US2009182173(A1) |
申请公布日期 |
2009.07.16 |
申请号 |
US20080166091 |
申请日期 |
2008.07.01 |
申请人 |
IGNATCHENKO ALEXEY V;KING MICHELLE MANICHANH;LIU ZHUFANG;WHIDDON CALVIN W |
发明人 |
IGNATCHENKO ALEXEY V.;KING MICHELLE MANICHANH;LIU ZHUFANG;WHIDDON CALVIN W. |
分类号 |
C07C45/48 |
主分类号 |
C07C45/48 |
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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