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公开(公告)号:US5532385A
公开(公告)日:1996-07-02
申请号:US338237
申请日:1994-11-14
IPC分类号: B01J27/198 , B01J31/36 , C07C51/215 , C07D307/60
CPC分类号: B01J31/0255 , B01J23/002 , B01J27/198 , B01J31/0258 , B01J31/0259 , B01J31/36 , C07C51/215 , B01J2231/70 , B01J2523/00 , B01J31/185
摘要: The invention relates to vanadium/phosphorus oxide catalyst precursors useful in preparing catalysts useful in the oxidation of hydrocarbons containing 4 carbon atoms to maleic anhydride.
摘要翻译: 本发明涉及可用于制备可用于将含有4个碳原子的烃氧化成马来酸酐的催化剂的钒/磷氧化物催化剂前体。
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公开(公告)号:US5728360A
公开(公告)日:1998-03-17
申请号:US559002
申请日:1995-11-16
IPC分类号: B01J27/198 , B01J31/36 , C07C51/215 , C01B25/16
CPC分类号: B01J31/0255 , B01J23/002 , B01J27/198 , B01J31/0258 , B01J31/0259 , B01J31/36 , C07C51/215 , B01J2231/70 , B01J2523/00 , B01J31/185
摘要: The composition of matter, vanadyl phosphite, useful as a precursor to a vanadium/phosphorous oxide oxidation catalyst used in the selective oxidation of n-butane to produce maleic anhydride.
摘要翻译: 物质的组成,亚磷酸氧钒,可用作钒/磷氧化物氧化催化剂的前体,用于选择性氧化正丁烷以产生马来酸酐。
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公开(公告)号:US5401707A
公开(公告)日:1995-03-28
申请号:US161891
申请日:1993-12-03
IPC分类号: B01J27/198 , C07C51/215 , B01J23/22
CPC分类号: C07C51/215 , B01J23/002 , B01J27/198 , B01J2523/00
摘要: A vanadium/phosphorus oxide oxidation catalyst suitable for catalytic oxidation of C.sub.4 feed stock in the preparation of maleic anhydride is formed by calcining an intercalation complex of the formula VOHPO.sub.4 .multidot.0.5H.sub.2 O.multidot.({C.sub.n H.sub.2n+1 }--X).sub.z in which n has a value of from 0 to 20, z has a value of from about 1.5 to about 1.9; and X is an oxygen- or nitrogen-containing functional group operable to form hydrogen bonds with the structural P--OH and water groups of the complex.
摘要翻译: 通过煅烧式VOHPO4x0.5H2Ox({CnH2n + 1} -X)z的插层络合物,其中n具有值,形成适用于C4原料在马来酸酐制备中的催化氧化的钒/磷氧化物氧化催化剂 为0至20,z的值为约1.5至约1.9; 并且X是可操作以与络合物的结构P-OH和水基团形成氢键的含氧或含氮官能团。
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