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21.
公开(公告)号:PT64910A
公开(公告)日:1976-04-01
申请号:PT6491076
申请日:1976-03-17
Applicant: STANDARD OIL CO
Inventor: WHITE J , SURESH D , REGE J , GRASSELLI R
IPC: B01J27/198 , B01J23/30 , B01J23/34 , B01J23/652 , B01J23/68 , B01J23/88 , B01J23/888 , B01J27/00 , B01J27/199 , C07B61/00 , C07C51/00 , C07C51/25 , C07C57/055 , C07C67/00 , C07C57/04
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22.
公开(公告)号:EG12802A
公开(公告)日:1979-09-30
申请号:EG18076
申请日:1976-03-27
Applicant: STANDARD OIL CO
Inventor: WHITE J
IPC: B01J27/198 , B01J23/30 , B01J23/34 , B01J23/652 , B01J23/68 , B01J23/88 , B01J23/888 , B01J27/00 , B01J27/199 , C07B61/00 , C07C51/00 , C07C51/25 , C07C57/055 , C07C67/00 , C07C57/04
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23.
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公开(公告)号:PT65453A
公开(公告)日:1976-09-01
申请号:PT6545376
申请日:1976-08-09
Applicant: STANDARD OIL CO
IPC: B01J27/18 , B01J21/16 , B01J23/16 , B01J23/88 , B01J27/00 , B01J27/186 , C07B61/00 , C07C51/00 , C07C51/25 , C07C57/04 , C07C57/055 , C07C67/00
Abstract: Catalysts containing the oxides of molybdenum and phosphorus promoted with rubidium and at least one element selected from the group consisting of As, Cd, In, Sn, Tl, K, Ca, V, U, Ce, W, Ni, Zr, Ba, Fe, Rh, Mn, Re, Ru, Co, and Cu have been found to be especially desirable in the vapor phase oxidation of acrolein and methacrolein with molecular oxygen to yield acrylic acid and methacrylic acid respectively. The reaction of methacrolein gives an especially pure product in high yields and selectivities of methacrylic acid.
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