公开(公告)号：DE2720652A1

公开(公告)日：1977-12-01

申请号：DE2720652

申请日：1977-05-07

Applicant: STANDARD OIL CO OHIO

Inventor： DOLHYJ SERGE R ,  EVANS SANDRA R ,  MILBERGER ERNEST C

IPC: C07D307/60 ,  B01J23/00 ,  B01J23/22 ,  B01J23/28 ,  B01J27/00 ,  B01J27/199 ,  B01J37/02 ,  C07B61/00 ,  C07C51/31

Abstract: Very desirable temperature control and selectivity are obtained in the oxidation of benzene to maleic anhydride using an oxidation catalyst of an essentially inert support of at least 20 microns containing on its outer surface a coating of a catalytically active oxide material or a catalytically active oxide material and an oxide support.

公开(公告)号：CA1090815A

公开(公告)日：1980-12-02

申请号：CA278087

申请日：1977-05-10

Applicant: STANDARD OIL CO OHIO

Inventor： DOLHYJ SERGE R ,  MILBERGER ERNEST C ,  EVANS SANDRA R

IPC: C07D307/60 ,  B01J23/00 ,  B01J23/22 ,  B01J23/28 ,  B01J27/00 ,  B01J27/199 ,  B01J37/02 ,  C07B61/00 ,  C07C51/31

Abstract: THE USE OF COATED CATALYSTS IN TEE PREPARATION OF MALEIC ANHYDRIDE Very desirable temperature control and selectivity are obtained in the oxidation of benzene to maleic anhydride using an oxidation catalyst of an essentially inert support of at least 20 microns containing on its outer surface a coating of a catalytically active oxide material or a catalytically active oxide material and an oxide support.