Ethylene oxide catalyst and process

Details Ethylene oxide catalyst and process Ethylene oxide catalyst and process

1993-05-17

1995-09-05

Pal, Asok

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Metal, metal oxide or metal hydroxide

502218, 502219, 502220, 502302, 502304, B01J 2300, B01J 27055

Patent

active

054478979

ABSTRACT:
This invention relates to an ethylene oxide catalyst having improved selectivity stability which catalyst comprises silver, a promoting amount of alkali metal, a promoting amount of rare earth, a promoting amount of rhenium and, optionally, a promoting amount of rhenium co-promoter selected from sulfur, molybdenum, tungsten, chromium and mixtures thereof, supported on a porous refractory support.

REFERENCES:
patent: 1325715 (1963-08-01), Cusumano
patent: 3316279 (1967-04-01), Fenton
patent: 3702259 (1972-11-01), Nielsen
patent: 3844981 (1974-10-01), Cusumano
patent: 3962136 (1976-06-01), Nielsen et al.
patent: 3962285 (1976-06-01), Cusumano
patent: 3972829 (1976-08-01), Michalko
patent: 4005049 (1977-01-01), Fields
patent: 4010115 (1977-03-01), Nielsen et al.
patent: 4012425 (1977-03-01), Nielsen et al.
patent: 4257976 (1981-03-01), Pavan et al.
patent: 4356312 (1982-10-01), Nielsen et al.
patent: 4459372 (1984-07-01), Arena
patent: 4536482 (1985-08-01), Carcia
patent: 4548921 (1985-10-01), Geus et al.
patent: 4761394 (1988-08-01), Lauritzen
patent: 4766105 (1988-08-01), Lauritzen
patent: 4808738 (1989-02-01), Laurtizen
patent: 4908343 (1990-03-01), Bhasin
patent: 5051395 (1991-09-01), Mitchell et al.
patent: 5112795 (1992-05-01), Minahan et al.

Affiliated with

Also associated with

Rating

Ethylene oxide catalyst and process does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ethylene oxide catalyst and process, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ethylene oxide catalyst and process will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-472680