Controlled addition of promoters to ethylene oxide catalysts (11

Details Controlled addition of promoters to ethylene oxide catalysts (11 Controlled addition of promoters to ethylene oxide catalysts (11

1983-08-30

1985-01-01

Garvin, Patrick

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

Catalyst or precursor therefor

Organic compound containing

502170, B01J 3104

Patent

active

044916388

ABSTRACT:
An improved method is disclosed for improving the selectivity of supported silver catalysts by incorporating a promoter therein. The improvement comprises forming a solution of a compound of the promoter and an anion which is not a catalyst poison and is selected from the group consisting of unsaturated carboxylic acids, aminoorganic acids, and hydroxybenzoic acids in a solvent and contacting the catalyst with the solution.

REFERENCES:
patent: 4406820 (1983-09-01), Busse

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