Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1979-12-17
1981-05-12
Dees, Carl F.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252454, 252463, 252476, 26034834, B01J 2308, B01J 2366
Patent
active
042670730
ABSTRACT:
Catalysts with improved selectivities for the production of ethylene oxide are prepared by the addition of selected amounts of thallium to silver based supported catalysts.
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patent: 4169099 (1979-09-01), Khoobiar
Jecminek Albert A.
Nielsen Robert P.
Dees Carl F.
Shell Oil Company
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