Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1979-01-17
1981-03-17
Dees, Carl F.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252463, 252466PT, B01J 2904, B01J 2104
Patent
active
042566096
ABSTRACT:
A catalyst is made by impregnating a highly microporous support with a solution of a substance providing catalytically active material in a mixture of water and an organic liquid that reduces the surface tension of the solution. The preferred solution contains 20 to 50% water and 50 to 80% methanol.
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patent: 2865867 (1958-12-01), Van Dyke et al.
patent: 2874129 (1959-02-01), Bell
patent: 2930765 (1960-03-01), Cooper et al.
patent: 3033778 (1962-05-01), Frilette
patent: 3264208 (1966-08-01), Plank et al.
patent: 3434479 (1969-03-01), Till et al.
patent: 3657151 (1972-04-01), Noble
Dale Robert W.
Rooney John J.
Dees Carl F.
Gallaher Limited
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