Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1976-02-13
1977-09-27
Shine, W. J.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252467, 252471, 252472, 252475, 252476, 4232132, 4232135, B01J 2104, B01J 2342, B01J 2344
Patent
active
040510735
ABSTRACT:
This invention relates to oxidation catalysts wherein the catalytically active metallic material has an impregnation depth of at least 90 microns up to about 250 microns on the porous support which has a surface area of at least 100 m.sup.2 /g. up to about 250 m.sup.2 /g. and a pore structure characterized by a macropore volume of at least 0.020 cm.sup.3 /g. up to about 0.200 cm.sup.3 /g. and a macropore radius greater than about 10,000 A.
REFERENCES:
patent: 3407030 (1968-10-01), Clifford et al.
patent: 3565830 (1971-02-01), Keith et al.
patent: 3661806 (1972-05-01), Briggs et al.
patent: 3787333 (1974-01-01), Ichihara et al.
patent: 3956189 (1976-05-01), Warshaw et al.
Hegedus Louis
Summers Jack C.
Carter Sidney
General Motors Corporation
Shine W. J.
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