Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1981-01-05
1982-10-19
Shine, W. J.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252431C, 252463, 252466PT, B01J 2104, B01J 2106, B01J 2362, B01J 2708
Patent
active
043549624
ABSTRACT:
An improved method of depositing zirconium on a refractory oxide-mineral carrier.
Said method comprises contacting the refractory-oxide mineral carrier with a solution of a least one complex zirconium ion, the latter being formed by means of at least one organic acid and/or a salt of an organic acid.
Also carriers and catalysts prepared by said method.
REFERENCES:
patent: 2444913 (1948-07-01), Bond
patent: 3642933 (1972-02-01), Heckelsberg
patent: 3974097 (1976-08-01), Weisang et al.
patent: 4141962 (1979-02-01), Dupuy et al.
Compagnie Francaise de Raffinage
Shine W. J.
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