Preparation of a catalyst carrier from alumina mixtures

Details Preparation of a catalyst carrier from alumina mixtures Preparation of a catalyst carrier from alumina mixtures

1979-11-27

1981-10-06

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

423628, B01J 2104

Patent

active

042934486

ABSTRACT:
A process for the preparation of a very hard catalyst carrier from a mixture of aluminum oxides which in addition to .alpha.-Al.sub.2 O.sub.3 contains other modifications, preferably .gamma.-Al.sub.2 O.sub.3. The .alpha.-Al.sub.2 O.sub.3 is first pretreated with an acid, base and/or metal salt solution and is then mixed with the other aluminum oxides or their intermediates.

REFERENCES:
patent: 1913938 (1933-06-01), Metzger et al.
patent: 3853789 (1974-12-01), Warthen et al.
patent: 3894963 (1975-07-01), Gerdes et al.

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