Preparation of crystalline TiO.sub.2 as anatase and/or rutile in

Details Preparation of crystalline TiO.sub.2 as anatase and/or rutile in Preparation of crystalline TiO.sub.2 as anatase and/or rutile in

1982-07-26

1984-11-13

Shine, W. J.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Silicon containing or process of making

502350, 502351, B01J 2106, B01J 2108

Patent

active

044826435

ABSTRACT:
The invention discloses a method of impregnating a porous catalyst carrier with a partially hydrolyzed aqueous methanol solution of titanium tetrachloride, and completing the hydrolysis to titanium dioxide under controlled conditions of temperature and by-product removal to obtain the desired anatase, rutile or combination anatase/rutile polymorphic form of titanium dioxide.

REFERENCES:
patent: 3565919 (1971-02-01), Friedrichsen et al.
patent: 4178270 (1979-12-01), Fujita et al.
patent: 4196101 (1980-04-01), Wilson et al.

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