Method of preparing spheroidal silica-alumina particles

Details Method of preparing spheroidal silica-alumina particles Method of preparing spheroidal silica-alumina particles

1974-12-17

1976-10-19

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

252448, B01J 1300

Patent

active

039869784

ABSTRACT:
An insoluble basic aluminum sulfate characterized by an SO.sub.3 /Al.sub.2 O.sub.3 mole ratio of from about 0.6 to about 0.4 and a particle size of from about 1 to about 10 microns is commingled with acidic silica sol to form a stable suspension which is convertible to spheroidal particles by the oil-drop method.

REFERENCES:
patent: 2408986 (1946-10-01), Marisic et al.
patent: 2477695 (1949-08-01), Kimberlin, Jr.
patent: 2900349 (1959-08-01), Schwartz
patent: 3183194 (1965-05-01), Kuwata et al.

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