Manufacture of spheroidal alumina particles

Details Manufacture of spheroidal alumina particles Manufacture of spheroidal alumina particles

1975-04-16

1976-09-07

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

B01J 3700

Patent

active

039793346

ABSTRACT:
Spheroidal alumina particles of improved physical stability are prepared in greater yield by aging an alumina hydrosol-hexamethylene-tetramine mixture prior to dispersing the same as droplets in a hot oil bath with the formation of spheroidal hydrogel particles.

REFERENCES:
patent: 2620314 (1952-12-01), Hoekstra

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