Production of high strength alumina spheres by hydrogelling corr

Details Production of high strength alumina spheres by hydrogelling corr Production of high strength alumina spheres by hydrogelling corr

1978-11-24

1980-04-15

Konopka, P. E.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252463, 423626, B01J 2104, B01J 3508, C01F 702

Patent

active

041983181

ABSTRACT:
Alumina spheres having high crush strength are produced by hydrogelling low viscosity acidified alumina slurries in a surfactant-containing ammonia solution, said slurries being inserted into the ammonia solution dropwise.

REFERENCES:
patent: 2492808 (1949-12-01), Marisil et al.
patent: 4066740 (1978-01-01), Erickson
patent: 4116882 (1978-09-01), Bendig et al.

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