Process for preparing thickening grade of silica and process of

Details Process for preparing thickening grade of silica and process of Process for preparing thickening grade of silica and process of

1973-01-18

1980-08-05

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

252 28, 252309, 260 40R, B01J 1300

Patent

active

042161134

ABSTRACT:
This invention consists in the exchanging of the water of a silica hydrogel with a water miscible organic solvent to a water content of less than 10 percent by weight, and then feeding this organogel to a fluid energy mill for concurrent drying and deagglomerating.

REFERENCES:
patent: 2396051 (1946-03-01), Laus
patent: 2474910 (1949-07-01), Pierce et al.
patent: 2692863 (1954-10-01), Iler
patent: 2856268 (1958-10-01), Young
patent: 3004921 (1961-10-01), Stossel
patent: 3185301 (1965-05-01), Folkins et al.
patent: 3574135 (1971-04-01), Sampson et al.

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