Novel amorphous silica

Details Novel amorphous silica Novel amorphous silica

1980-07-22

1982-05-18

Cooper, Jack

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

252449, 252450, C01B 3312

Patent

active

043305199

ABSTRACT:
Amorphous silicas having a crystalline appearance, at least two surfaces in symmetric relation, a length of about 1 to about 500.mu. and a thickness of about 50 A to about 1.mu., the length being at least about 10 times the thickness, the amorphous silicas being in the form of primary particles, secondary particles, aqueous dispersions of the particles and shaped bodies.

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patent: 3849344 (1974-11-01), McMurty et al.
patent: 3855394 (1974-12-01), Burke
patent: 3969567 (1976-07-01), Occleshaw
patent: 4230765 (1980-10-01), Takahaski et al.

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