Precipitated silicas and process for their production and use

Details Precipitated silicas and process for their production and use Precipitated silicas and process for their production and use

1988-12-07

1992-05-05

Clingman, A. Lionel

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

51308, 51311, 423339, 424 49, 424 52, C01B 3312, C09K 314, A61K 716

Patent

active

051105748

ABSTRACT:
Process for the production of cleansing, polishing and thickening silica for use in toothpastes, which is characterized in that using the conventional precipitation processes, silica suspensions are obtained of various particles sizes and particle densities and are mixed thoroughly together until the mixture is homogenous in the suspension phase and the resulting suspension mixture is treated in the conventional manner by filtering, drying and comminuting.

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