Dentifrice abrasives and compositions

Details Dentifrice abrasives and compositions Dentifrice abrasives and compositions

1990-01-19

1993-07-06

Bell, Mark L.

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

423335, 51308, 424 49, C01B 3332

Patent

active

052251772

ABSTRACT:
Novel precipitated silicon dioxide abrasive compositions which can be incorporated into therapeutic toothpaste compositions containing soluble fluoride salts are disclosed. The abrasives comprise low structure, high fluoride compatible amorphous precipitated silicon dioxides (silicas) having a controlled refractive index for use in low water clear gel dentifrice applications. Also provided are methods for preparation of the novel silicon dioxide abrasives and resulting toothpaste formulations containing such abrasives.

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