Prophy mouthfeel dentifrice having low RDA value

Details Prophy mouthfeel dentifrice having low RDA value Prophy mouthfeel dentifrice having low RDA value

1991-07-01

1992-04-28

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Dentifrices

A61K 716

Patent

active

051087340

ABSTRACT:
A dentrifrice cream composition and the process for its preparation is disclosed. The dentrifrice has an RDA value less than 150 which provides a crunchy prophy mouthfeel to the user during toothbrushing. The dentifrice comprises a vehicle having dispersed therein a siliceous polishing agent having a particle size distribution of about 1 to about 100 microns wherein (1) more than 25% of the particles have a size greater than about 40 microns and (2) at least about 10% of the particles of (1) have a particle size greater than about 60 microns and at least about 5% of the particles have a particle size greater than about 80 microns. In the preparation of the dentifrice, the dispersion of the silica particles in the dentifrice is accomplished under low shear conditions.

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