Dentifrice

Details Dentifrice Dentifrice

1976-11-17

1978-07-25

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Dentifrices

A61K 716

Patent

active

041029925

ABSTRACT:
Dentifrice compositions containing a cleaning agent in particulate form whose abrasivitiy is reduced by incorporating a water-insoluble particulate polymeric material less abrasive than and of lower average density than the cleaning agent which is calcium carbonate. The polymeric material is typically polymethylmethacrylate or polystyrene. The respective proportions are preferably 75-99.9% to 0.1-25%, by weight. The polymeric material is in the form of particles which are not substantially agglomerated and which may be of a variety of geometrical shapes including solid and hollow spheres, cavitied or uncavitied, or composed of a lattice of material.

REFERENCES:
patent: 2196154 (1940-04-01), Schulerud
patent: 3151027 (1964-09-01), Cooley et al.
patent: 3226297 (1965-12-01), Thuresson et al.
patent: 3325368 (1967-06-01), Wood
patent: 3574823 (1971-04-01), Roberts et al.
patent: 3711604 (1973-01-01), Colodney et al.
patent: 3803301 (1974-04-01), Cordon et al.
patent: 3929987 (1975-12-01), Colodney et al.
patent: 3935306 (1976-01-01), Roberts et al.

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