Visually clear coloured dentifrice

Details Visually clear coloured dentifrice Visually clear coloured dentifrice

A - Human Necessities

61

J

167/320.5

A61J 3/04 (2006.01) A23L 1/275 (2006.01)

Patent

CA 1193550

ABSTRACT "VISUALLY CLEAR COLOURED DENTRIFRICE" There is disclosed a visually clear coloured dentifrice comprising a liquid vehicle having a refractive index between about 1.36 and 1.47, up to about 10% by weight of a gelling agent, about 5-50% by weight of a polishing material having a refractive index similar to that of that of the said liquid vehicle, such that the said dentifrice is visually clear in appearance when the said polishing material is dispersed in the said liquid vehicle and about 0.004- 1% by weight of a lake pigment insoluble in water and in the said liquid vehicle, the said lake pigment containing an inherently colourless substrate.

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