The Procter Gamble Company

Ying Wang

Li Long Chen

Li Chen

Jiang Yue

Ying Cheng

Tao Xu

Andrew Damian Weller

Long Zhu

Jiang Dragon Villa No 129 Yue

Ying 2/F Block A Xueyan Building Cheng

Long Room 212 Young Teacher No 2 Building Zhu

Disclosed are dentifrice compositions comprising in a single phase: (a) from about 0.1% to about 30% of one or more linear polyphosphates having an average chain length of about 4 or more; (b) an ionic active ingredient selected from the group consisting of a fluoride ion source, a stannous ion source, a zinc ion source, a copper ion source and mixtures thereof, wherein the ionic active ingredient is present as a solid dispersion in the composition and delivers and effective amount of ionic active when solubilized; (c) a binder system comprised of (i) from about 0.05% to about 3% of a thickening agent selected from the group consisting of polysaccharides, carbomers, poloxamers, modified celluloses, and mixtures thereof; and (ii) from about 0.1% to about 70% of at least one humectant; wherein the dentifrice composition has a total water content of less than about 10%. Further disclosed are methods for stabilizing dentifrice compositions by providing such a binder system.

Dentifrice compositions comprising a stable low water, phase comprising polyphosphate and ionic active ingredients

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Rochester, NY, United States of America

Ying Wang