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Colgate Patents Plaque Reduction Method

August 1, 2012

• US 8,211,452 B2; Colgate-Palmolive Company has patented a method for inhibiting or reducing the formation of plaque on an oral surface.

It entails contacting the oral surface with a composition that is comprised of an orally acceptable carrier and a particle that contains a core comprising an oxide compound or its salt and a bioadhesive polymer surrounding the core.

The bioadhesive polymer is attached to the outer surface of the core by a linker and the linker comprises an amino silicone moiety.
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