Patents

Colgate Patents Silica Abrasives with High Stannous Fluoride Compatibility

Contains a zinc ion source that is a soluble or sparingly soluble compound of zinc with inorganic counterions.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,931,437 B2 (Madhuleena Bhadra, Michael Prencipe, Aarti Rege); Colgate-Palmolive Company has patented a dentifrice composition that contains a zinc ion source that is a soluble or sparingly soluble compound of zinc with inorganic counterions; stannous fluoride; and a silica abrasive having a N2 BET surface area of less than 50 m2/g and an Einlehner hardness of from 4 to 11, and an oil absorption of from 80 cc/100 g to 100 cc/100 g. Related Content Colgate Unveils Vegan Teeth...

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