Two-component desensitizing dentifrice composition, and process for treating dentin hypersensitivity while limiting astringency during use

摘要

"TWO COMPONENT DENTIFRITIONAL DENTIFRITIONAL COMPOSITION, AND, PROCESS FOR TREATING DENTINE HYPERSENSITIVITY LIMITING THE SAME TIME DIFFICULTY DIFFICULTY DURING USE" A two-component desensitizing dentifrice composition is described which comprises a first desensitizing component of a desensitizing component. potassium nitrate and a second dentifrice component containing a stannous salt desensitizing agent such as SnF ~ 2 ~, the first and second dentifrice components being kept separate from the other until dispensed on the teeth requiring relief of dentin hypersensitivity, at least one of the components dentifrices containing the oxyethylated reaction product of hydrogenated castor oil in order to reduce astringency when the combined product is used by consumers.