DENTIFRICE FOR THE TREATMENT OF DENTINAL HYPERSENSITIVITY HAVING LIMITED ASTRINGENCY..

摘要

A TWO COMPONENT DESENSITIZING DENTIFRICE COMPOSITION IS DISCLOSED WHICH COMPRISES A FIRST DENTIFRICE COMPONENT CONTAINING A DESENSITIZING POTASSIUM SALT SUCH AS POTASSIUM NITRATE AND A SECOND DENTIFRICE COMPONENT CONTAINING A STANNOUS SALT DESENSITIZING AGENT SUCH AS SNF2, THE FIRST AND SECOND DENTIFRICE COMPONENTS BEING MAINTAINED SEPARATE FORM THE OTHER UNTIL DISPENSED FOR APPLICATION TO TEETH REQUIRING RELIEF FROM DENTINE HYPERSENSITIVITY, AT LEAST ONE OF THE DENTIFRICE COMPONENTS CONTAINING THE OXYETHYLATED REACTION PRODUCT OF HYDROGENATED CASTOR OIL TO REDUCE ASTRINGENCY WHEN THE COMBINED PRODUCT IS USED BY CONSUMERS.