Patent ID: 6022528
Filing Date: 2000-02-08
Classification: A61K,A61Q

Abstract:
An effervescent oral care composition, comprising a first gel, liquid or paste composition with a pH of between 8.0 and 10.0 containing as an essential ingredient from about 2.5% to about 10% by weight ot an alkalimetal bicarbonate, and a second gel, liquid or paste composition having pH between 1.0 and 5.5 containing as essential ingredient an acidic compound, characterized in that the acidic compound is present in the second composition in an amount of 0.02% to less than 0.5% by weight, calculated on the weight of the total oral care composition, said composition not relying on acidic saliva to generate carbon dioxide effervescence with said bicarbonate, tasting better, and with improved interproximal delivery properties as compared to the same composition with a higher level of acid compound.