TWO-PART OXIDISING SYSTEM FOR ORAL CARE COMPOSITIONS Russian patent published in 2018 - IPC A61K8/22 A61K8/23 A61Q11/02 

Abstract RU 2670989 C2

FIELD: medicine.

SUBSTANCE: group of inventions relates to an oral care composition comprising a two-component oxidising system and a method for its use. Disclosed oral care composition contains: a bleaching system containing hydrogen peroxide and peroxydisulphate, wherein the ratio of peroxydisulphate to peroxide ranges from 10:1 to 100:1 by weight; in which the pH of the composition ranges from 7 to 8; hydrogen peroxide is present in an amount of 0.05 % to 0.2 % by weight of the composition and; peroxydisulphate is present in an amount of 5 % to 7 % by weight of the composition. Also disclosed is a teeth whitening method, comprising bringing the teeth into contact with said oral care composition.

EFFECT: use in the composition of the ratio of hydrogen peroxide and peroxydisulphate at said pH of the composition provides an excellent whitening effect when using the composition.

12 cl, 3 tbl, 3 ex

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RU 2 670 989 C2

Authors

Chen Xiang

Chopra Suman K.

Dates

2018-10-29Published

2013-12-02Filed