ЧОПРА Суман К. (US),ПРИНСАЙП Майкл (US),ЗАЙДЕЛ Линетт (US)
申请号：
RU2014139014
公开号：
RU2014139014A
申请日:
2014.09.26
申请国别(地区):
RU
年份:
2016
代理人:
摘要：
1. A dentifrice composition containing an effective amount of a bioactive and biologically acceptable amorphous form of silicon dioxide and a desensitizing effective amount of potassium salt, where the bioactive amorphous form of silicon dioxide is sodium calcium phosphosilicate, where the potassium salt is present in an amount of from 1% by weight. up to 5% of the mass. of the total weight of the composition. 2. The composition of claim 1, wherein the biologically acceptable and bioactive amorphous form of silicon dioxide contains the following components in weight percent: 3. The composition of claim 1, wherein the potassium salt is potassium bicarbonate, potassium citrate, potassium chloride, or potassium nitrate. The composition of claim 1, wherein the bioactive and biocompatible amorphous form of silicon dioxide has a particle size range of less than 90 microns. The composition of claim 1, wherein the bioactive and biocompatible amorphous form of silicon dioxide has a particle size range of less than 70 μm. The composition of claim 1, wherein the bioactive and biocompatible amorphous form of silicon dioxide has a particle size range of less than 50 μm. The composition of claim 1, wherein the bioactive and biocompatible amorphous form of silicon dioxide has a particle size range of less than 40 microns. A composition according to claim 1, wherein the bioactive and biocompatible amorphous form of silicon dioxide has a particle size range of less than 30 microns. The composition of claim 1, wherein the bioactive and biocompatible amorphous form of silicon dioxide has a particle size range of less than 20 microns. The composition according to claim 1, where the potassium salt is present in an amount of from 2% of the mass. up to 4% of the mass. of the total weight of the composition. 11. The composition according to claim 1, where the potassium salt is present in an amount of from 3.75% of the mass. by weight1. Композиция средства для ухода за зубами, содержащая эф
