Venda MALONEY,Suman CHOPRA,Hallena STROTMAN,Guisheng PAN
申请号：
US15106412
公开号：
US20160331653A1
申请日:
2014.12.19
申请国别(地区):
US
年份:
2016
代理人:
摘要：
The present invention provides a tooth whitening oral care composition comprising: (i) a dye having a blue to blue-violet color with a hue angle in the CIELAB system ranging from 200 to 320 degrees (ii) core shell silica particles, wherein each core shell silica particle comprises a silica core, and a surface of the silica core is etched with metal silicate (iii) an orally acceptable carrier vehicle comprising a non-aqueous solvent and wherein the composition comprises water in an amount of from 3 weight % to 30 weight %.
