FONTERS, JESSIE,LOETSCHER, JEANNINE,BRUNELLA, ANDRE
申请号：
CA3083808
公开号：
CA3083808A1
申请日:
2017.12.18
申请国别(地区):
CA
年份:
2019
代理人:
摘要：
Oral care compositions and methods for reducing dental sensitivity or at least partially occluding dentin tubules of teeth in a subject are described herein. The oral care compositions may include an orally acceptable vehicle and a silica blocking agent configured to at least partially occlude dentin tubules of teeth. The silica blocking agents may include silica particles having a particle size distribution (D95) less than or equal to 7 µm and a BET surface area of greater than or equal to 150 m2/g.
