Michael Prencipe,Andre Morgan,Venda Porter Maloney
申请号：
US14147826
公开号：
US09532932B2
申请日:
2014.01.06
申请国别(地区):
US
年份:
2017
代理人:
摘要：
Disclosed are oral care compositions, for example dentifrice compositions, comprising an oral care composition comprising an orally acceptable vehicle, metal oxide particles having an average particle size of no greater than a dentin tubule and at least one amino acid capable of chelating the metal oxide. The composition may comprise a polymeric adherent material for adhering the metal oxide particles in the dentin tubule. The metal oxide particles have a median particle size of 5 microns or less, and may comprise zinc oxide.
