| 摘要 |
<p>Mouthwash compositions are described comprising cetylpyridinium chloride and amidobetaine amphoteric surfactants of formula (I): RC(O)NH(CH2)aN?+(R1)(R2)(CH¿2)bCO2-, wherein R is C¿10-20? alkyl; R?1 and R2¿ are independently C¿1-4? alkyl; a is an integer from 1 to 4; and b is an integer from 1 to 4.</p> |
