| 摘要 |
<p>A solid personal care composition comprising at least 60 wt% of one or more solid surfactants of which at least 10 wt% comprises one or more compounds of formula (I) wherein R represents a C substituted or unsubstituted hydrocarbyl group; each of R R R and R independently represents a hydrogen atom or a C alkyl group and wherein at least one of R R R and R is not hydrogen; and M+ represents a cation.</p> |
