Invention Grant
US08277786B2 Odor controlled personal care compositions containing hydroxypropyl trialkylammonium salts 有权
含有羟丙基三烷基铵盐的气味控制的个人护理组合物

Odor controlled personal care compositions containing hydroxypropyl trialkylammonium salts
Abstract:
A personal care composition is provided which includes from 0.1 to 30% of a dihydroxypropyltri(C1-C3 alkyl) ammonium salt by weight of the composition; from 0.0001 to 0.005% of a tri(C1-C3 alkyl)amine or protonated form thereof by weight of the ammonium salt; from 0.002 to 15% of an aluminum salt by weight of the composition; and a cosmetically acceptable carrier wherein the composition has a pH ranging from 5.5 to 6.9. Unpleasant amine odor from trialkyl amines which arise from the dihydroxypropyltri(C1-C3 alkyl) ammonium salts is suppressed by the aluminum salt and by careful control of pH conditions.
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