Oil-in-water (O/W) and water-in-oil (W/O) emulsions and microemulsions containing silanes or siloxanes having quaternary ammonium groups are made by reacting organic quaternary ammonium compounds having epoxide groups or halohydrin groups, with silanes or siloxanes having amino groups. The reaction is carried out in an aqueous polar phase containing a surfactant. The emulsions and microemulsions are especially useful for treating hair, skin, or the underarm.
含有季
铵基团
硅烷或
硅氧烷的
水包油(O/W)和油包
水(W/O)乳液和微乳液是通过具有环氧基团或卤代醇基团的有机季
铵化合物与具有
氨基基团的
硅烷或
硅氧烷反应制成的。反应在含有表面活性剂的
水性极相中进行。乳剂和微乳剂尤其适用于治疗毛发、皮肤或腋下。