A composition comprising an amphiphilic graft copolymer and an optical brightener and a process of making a granular detergent composition comprising the steps of:
a) forming an aqueous detergent slurry;
b) spray drying said aqueous detergent slurry to form a plurality of spray-dried detergent particles; and
c) forming an emulsion comprising a surfactant, an amphiphilic graft co-polymer and an optical brightener having ClogP from 1 to 50;
d) adding the emulsion from step c) to at least a portion of said plurality of spray-dried detergent particles.
一种由两性接枝共聚物和光学增白剂组成的组合物,以及一种制造颗粒洗涤剂组合物的工艺,包括以下步骤
a) 形成水性洗涤剂浆料;
b) 喷雾干燥所述水性洗涤剂浆料,以形成多个喷雾干燥洗涤剂颗粒;以及
c) 形成包含表面活性剂、两性接枝共聚物和 ClogP 值为 1-50 的光学增白剂的乳液;
d) 将步骤 c) 中的乳液添加到所述多个喷雾干燥洗涤剂颗粒的至少一部分中。
A method for treating textiles having oily soils wherein textiles are contacted with an aqueous solution comprising brightener and optionally, alklyphthalimide derivatives and mixtures thereof, and then rinsed and dried.