COSMETIC COMPOSITION COMPRISING AT LEAST ONE ORGANOSILICON COMPOUND, AT LEAST ONE ANIONIC SURFACTANT AND AT LEAST ONE NONIONIC THICKENER, AND PROCESS USING THE COMPOSITION
Provided is a detergent and conditioning cosmetic composition for keratin fibers, comprising, in a cosmetically acceptable medium: (i) at least one organosilicon compound chosen from silanes comprising one silicon atom and siloxanes comprising two or three silicon atoms, wherein the at least one organosilicon compound also comprises at least one basic chemical functional group and at least one group chosen from hydroxyl and hydrolysable groups per molecule, wherein the at least one organosilicon compound is present in a total amount ranging from 0.01% to 5% by weight, relative to the total weight of the cosmetic composition (ii) at least one anionic surfactant, and iii) at least one nonionic thickener, wherein the weight ratio of the at least one organosilicon compound to the at least one anionic surfactant is equal to or greater than 5×10−4:1. Also provided herein is a process involving said compositions.