Shampoo compositions and method
Номер патента: US6355234B1. Автор: Andrew Malcolm Murray, David Howard Birtwistle, Siripom Dechsinga. Владелец: Helene Curtis Inc. Дата публикации: 12-03-2002.An aqueous conditioning shampoo composition comprising, in addition to water: i) at least one surfactant chosen from anionic, nonionic, zwitterionic or amphoteric surfactants or mixtures thereof: ii) emulsified particles of an insoluble, nonvolatile silicone; iii) a soluble cationic hair conditioning polymer having a cationic charge density of about +3.0 meq/gram or less, in which the emulsified particles of insoluble, nonvolatile silicone are incorporated into the shampoo composition as a preformed aqueous emulsion having an average silicone particle size in the emulsion and in the shampoo composition of from 2 to 30 microns.