Patent ID: 7923428
Filing Date: 2011-04-12
Classification: C11D

Abstract:
1. A process of cleaning or rinsing a hard surface, comprising the step of treating a hard surface with a composition comprising in an aqueous or aqueous/alcoholic medium at least one surfactant and at least one polybetaine (B) comprising: a homopolymer comprising betaine units comprising (-SPE-), (-SPP-), (-SHPE-), or (-SHPP-); a copolymer comprising at least two different hetaine units of formulae (-SPE-), (-SPP-) (-SHPE-) or (-SHPP-); a copolymer comprising identical or different betaine units of formulae (-SPE-), (-SPP-), (-SHPE-) or (-SHPP-) and methacrylic acid units, mixtures thereof.