Patent ID: 6362155
Filing Date: 2002-03-26
Classification: C11D

Abstract:
A clear microemulsion composition comprising:(a) 3 to 20 wt. % of at least one water soluble cosurfactant; (b) 0.1 wt. % to 10 wt. % of an anionic surfactant; (c) 0.1% to 2.0% of an alkali metal hydroxide; (d) 0.2 wt. % to 10 wt. % of a water insoluble hydrocarbon, essential oil or a perfume; (e) 0.1% to 2% of triethanol amine; (f) 0.01% to 3% of a xanthum gum; and (g) the balance being water, wherein the composition has a pH of at least 12.5 and does not contain polyphosphate or other inorganic or organic builder salts, amine oxide surfactants, an alkyl polyglucoside surfactant, an ethoxylated nonionic surfactant, a zwitterionic surfactant, a fatty acid alkanol amide or an organic compound containing both ethoxylate group and an ester group, carrageenen, cellulose gum, hydroxyethyl cellulose, methyl cellulose, hydropropyl methyl cellulose, alumina, polygenic silicas, polyacrylic acid, polymethacrylic acid and polyethylene glycol.