10.03.16
US Patent No. 9,410,112 B2; Ecolab USA has patented a method of thickening a cleaning composition without the use of polymers. It entails adding to a composition a non polymer acidic viscoelastic surfactant that includes one or more of the following: erucic dimethyl amido propyl betaine C29H57N2O3, dicarboxylic coconut derived sodium salt (Miranol C2M-SF), cocamidopropyl dimethylamine (Mackine GO-163), cocoamidopropyl betaine, alkylether hydroxypropyl sultaine (Mirataine ASC); adding to the composition an acidic constituent and a polar carrier; and admixing with the surfactant a pseudo linker that includes one or more of the following: MgSO4, MgCl2, and glutamic acid diacetic acid tetra sodium salt.