Patent ID: 7618930
Filing Date: 2009-11-17
Classification: C11D

Abstract:
1. A foam composition comprising: a) a surfactant system, which consists essentially of a mixture of a triethanolamine alkyl sulfate and an amine oxide surfactant, in an amount of about 0.01 to about 1% by weight of the composition; b) at least one glycol ether selected from the group consisting of propylene glycol n-butyl ether, propylene glycol n-propyl ether, ethylene glycol n-hexyl ether, ethylene glycol n-butyl ether, dipropylene glycol methyl ether, and combinations thereof, in an amount of about 0.1 to about 1.5% by weight of the composition; c) at least one C d) water, wherein the composition has an improved run down time.