Patent ID: 6645929
Filing Date: 2003-11-11
Classification: C11D

Abstract:
A microemulsion composition comprising approximately by weight:(a) 0.5 to 10% of an ethoxylated nonionic surfactant formed from a C9-C11 alkanol and about 6 to about 9 moles of ethylene oxide; (b) 0.1% to about 4.0% of an ethoxylated nonionic surfactant formed from a C9-C11 alkanol and about 2 to about 3 moles of ethylene oxide; (c) 0.1% to 10% of an amphoteric surfactant; (d) 0.01% to 0.25% of an alkali metal hydroxide; (e) 1.0% to 10% of at least two different glycol ethers; and (f) the balance being water.