Liquid hydroxyalkyl iminodicarboxylate detergents

Details Liquid hydroxyalkyl iminodicarboxylate detergents Liquid hydroxyalkyl iminodicarboxylate detergents

C - Chemistry, Metallurgy

11

D

134/3

C11D 3/26 (2006.01)

Patent

CA 1037816

A B S T R A C T Non-phosphate liquid detergent compositions, include a mixture, in certain proportions, of an anionic and/or nonionic synthetic water soluble organic detergent and a hydroxyalkyl iminodicarboxylate builder salt in an aqueous solvent mixture at an alkaline pH. Preferred compositions contain an aqueous mixture of anionic and nonionic detergents, a hydrotrope, such as sodium xylene sulfonate, and disodium 2-hydroxyethyl iminodiacetate as a builder salt, and are made alkaline by an alkaline material such as sodium hydroxide. The liquids have detersive properties comparable or equivalent to those of phosphate detergents.

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