Patent ID: 6331519
Filing Date: 2001-12-18
Classification: C11D

Abstract:
A method of boosting the detergency of a detergent, comprising admixing an amine with an average pK.sub.A of from 1 to 14 to the detergent, wherein the amine is a polymer comprising repeating units corresponding to the formula:--(CH.sub.2 --CH(NH.sub.2))--which method further comprises making the amine polymer by at least partial hydrolysis of oligo/polyvinylformamides and co-polymers of vinylformamide wherein 5 to 100% of the nitrogen atoms are present in primary or secondary amino groups;said detergent comprising at least one surfactant and at least one di-, tri-, oligo- or polycarboxylic acid or alkali metal salt, alkaline earth metal salt or ammonium salt thereof or a combination thereof.