Patent ID: 8772435
Filing Date: 2014-07-08
Classification: B01F,C08G,C09B,C09D

Abstract:
1. A dispersant of formula 1: including salts thereof wherein -(A) T is hydrogen or a polymerisation terminating group; A is an oxyalkylene carbonyl residue of a hydroxy carboxylic acid or lactone thereof; B is derived from said amino carboxylic acid; X is a direct bond or a divalent linking group; Z is a basic group of 1000 to 200,000 g/mole number average molecular weight selected from polyvinylamine or poly(C when Z is said polyvinylamine or poly(C m and n are non-zero positive integers m+n is from 4 to 2000; (0-p) means from the value 0 to the value p; p represents the maximum available number of amino and/or imino groups in Z which does not carry the group T-(A) when Z is a basic group selected from polyvinylamine or poly(C