Patent ID: 6300304
Filing Date: 2001-10-09
Classification: C11D

Abstract:
A soil dispersant having the formula: ##STR8##wherein R is ethylene; B is a continuation by branching; E is an alkyleneoxy unit having the formula:--(R.sup.1 O).sub.m (R.sup.2 O).sub.n R.sup.3wherein R.sup.1 is 1,2-propylene; R.sup.2 is ethylene; R.sup.3 is hydrogen; m is from about 2 to about 5; n is from about 20 to about 30; w, x, and y are each independently from about 4 to 200; provided at least one (R.sup.1 O) unit is attached to the backbone prior to attachment of an (R.sup.2 O) unit and further provided m+n is from about 25 to about 35, and wherein the backbone molecular weight prior to modification is from about 1200 daltons to about 20000 daltons.