| abstract |
A compound of formula: n nwherein each R group independently is C 6 -C 10 arylene group, a straight or branched chain C 2 -C ° alkylene group optionally containing an arylene group, or a C 4 -C 20 straight chain alkylene group containing one or more —NH— groups in the alkylene chain, each X is —O—, —S—, or —NR 5 — where R 5 is hydrogen or C 1 -C 6 alkyl, each AO group is independently ethyleneoxy, 1,2-propyleneoxy, or 1,2-butyleneoxy, n, m and p is from 1 to 50 and the sum of n, m and p is from 4 to 50, and the R 4 is independently —CH 2 -CH(OH)—R 9 , wherein each R 9 independently represents a C 4 -C 18 saturated or unsaturated, substituted or unsubstituted hydrocarbon group. The compound has surfactant and defoaming properties and is useful in latex paint, an ink, an adhesive, or a metal working compositions. |