Patent ID: 8999494
Filing Date: 2015-04-07
Classification: C08G,C08L,C09D,Y10T

Abstract:
1. A polyesteramide resin containing ester groups and at least one amide group in the backbone characterized in that the resin has a Tg <0 ° C. and at least one hydroxyalkylamide endgroup having the structure I wherein the free bond extends to the polymer backbone; A is an, optionally substituted, (C  H or (C or (C X R R R R —NHet is a mono-, bi- or multicyclic nitrogen containing heterocyclyl group attached via a nitrogen atom to the polymer which may be aromatic or partly or completely hydrogenated and may contain additional heteroatoms such as nitrogen, oxygen or sulfur and which may optionally be substituted; n is an integer of 1 to 4, preferably n =1; wherein that no more than one of X wherein nitrogen containing groups may be quaternized or protonated; and wherein the polyesteramide resin comprises: the polyesteramide resin also comprises at least a functionality selected from the group consisting of carboxylic acid groups, ester groups, polyethylene oxide groups, polypropylene oxide groups, amine groups, tertiary amine groups, quaternary amine groups, cyclic groups, heterocyclic groups, phenolic groups and mixtures thereof.