Patent ID: 8871703
Filing Date: 2014-10-28
Classification: C08G,C11D

Abstract:
1. An aqueous polyester concentrate having a proportion by weight of polyester of 12 to 60%, wherein the polyester is prepared by polymerizing the components selected from the group consisting of a) at least one sulfo-free aromatic dicarboxylic acid, salt thereof, anhydride thereof, and/or ester thereof, b) optionally at least one sulfo-containing dicarboxylic acid, salt thereof, anhydride thereof, and/or ester thereof, c) 1,2-propylene glycol, d) ethylene glycol, e) at least one compound of the formula (1) wherein f) optionally at least one compound of the formula (2) wherein and g) optionally at least one crosslinking polyfunctional compound, with the proviso that the molar ratio of components c) 1,2-propylene glycol to d) ethylene glycol is greater than or equal to 1.70.