Patent ID: 6074753
Filing Date: 2000-06-13
Classification: B60C,C08J,D01F,D06M,Y10S,Y10T

Abstract:
Drawn polyester yarn of enhanced strength and improved adhesion properties for reinforcement of elastic structures, said yarn having applied to it prior to being drawn a fiber finish which is water-free or has a water content of below 10% by weight, based on the total weight of the fiber finish, said fiber finish comprising a base substance (A) and an adhesion-promoting substance comprising a halogenated polyether which contains at least one 2-halomethyloxyethylene unit and a 2,3dihydroxypropyl end group and which is essentially free of epoxy groups and halohydrin groups, said fiber finish optionally further comprising one or more additives selected from the group consisting of viscosity regulators, lubricants, rubber adhesion activators, surfactants and antistatic agents, and wherein said drawn polyester yarn has a tenacity of greater than 80 cN/tex.