Patent ID: 6670442
Filing Date: 2003-12-30
Classification: C08G,C09J,Y10S,Y10T

Abstract:
A hotmelt adhesive composition based on polyamides for bonding untreatedpoly-&agr;-olefin substrates wherein the polymeric binder component consists essentially of a condensation product of a carboxylic acid component consisting essentially of; polymerized fatty acids containing more than 6% by weight of trimeric acid optionally aliphatic and/or aromatic dicarboxylic acids optionally a monocarboxylic acid an amine component consisting essentially of; one or more aliphatic diamines with a number of carbon atoms equal to or greater than 4 whereby the amino groups are at the terminal ends of the carbon chain; one or more cycloaliphatic or heterocyclic diamines; and optionally, one or more polyoxyalkylene-diamines.