Patent ID: 6841251
Filing Date: 2005-01-11
Classification: C08L,Y10T

Abstract:
1. multilayer composite comprising a weldable primer layer formed from a weldable primer composition, and a second layer having improved sealing and sound dampening properties formed from a second composition over at least a portion of the weldable primer layer, the second composition comprising: (a) one or more polyepoxides comprising at least two epoxide groups per molecule; (b) a thermoplastic polyester polymer; (c) a curing agent having functional groups reactive with the functional groups of the polyepoxide (a); (d) inorganic particles having an oil absorption value of less than 70 as determined in accordance with ASTM D 281-95; and (e) inorganic microparticles different from the inorganic particle (d), the inorganic microparticles having an average particle size prior to incorportion into the composition ranging from 0.5 to 200 microns.