Patent ID: 6511927
Filing Date: 2003-01-28
Classification: A41D,B32B,Y10T

Abstract:
A breathable and waterproof textile laminate, said laminate comprising:a microporous membrane comprising a hydrophobic film having a plurality of pores of a size large enough to allow water vapor to pass therethrough but small enough to resist the passage of liquid water; a nonporous layer bonded to said microporous membrane with a first adhesive to protect the microporous membrane from contaminants, said nonporous layer comprising a hydrophilic material capable of allowing the diffusion of water vapor therethrough; and a fabric layer adhered to one of the microporous membrane and the nonporous layer with a second adhesive; wherein one of the first and second adhesives comprises a hydrophilic adhesive and the other comprises a nonbreathable discontinuous nonhydrophilic adhesive.