Patent ID: 9073295
Filing Date: 2015-07-07
Classification: B29B,B29C,B29D,B32B,C08L,Y10T

Abstract:
1. A coextruded composite profile adapted for use as a building material, the coextruded composite profile comprising: a wood-plastic composite core comprising a base polymer and a natural fiber in a mixture; and a capstock layer disposed over at least a portion of the wood-plastic composite core, the capstock layer comprising an ionomer and a capstock polymer different from the ionomer in a mixture, wherein (i) the base polymer and the capstock polymer each is selected from the group consisting of polypropylene, polyethylene, and combinations thereof, (ii) the capstock polymer is present in the capstock layer in an amount between 72.5% and about 99%, by weight, and (iii) the capstock layer is characterized by an absence of natural fiber.