Patent ID: 6607803
Filing Date: 2003-08-19
Classification: B32B,E04F,Y10T

Abstract:
A combination laminate film-foam composition underlayment and free-floating laminate wood finish floor said underlayment adjacent to said free-floating laminate wood finish floor and consisting essentially of a laminate of a sheet of polyethylene closed cell foam having a thickness between about 0.03-0.1 inches and a density of about 1-5 pcf and a vapor barrier film of polyethylene having a thickness of about 1-5 mils adhered to said foam sheet, said polyethylene film sheet having a larger surface area than said polyethylene foam sheet, at least one edge of the polyethylene film sheet extending beyond the corresponding edge of the polyethylene foam sheet for overlapping an adjacent film-foam sheet, wherein said at least one edge of polyethylene film sheet having a length such that it is capable of overlapping an adjacent film-foam sheet, said polyethylene film sheet having a tape containing a first adhesive layer on one side thereof and a second adhesive layer on the other side thereof, and a removable layer on said first adhesive layer adhered by means of said second adhesive layer to the surface of said film sheet extending beyond the edge of the polyethylene foam sheet for overlapping an adjacent film sheet.