Flooring products and methods of making the same
AssigneeMannington Mills, Inc.
InventorsHao Chen, Richard Judd
Life of this patent
Estimating the term…
Abstract
A plank is described wherein the plank comprises a core, and optionally, a print layer, and optionally an overlay. The core includes from about 30 wt % to about 95 wt % at least one polymeric material, by weight of the core, and from about 5 wt % to about 70 wt % of least one natural fiber or flour, by weight of the core, wherein the core includes a top surface and a bottom surface, and opposing sides, wherein said plank is substantially moisture resistant, having a swelling property of from about 0.5% to about 5% by NALFA Thickness Test Section 3.2 LF 01-2003 standard, and wherein said plank includes a bow of from about 0.5% to about 4%. In addition, a method of making the plank is further described.
Claims52
A plank comprising:
- a core comprising from about 30 wt % to about 95 wt % of at least one polymeric material, by weight of said core, and from about 5 wt % to about 80 wt % of at least one natural fiber or flour, by weight of said core, wherein said core has a top surface and a bottom surface, and opposing sides, wherein said plank is substantially moisture resistant, having a swelling property of from 0.5% to about 5%, by NALFA Thickness Test Section 3.2 LF 01-2003 standard, and wherein said plank includes a downward bow or dome of from about 0.5% to about 4%.
Dependencies are inferred from the claim text.