Article: Pennsylvania Inventors Develop Multi-Layered Article

ALEXANDRIA, Va., Aug. 11 -- Kean M. Anspach of Quarryville, Pa., and William J. Kauffman of Manheim, Pa., have developed a moisture-sink layer.

According to the U.S. Patent & Trademark Office: "Disclosed is decorative surface covering that has a substantially non-aqueous absorptive layer and a water retentive layer. The decorative surface covering may be a vinyl-backed floor covering that can be adhered to a substantially non-aqueous absorptive subfloor with a water-based adhesive. The water retentive layer is formed from a polymer matrix and super absorbent water retentive particles. The water retentive layer may also include a hydrophilic additive to facilitate movement of water from ...

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