Composite open-cell foam structure for carpet cushion underlay

Details Composite open-cell foam structure for carpet cushion underlay Composite open-cell foam structure for carpet cushion underlay

C - Chemistry, Metallurgy

08

J

117/170, 154/90.

C08J 9/42 (2006.01) B32B 5/18 (2006.01) B32B 5/24 (2006.01)

Patent

CA 2020745

A carpet underlay cushion structure is provided having a carrier layer of an open-cell, resilient polyurethane foam material substantially completely impregnated with a latex such as a non-carboxylated styrene-butadiene rubber or natural rubber, the foam material further having a woven substrate adhered thereto, the impregnated foam material being dried and cured to form a foamed, open-cell, resilient composite cushion structure wherein the open cells thereof partially comprise the carrier layer of polyurethane foam material.

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