US 11,807,799 B2
Cooling support cushion and related methods
Beat Niederoest, West Berlin, NJ (US); Michael Mozeika, West Berlin, NJ (US); Tony Turoso, Lexington, KY (US); and Stephen Wallace, Lexington, KY (US)
Assigned to Tempur World, LLC, Lexington, KY (US)
Appl. No. 16/611,139
Filed by Tempur World, LLC, Lexington, KY (US)
PCT Filed May 7, 2018, PCT No. PCT/US2018/031406
§ 371(c)(1), (2) Date Nov. 5, 2019,
PCT Pub. No. WO2018/208678, PCT Pub. Date Nov. 15, 2018.
Claims priority of provisional application 62/503,058, filed on May 8, 2017.
Prior Publication US 2020/0071588 A1, Mar. 5, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 5/06 (2006.01); C08G 18/76 (2006.01); C09D 5/26 (2006.01); C09D 175/04 (2006.01); B05D 1/02 (2006.01)
CPC C09K 5/066 (2013.01) [C08G 18/7671 (2013.01); C09D 5/26 (2013.01); C09D 175/04 (2013.01); B05D 1/02 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A support cushion, comprising:
a base layer having a lower surface and an upper surface; and
a surface coating positioned atop the upper surface of the base layer, the surface coating including a phase change material slurry and a polyurethane gel, the phase change material slurry including a phase change material and one or more binders selected from an acrylic latex binder, a carboxylated styrene-butadiene binder, and a vinyl acetate/ethylene copolymer binder;
wherein the surface coating allows an amount of air to flow through the base layer and the surface coating; and
wherein the surface coating provides a cooling effect.