US 12,377,633 B2
Dual-reinforced construction board
Shane Polen, Columbus, OH (US); and Mitchell Steindler, Wooster, OH (US)
Assigned to Owens Corning Intellectual Capital, LLC, Toledo, OH (US)
Appl. No. 17/790,325
Filed by Owens Corning Intellectual Capital, LLC, Toledo, OH (US)
PCT Filed Jan. 8, 2021, PCT No. PCT/US2021/012797
§ 371(c)(1), (2) Date Jun. 30, 2022,
PCT Pub. No. WO2021/142337, PCT Pub. Date Jul. 15, 2021.
Claims priority of provisional application 62/983,941, filed on Mar. 2, 2020.
Claims priority of provisional application 62/959,393, filed on Jan. 10, 2020.
Prior Publication US 2023/0024168 A1, Jan. 26, 2023
Int. Cl. B32B 5/24 (2006.01); B32B 3/08 (2006.01); B32B 5/02 (2006.01); B32B 5/18 (2006.01); B32B 5/26 (2006.01); B32B 7/12 (2006.01); B32B 17/06 (2006.01)
CPC B32B 5/245 (2013.01) [B32B 3/08 (2013.01); B32B 5/022 (2013.01); B32B 5/028 (2013.01); B32B 5/18 (2013.01); B32B 5/26 (2013.01); B32B 7/12 (2013.01); B32B 17/067 (2013.01); B32B 2255/02 (2013.01); B32B 2255/26 (2013.01); B32B 2260/021 (2013.01); B32B 2260/046 (2013.01); B32B 2262/02 (2013.01); B32B 2262/101 (2013.01); B32B 2266/0214 (2013.01); B32B 2307/304 (2013.01); B32B 2307/54 (2013.01); B32B 2307/718 (2013.01); B32B 2307/72 (2013.01); B32B 2307/732 (2013.01); B32B 2419/06 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A dual-reinforced insulation board comprising:
a core having an upper surface and an opposing lower surface, defining a thickness therebetween of from 1.0 to 5.0 inches;
a first reinforced fibrous facer adhered to the upper surface of the core, said first reinforced fibrous facer comprising:
a non-woven mat comprising a plurality of fibers bound by a binder composition, the non-woven mat being impregnated by a first coating composition that is free of filler and coated on a first surface with a second coating composition; and
a reinforcement layer adhered to at least a portion of the first surface of the non-woven mat; and
a second fibrous facer adhered to the lower surface of the core, said second fibrous facer comprising:
a non-woven mat coated on a first surface with a coating composition; and
optionally, a reinforcement layer adhered to at least a portion of the first surface of the non-woven mat;
wherein the dual-reinforced insulation board has a fastener pull-through strength of at least 400 lbf.