	US 12,031,080 B2
	Flame- and smoke-retardant adhesive packages and insulation products
John F. Bergin, Wisconsin Rapids, WI (US); and James Herbert Stoken, Allegan, MI (US)
Assigned to Winona Building Products, LLC, Etna Green, IN (US)
Filed by Winona Building Products, LLC, Etna Green, IN (US)
Filed on Feb. 12, 2019, as Appl. No. 16/273,517.
Claims priority of provisional application 62/779,542, filed on Dec. 14, 2018.
Claims priority of provisional application 62/630,443, filed on Feb. 14, 2018.
Prior Publication US 2019/0276745 A1, Sep. 12, 2019
Int. Cl. B32B 5/18 (2006.01); B32B 7/12 (2006.01); C09J 7/38 (2018.01); C09J 11/04 (2006.01); C09J 11/06 (2006.01); C09J 11/08 (2006.01); C09K 21/04 (2006.01); E04B 1/76 (2006.01); E04B 1/94 (2006.01); H01B 3/18 (2006.01); C08K 3/22 (2006.01); C08K 3/32 (2006.01); E04B 1/74 (2006.01)

CPC C09K 21/04 (2013.01) [B32B 7/12 (2013.01); C09J 7/383 (2018.01); C09J 11/04 (2013.01); C09J 11/06 (2013.01); C09J 11/08 (2013.01); E04B 1/7608 (2013.01); E04B 1/946 (2013.01); H01B 3/18 (2013.01); C08K 3/22 (2013.01); C08K 2003/2255 (2013.01); C08K 2003/2296 (2013.01); C08K 2003/321 (2013.01); C09J 2301/408 (2020.08); C09J 2401/00 (2013.01); C09J 2415/00 (2013.01); E04B 2001/742 (2013.01)]

23 Claims

1. An insulation facing material comprising a multiplicity of facing material layers laminated together using an antimony-free adhesive package comprising between 3% and 10% by weight of a zinc molybdate/magnesium silicate complex, and between 3% and 10% by weight of a zinc phosphate/zinc oxide complex; wherein the antimony-free adhesive package additionally comprises between 13% and 26% by weight of a halogenated latex adhesive; between 22% and 50% by weight aluminum trihydrate; between 2% and 8% by weight ammonium polyphosphate; between 10% and 25% by weight melamine powder; between 10% and 25% by weight melamine cyanurate; and between 0.5% and 3% by weight mold and mildew inhibitor.