US 11,813,822 B2
Composite film
Arthur L. Adam, Jr., North Grosvenordale, CT (US); Fei Wang, Winchester, MA (US); Alessandro Barile, Milan (IT); Jia Liu, Shrewsbury, MA (US); Chuanping Li, Shrewsbury, MA (US); Nicholas David Orf, Natick, MA (US); Rachel Brown, Shrewsbury, MA (US); and Dino Manfredi, Lummen (BE)
Assigned to SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION, Solon, OH (US)
Filed by SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION, Solon, OH (US)
Filed on Oct. 21, 2022, as Appl. No. 18/048,506.
Application 18/048,506 is a division of application No. 17/227,995, filed on Apr. 12, 2021, granted, now 11,511,527.
Claims priority of provisional application 63/009,858, filed on Apr. 14, 2020.
Prior Publication US 2023/0113745 A1, Apr. 13, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B32B 27/34 (2006.01); B32B 27/06 (2006.01); B32B 27/28 (2006.01); H01M 50/229 (2021.01); H01M 50/231 (2021.01)
CPC B32B 27/065 (2013.01) [B32B 27/281 (2013.01); B32B 27/34 (2013.01); H01M 50/229 (2021.01); H01M 50/231 (2021.01); B32B 2250/02 (2013.01); B32B 2264/107 (2013.01); B32B 2266/0214 (2013.01); B32B 2307/3065 (2013.01); B32B 2307/72 (2013.01); B32B 2457/10 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A multilayer composite comprising:
a first porous layer comprising a silicone material, and
a first barrier layer overlying the first porous layer, wherein the first barrier layer comprises a polyaramid material, a polyimide material, or any combination thereof,
wherein the multilayer composite comprises a flame resistance rating of not greater than about 180° C., and
wherein the multilayer composite comprises a 50% strain compression rating of not greater than about 600 kPa.