The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 18, 2025
Filed:
Mar. 27, 2020
Applicant:
Owens Corning Intellectual Capital, Llc, Toledo, OH (US);
Inventors:
Jianhui Wu, Westerville, OH (US);
Weigang Qi, Westerville, OH (US);
Zach Cudzilo, Knoxville, TN (US);
Scott Eaton, Mooresville, NC (US);
Assignee:
Owens Corning Intellectual Capital, LLC, Toledo, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/12 (2006.01); B32B 5/02 (2006.01); B32B 5/18 (2006.01); B32B 5/24 (2006.01); B32B 27/20 (2006.01); B32B 27/32 (2006.01); B32B 37/04 (2006.01);
U.S. Cl.
CPC ...
B32B 27/12 (2013.01); B32B 5/022 (2013.01); B32B 5/18 (2013.01); B32B 5/245 (2013.01); B32B 27/20 (2013.01); B32B 27/32 (2013.01); B32B 37/04 (2013.01); B32B 2262/101 (2013.01); B32B 2266/0214 (2013.01); B32B 2307/3065 (2013.01); B32B 2307/4026 (2013.01); B32B 2307/718 (2013.01); B32B 2471/04 (2013.01);
Abstract
A composite nonwoven mat and a method of making a composite nonwoven mat are provided. The composite nonwoven mat includes a nonwoven base layer having a first surface and a second surface, and a polymer layer formed on and adhered to the first surface of the nonwoven base layer. The polymer layer extends partially into the nonwoven base layer. The composite nonwoven mat has an average Gurley porosity of at least 2,000 seconds.