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.

Date of Patent:
Dec. 09, 2025

Filed:

Dec. 01, 2020
Applicant:

Owens Corning Intellectual Capital, Llc, Toledo, OH (US);

Inventors:

Shane M. Polen, Columbus, OH (US);

Benjamin J. Kowalski, Gahanna, OH (US);

Jianhui Wu, Westerville, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M 23/00 (2006.01); D04H 1/4218 (2012.01); D04H 1/587 (2012.01);
U.S. Cl.
CPC ...
D06M 23/005 (2013.01); D04H 1/4218 (2013.01); D04H 1/587 (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 coating layer formed on, penetrating into, and adhered to the first surface of the nonwoven base layer. The coating layer includes a polymer material and a carrier composition. The composite nonwoven mat has an average Gurley porosity of at least 500 seconds.


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