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. 03, 2015
Filed:
Aug. 12, 2009
Applicants:
Yuhming Chen, Pittsford, NY (US);
Alfred F. Baldwin, Jr., Franlinville, NC (US);
Bradley P. Finnigan, Greensboro, NC (US);
Inventors:
Yuhming Chen, Pittsford, NY (US);
Alfred F. Baldwin, Jr., Franlinville, NC (US);
Bradley P. Finnigan, Greensboro, NC (US);
Assignee:
Pliant, LLC, Evansville, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 27/28 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B32B 27/28 (2013.01); B32B 27/30 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); Y10T 428/24998 (2015.04); Y10T 428/249979 (2015.04);
Abstract
Multilayer breathable barrier films are provided. The films contain one or more layers of polymers without fillers in combination with at least two or more microporous breathable layers. The barrier layer provides a viral and alcohol barrier that can effectively allow moisture vapor to pass.