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:
Jan. 19, 2021
Filed:
May. 11, 2017
Applicant:
Dupont Safety & Construction, Inc., Wilmington, DE (US);
Inventors:
Assignee:
DUPONT SAFETY & CONSTRUCTION, INC., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06N 5/00 (2006.01); D06M 11/83 (2006.01); D06N 7/00 (2006.01); E04B 1/62 (2006.01); E04D 12/00 (2006.01); E04D 13/16 (2006.01); B32B 5/02 (2006.01);
U.S. Cl.
CPC ...
D06N 5/00 (2013.01); B32B 5/022 (2013.01); D06M 11/83 (2013.01); D06N 7/0094 (2013.01); E04B 1/625 (2013.01); E04D 12/002 (2013.01); E04D 13/16 (2013.01); B32B 2255/205 (2013.01); D06N 2209/123 (2013.01); Y10T 428/24917 (2015.01); Y10T 442/655 (2015.04);
Abstract
A composite laminate comprising at least one moisture vapor permeable nonwoven sheet having first and second surfaces and a fluorinated polymeric coating on the first surface of the sheet wherein (i) the fluorinated polymeric coating is present in an amount such that the total fluorine content of the coated non-woven sheet is 0.05 to no greater than 0.4 gsm, and (ii) the composite laminate, after exposure to wet timber, exhibits a retained hydrohead of at least 60 percent.