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:
Jul. 02, 2019
Filed:
Jan. 27, 2016
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventors:
Jan Van Meerveld, Remich, LU;
Corneille Schmitz, Aywaille, BE;
Joseph Mathieu, Esch-sur-Alzette, LU;
Noel Stephen Brabbs, Garnich, LU;
Orest Skoplyak, Newark, DE (US);
Christine Lemoine, Waldbredimus, LU;
Serge Rebouillat, Echenevex, FR;
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 6/04 (2006.01); D04H 13/00 (2006.01); B32B 5/26 (2006.01); B32B 5/02 (2006.01); D04H 1/724 (2012.01); D01D 5/11 (2006.01);
U.S. Cl.
CPC ...
D01F 6/04 (2013.01); B32B 5/022 (2013.01); B32B 5/26 (2013.01); D01D 5/11 (2013.01); D04H 1/724 (2013.01); D04H 13/00 (2013.01); B32B 2262/0253 (2013.01); B32B 2437/00 (2013.01); B32B 2571/00 (2013.01);
Abstract
A flash-spun plexifilamentary fiber strand having a BET surface area of less than 12 m/g, a crush value of at least 0.9 mm/g wherein said fiber strand comprises predominantly fibers formed from polyethylene, said fibers having a total crystallinity index of less than 55%, said fiber strand having an elongation at break greater than 55% and sheets made thereof.