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:
Dec. 09, 2016
Applicant:
Dupont Industrial Biosciences Usa, Llc, Wilmington, DE (US);
Inventor:
Natnael Behabtu, Wilmington, DE (US);
Assignee:
DUPONT INDUSTRIAL BIOSCIENCES USA, LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/4266 (2012.01); C08B 37/00 (2006.01); D04H 1/56 (2006.01); D01F 9/00 (2006.01); C08L 5/00 (2006.01);
U.S. Cl.
CPC ...
D04H 1/4266 (2013.01); C08B 37/0009 (2013.01); C08L 5/00 (2013.01); D01F 9/00 (2013.01); D04H 1/56 (2013.01);
Abstract
Nonwoven webs formed from modified 1,3-α-D-glucan polymer and methods of forming the nonwoven webs are disclosed. The modified 1,3-α-D-glucan polymer can have a number average degree of polymerization in the range of from 55 to 10,000. The nonwoven webs can be used for personal hygiene wipes, filtration media, apparel or other uses.