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:
May. 05, 2020
Filed:
Aug. 15, 2018
Hbi Branded Apparel Enterprises, Llc, Winston Salem, NC (US);
Cotton Incorporated, Cary, NC (US);
North Carolina State University, Raleigh, NC (US);
Harold S. Freeman, Raleigh, NC (US);
Malgorzata Szymczyk, Raleigh, NC (US);
Keith Zimmerman, Durham, NC (US);
Matthew J. Farrell, Cary, NC (US);
HBI Branded Apparel Enterprises, LLC, Winston Salem, NC (US);
Cotton Incorporated, Cary, NC (US);
North Carolina State University, Raleigh, NC (US);
Abstract
Functionalizing a fibrous material having a plurality of hydroxyl groups includes reacting the fibrous material with a compound of Formula I: where X is a monovalent counteranion for the quaternary ammonium cation of Formula I and Hal is a halogen atom, to obtain the functionalized fibrous material. Also provided is a functionalized fibrous material prepared by any one of the methods described herein (e.g., a functionalized fiber including a moiety of Formula II: having an odor of free amine below the threshold of detection, or having an odor of free amine with degree of offensiveness of about 3 or less. The functionalized fibrous material may be dyed, and articles of clothing may be made from the dyed functionalized fibrous material.