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.

Date of Patent:
Oct. 15, 2019

Filed:

Sep. 23, 2016
Applicant:

University of Virginia Patent Foundation, Charlottesville, VA (US);

Inventors:

Xiaodong Li, Charlottesville, VA (US);

Zan Gao, Charlottesville, VA (US);

Yunya Zhang, Charlottesville, VA (US);

Assignee:

UNIVERSITY OF VIRGINIA PATENT FOUNDATION, Charlottesville, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01G 11/26 (2013.01); H01M 4/04 (2006.01); H01G 11/86 (2013.01); H01G 11/36 (2013.01); H01G 11/40 (2013.01); H01M 4/38 (2006.01); H01M 4/62 (2006.01); H01G 11/46 (2013.01);
U.S. Cl.
CPC ...
H01G 11/26 (2013.01); H01G 11/36 (2013.01); H01G 11/40 (2013.01); H01G 11/46 (2013.01); H01G 11/86 (2013.01); H01M 4/0416 (2013.01); H01M 4/0471 (2013.01); H01M 4/38 (2013.01); H01M 4/5815 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); Y02E 60/13 (2013.01);
Abstract

A flexible electrode comprises an activated cotton textile composite comprising activated carbon fibers, nickel sulfide nanoparticles and graphene and a process for making the flexible electrode. The process may comprise preparing a cotton textile containing Ni(NO). Then, the cotton textile containing Ni(NO)may be heated at a first temperature to produce an activated cotton textile composite comprising activated carbon fibers, nickel nanoparticles and graphene. The activated cotton textile composite may be then treated with sulfur to produce an activated cotton textile composite comprising activated carbon fibers, nickel sulfide nanoparticles and graphene. The nickel sulfide particles may be NiSnanoparticles in a form of nanobowls, and distributed on a surface and inside the activated carbon fibers. The activated carbon fibers and the nickel sulfide nanoparticles may be coated with graphene. Banana peels may be activated and treated with the similar processes to form electrodes for both supercapacitor and battery applications.


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