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:
Nov. 13, 2018

Filed:

May. 12, 2014
Applicant:

Agency for Science, Technology and Research, Singapore, SG;

Inventors:

Xu Li, Singapore, SG;

Chao Bin He, Singapore, SG;

Suxi Wang, Singapore, SG;

Siew Yee Wong, Singapore, SG;

Shilin Chen, Singapore, SG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/587 (2010.01); D01D 5/00 (2006.01); D04H 1/4242 (2012.01); D04H 1/728 (2012.01); D01F 9/24 (2006.01); H01M 4/133 (2010.01); D01F 9/17 (2006.01); D01F 11/12 (2006.01); H01M 4/1393 (2010.01); H01M 4/36 (2006.01); H01M 4/62 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/587 (2013.01); D01D 5/003 (2013.01); D01F 9/17 (2013.01); D01F 9/24 (2013.01); D01F 11/128 (2013.01); D04H 1/4242 (2013.01); D04H 1/728 (2013.01); H01M 4/0471 (2013.01); H01M 4/133 (2013.01); H01M 4/1393 (2013.01); H01M 4/364 (2013.01); H01M 4/622 (2013.01); D10B 2101/12 (2013.01); D10B 2101/122 (2013.01); D10B 2401/16 (2013.01); H01M 2004/027 (2013.01);
Abstract

There is provided a conductive fibrous material comprising a plurality of carbonaceous fibers, wherein each carbonaceous fiber is fused to at least one other fiber. The carbonaceous fibers may be fused at fiber-to-fiber contact points by a polymer. The process of making the conductive fibrous material comprises mixing a phenolic polymer with a second polymer to form a polymer solution, preparing phenolic fibers having nano- or micro-scale diameters by electrospinning the polymer solution, and subsequent carbonization of the obtained phenolic fibers, thereby generating carbonaceous fibers, wherein each carbonaceous fiber is fused to at least one other fiber. The conductive fibrous material may be useful in electrode materials for energy storage devices.


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