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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.:

US 10497932 B1

PDFFull Text
Expired
Date of Patent:
Dec. 03, 2019

Filed:

Aug. 07, 2015

Lithium accumulator comprising a positive electrode material based on a specific carbon material functionalized by specific organic compounds

Applicant:

Commissariat À L'énergie Atomique ET Aux Énergies Alternatives, Paris, FR;

Inventors:

Gaëlle Charrier, Versailles, FR;

Stéphane Campidelli, Saint Remy L'Honore, FR;

Céline Barchasz, Fontaine, FR;

Bruno Jousselme, Massy, FR;

Renaud Cornut, Chatillon, FR;

Assignee:

COMMISSARIAT À L'ÉNERGIE ATOMIQUE ET AUX ÉNERGIES ALTERNATIVES, Paris, FR;

Attorney:

Pearne & Gordon LLP

Primary Examiner:

Lingwen R Zeng

Int. Cl.
CPC ...
H01M 4/137 (2010.01); H01M 4/587 (2010.01); H01M 4/60 (2006.01); H01M 4/133 (2010.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/137 (2013.01); H01M 4/133 (2013.01); H01M 4/587 (2013.01); H01M 4/606 (2013.01); H01M 4/608 (2013.01); H01M 10/0525 (2013.01); H01M 2004/028 (2013.01);
Abstract

The invention relates to a lithium accumulator comprising at least one electrochemical cell comprising an electrolyte positioned between a positive electrode and a negative electrode, said positive electrode comprising a positive electrode material comprising a carbonaceous material selected from carbon nanotubes, graphene or derivatives of graphene selected from graphene oxides, reduced graphene oxides, said carbonaceous material is covalently functionalized by at least one organic compound comprising at least one electron attractor group.

Find Patent Forward Citations

Charrier, Gaëlle. (2019). Lithium accumulator comprising a positive electrode material based on a specific carbon material functionalized by specific organic compounds (U.S. Patent No. 10497932). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10497932

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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