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:
Dec. 03, 2019
Filed:
Aug. 07, 2015
Commissariat À L'énergie Atomique ET Aux Énergies Alternatives, Paris, FR;
Gaëlle Charrier, Versailles, FR;
Stéphane Campidelli, Saint Remy L'Honore, FR;
Céline Barchasz, Fontaine, FR;
Bruno Jousselme, Massy, FR;
Renaud Cornut, Chatillon, FR;
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.