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:
Jan. 01, 2002
Filed:
Aug. 16, 1999
Stéphane Lascaud, Fontainebleau, FR;
Paul Baudry, Veneux les Sablons, FR;
Philippe Gramain, Saint Gely du Fosc, FR;
Electricite de France (Servuce National), Paris, FR;
Abstract
A solid polymer electrolyte comprises a matrix formed, at least partially, (a) of crosslinked polymer comprising units derived from ethylene oxide and units derived from ethylene oxide substituted with a reactive radical by substitution, at least part of which participates in a crosslinking bond, and (b) of at least an inonizable alkaline salt chelated in said matrix. In addition, a multilayer electrochemical assembly ( ) comprises a positive electrode ( ) and a current collector ( ) of the negative electrode ( ) and optionally of its current collector ( ), the electrodes being separated by a solid polymer electrolyte ( ), as previously described.