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:
Mar. 14, 2017
Filed:
Dec. 17, 2012
Solvay Specialty Polymers Italy S.p.a., Bollate, IT;
Frederic Fouda Onana, Bollate, IT;
Riccardo Pieri, Milan, IT;
Marco Apostolo, Senago, IT;
Hans Edouard Miltner, Rhode-St-Genese, IT;
Anne-Lise Goffin, Ath, BE;
Shilei Chen, Brussels, BE;
SOLVAY SPECIALTY POLYMERS ITALY S.P.A., Bollate, (Milan), IT;
Abstract
The present invention pertains to a solvent based electrode-forming composition which comprises at least one vinylidene fluoride (VDF) polymer and a graphene oxide with an oxygen content of no more than 25 wt % dispersed in an organic solvent, wherein the VDF polymer comprises recurring units derived from vinylidene fluoride (VDF) and from at least one (meth)acrylic monomer (MA) having formula (I) here below: wherein: —R, Rand R, equal to or different from each other, are independently selected from a hydrogen atom and a C-Chydrocarbon group, and —Ris a hydrogen atom or a C-Chydrocarbon moiety comprising at least one hydroxyl group. The present invention further relates to a process for manufacturing said electrode-forming composition, and the use thereof for manufacturing an electrode of secondary lithium batteries.