Commissariat &#xc0; L'&#xc9;nergie Atomique Et Aux &#xc9;nergies Alternatives

Solvay Sa

Centre National De La Recherche Scientifique

Commissariat a L'energie Atomique

Solvay France

Universite Claude Bernard – Lyon1

Institut Polytechnique De Grenoble

Cnrs

Syensqo Sa

Cpe Lyon

Hélène Rouault

Julio A Abusleme

Marc-David Braida

Djamel Mourzagh

Christine Hamon

Nelly Giroud

Dominique Guyomard

Lionel Picard

Gaëlle Besnard

Daniel Tomasi

Bernard Lestriez

Ségolène Brusseau

Pierre Jost

Olivier Pras

Jean Le Bideau

Catherine Santini

Dominique Bascour

Naceur Belgacem

Aurélie Guyomard-Lack

Jean-Baptiste Ducros

Franck Medlege

Léo Merchat

Jérémie Salomon

Elise Gutel

Sabrina Paillet

Sébastien Solan

Hassan Srour

Anne Blayo

Eric Chainet

Séverine Jouanneau-Si-Larbi

Antoine Lachau-Durand

Olivier Nicolas

Benjamin Amestoy

Florence Rouillon

Aurélie Lavie-Cambot

Daniel Gloesener

Solan Sébastien

Séverine Jouanneau-Si-Lardi

An accumulator with a bipolar architecture that comprises two terminal current collectors, between which a stack of n electrochemical cells is disposed, with n being an integer at least equal to 2, wherein: —each electrochemical cell comprises a positive electrode, a negative electrode and an ion conducting membrane that is interposed between the positive electrode and the negative electrode and comprises a liquid electrolyte included in the electrodes and the ion conducting membrane; —the n electrochemical cells are separated from each other by n−1 bipolar current collectors; wherein the positive electrode and the negative electrode of each electrochemical cell are gel electrodes comprising a composite material comprising a polymeric matrix made of at least one gelling polymer (FF), an active electrode material and optionally one or more electronic conductive additives, the polymeric matrix trapping the liquid electrolyte.

Electrochemical accumulator with bipolar architecture including a specific structure

The present invention pertains to a membrane for an electrochemical device, to a process for manufacturing said membrane and to use of said membrane in a process for manufacturing an electrochemical device.

Membrane including fluoropolymer hybrid organic/inorganic composite, and electrochemical device having the same

The present invention pertains to a flexible electrode, to a process for the manufacture of said flexible electrode and to uses of said flexible electrode in electrochemical devices, in particular in secondary batteries.

Flexible battery

Fluoropolymer membrane for electrochemical devices

The present invention pertains to an electrode-forming composition, to use of said electrode-forming composition in a process for the manufacture of an electrode, to said electrode and to an electrochemical device comprising said electrode. The electrode-forming composition comprises at least one partially fluorinated fluoropolymer comprising recurring units derived from at least one fluorinated monomer and at least one functional hydrogenated monomer comprising at least one carboxylic acid end group, at least one electro-active compound, at least one liquid medium comprising at least one organic carbonate or at least one ionic liquid, and at least one metal salt.

Electrode-forming composition

Disclosed is a liquid electrolyte for a lithium accumulator and the use thereof in a lithium accumulator at low temperature. The liquid electrolyte includes at least one lithium salt dissolved in a mixture of non-aqueous organic solvents. The mixture of organic solvents is formed by propylene carbonate (PC), &#x3b3;-butyrolactone (GBL) and ethyl methyl carbonate (EMC). The mixture of organic solvents preferably contains between: 0.5% and 33% in volume of propylene carbonate, 0.5% and 33% in volume of &#x3b3;-butyrolactone and, 0.5% and 99% in volume of ethyl methyl carbonate, the sum of the respective volume percentages of propylene carbonate, &#x3b3;-butyrolactone, and ethyl methyl carbonate in the mixture being equal to 100%.

Liquid electrolyte for lithium accumulator, containing a ternary mixture of non-aqueous organic solvents

The invention relates to an ionic liquid electrolyte comprising at least one ionic liquid of formula CAwherein Crepresents a cation and Arepresents an anion, and at least one conducting salt, characterized in that it further comprises at least one anionic surfactant. The invention also relates to an electrotechnical system, electrochemical accumulator and battery, and in particular, a lithium accumulator such as a button battery cell.

Ionic liquid electrolytes comprising an anionic surfactant and electrochemical devices such as accumulators comprising them

This glass-metal penetration is made from glass, a metal pin and a body. The glass is of the TA23 type and the pin is made using solid platinum/iridium (90/10).

Sealed penetration for lithium battery, its method of fabrication and its use in a lithium battery and lithium battery using same

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Le Versoud, France

Hélène Rouault