Blue Solutions

Centre National De La Recherche Scientifique

Université De Nantes

Université´ D'aix-marseille

Institut Polytechnique De Grenoble

Aix-marseille Université

Margaud Lecuyer

Marc Deschamps

Dominique Guyomard

Bernard Lestriez

Joël Gaubicher

Philippe Poizot

Renaud Bouchet

Didier Gigmes

Vincent Bodenez

Philippe Bernardo

Mathieu Dru

Phan Trang

Adèle Ferrand

Adrien Lassagne

Ekaterina Pavlenko

Julien Rolland

Adele Ferrand

A cross-linked copolymer is provided, including at least repeating units of poly(alkylene oxide) and at least repeating units of lithium polystyrene-sulfonyl(trifluoromethylsulfonyl)imide (PSTFSILi), as well as the use of such a cross-linked copolymer for preparing a solid polymer electrolyte, a solid polymer electrolyte having the cross-linked copolymer, and a battery, for example a lithium metal polymer (LMP) battery, including the solid polymer electrolyte.

Polymer electrolyte for a lithium metal polymer battery having improved performance

The invention relates to a solid polymer electrolyte for a battery comprising at least one polymer which solvates the cations of a lithium salt, at least one lithium salt and at least one specifically selected halogenated polymer, and also to the lithium batteries comprising such a solid polymer electrolyte, in particular LMP batteries.

Solid polymer electrolyte including solvating polymer, lithium salt, and PVdF-HFP copolymer and battery including same

The invention relates to the use of lithium nitrate as sole lithium salt providing the ion conductivity in a gelled rechargeable lithium metal battery not comprising polysulfide ions, for improving its lifetime.

Use of lithium nitrate as sole lithium salt in a gelled lithium battery

The invention relates to the simultaneous use of a first salt comprising a nitrate anion (NO) and a second salt comprising an anion other than nitrate, at least one of the first and second salts being a lithium salt, as ionic conductivity promoters in a rechargeable lithium-metal-gel battery. The invention also relates to a lithium-gel battery comprising a mixture of said first salt and said second salt, to a non-aqueous gel electrolyte comprising such mixture and to a lithium battery positive electrode comprising said mixture.

Use of a salt mixture as an additive in a lithium-gel battery

The present invention relates to the field of organic lithium batteries having high energy and power densities. In particular, the present invention relates to an organic lithium battery comprising a positive electrode based on redox organic compounds and a porous separator made of biaxially oriented polypropylene, and to its process of manufacture.

Organic lithium battery

Organic lithium batteries are provided having high energy and power densities with a positive electrode based on redox organic compounds and an electrolyte having a high concentration of lithium salt.

The present invention concerns a positive electrode including a composite material including sulfur and carbon as an active material and its method of manufacture, a lithium-sulfur battery including such a positive electrode and its method of manufacture.

Lithium-sulfur battery

The present invention relates to the field of lithium-sulphur batteries having high energy and power densities. In particular the present invention relates to a lithium-sulphur battery comprising a porous separator made of biaxially oriented polypropylene and to its process of manufacture.

Growing community of inventors

Combrit, France

Margaud Lecuyer