Hydro-quebec

Francis Barray

Abdelbast Guerfi

Karim Zaghib

Shinji Saito

Takehiko Sawai

Kazunori Urao

Jun Nakagawa

Joël Fréchette

Jean-Christophe Daigle

Julie Trottier

Catherine Gagnon

Chisu Kim

Sergey Krachkovskiy

Benoît Fleutot

Emmanuelle Garitte

Ki Seok Koh

Joel Frechette

The present technology relates to an ionic plastic crystal comprising at least one delocalized anion paired with at least one an organic guanidine, amidine or phosphazene organic superbase-derived cation for use in electrochemical applications, particularly in electrochemical accumulators such as batteries, electrochromic devices, and supercapacitors. The present technology also relates to an ionic plastic crystal composition, an ionic plastic crystal-based solid electrolyte composition, an ionic plastic crystal-based solid electrolyte, an electrode material comprising the ionic plastic crystal or the ionic plastic crystal composition. Their uses in electrochemical cells and electrochemical accumulators as well as their processes of manufacturing and an NHO-stabilized intermediary ion-neutral complex are also described.

Ionic plastic crystals, compositions comprising same, methods for manufacturing same and uses thereof

A lithium-ion secondary battery including positive and negative electrodes, a separator element, an electrical conductor element and a binder, wherein the positive electrode includes a lithium-containing metal phosphate compound coated with a carbon material having at least one phase selected from a graphene phase and an amorphous phase, and further includes carbon black and a fibrous carbon material and wherein the negative-electrode material includes a graphite carbon material having at least one carbon phase selected from a graphene phase and an amorphous phase, and further includes carbon black and a fibrous carbon material, and wherein the binder includes a water-soluble synthetic resin or a water-dispersible synthetic resin. The most preferred positive electrode includes LiFePO, The most preferred negative electrode includes artificial graphite or graphitazable powder. The most preferred binder is carboxyl methyl cellulose further including a surface active agent. A method of making the lithium-ion secondary battery.

Lithium-ion secondary battery and method of producing same

All-solid-state lithium-sulfur electrochemical cells and production methods thereof are described. The Li&#x2014;S electrochemical cells comprise at least one multilayer component which comprises an ion-conductive solid electrolyte film, a positive electrode film containing a sulfur composite, and a negative electrode film containing lithium. Positive electrodes films, prefabricated electrolyte-positive electrode elements, their uses as well as methods of their production are also described.

All-solid-state lithium-sulfur polymer electrochemical cells and production methods thereof

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St-Simon-de-Bagot, Canada

Francis Barray