Toyota Jidosha Kabushiki Kaisha

Panasonic Corporation

Kyoto University

Shanghai Jiao Tong University

Koji Suto

Jun Yang

Toru Matsui

Zempachi Ogumi

Jun-ichi Yamaki

Toshiro Hirai

Zhixin Xu

Yixi Kuai

The present disclosure provides an aqueous polymer electrolyte comprising a polymer electrolyte of a polymer of a single lithium salt, or a polymer of a single lithium salt and short-chain dimethylsiloxane or single fluoro ether, and water. The present disclosure further provides a lithium rechargeable battery comprising such an aqueous polymer electrolyte.

Aqueous polymer electrolyte for lithium rechargeable battery

The present application provides an electrochemical energy storage device with a desirable reaction reversibility by using a metal halide as an electrode active material. The electrochemical energy storage device disclosed herein includes: a positive electrode; a negative electrode; and a non-aqueous electrolyte in contact with the positive electrode and the negative electrode, wherein: at least one of the positive electrode and the negative electrode contains a metal halide as an electrode active material; and the non-aqueous electrolyte contains, as a solvent, an ionic liquid of which a component is a cation having an alkoxyalkyl group.

Electrochemical energy storage device

An air battery system that can inhibit production of hydrogen. The air battery system includes a battery cell which is provided with an air electrode, an anode containing an active material capable of releasing lithium ions, and a solid electrolyte layer and aqueous electrolytic solution layer having lithium ion conductivity which are disposed between the air electrode and the anode; a detecting device which is capable of detecting a voltage between the anode and the air electrode; and a signaling device which emits a signal when the voltage detected by the detecting device becomes 2.2 V or less.

Air battery system

An aqueous electrolyte battery is provided with a positive electrode, a negative electrolyte, an aqueous electrolyte, and a deposition portion that promotes deposition of discharge product and that is provided at a location that contacts the aqueous electrolyte and that is a location other than at a catalyst included in the positive electrode.

Aqueous electrolyte battery

Aqueous electrolyte battery and manufacturing method of aqueous electrolyte battery

Provided is a battery which can prevent deactivation from occurring by avoiding solid deposition at electrodes. The battery includes an anion conductor, a positive electrode, a negative electrode, a first aqueous liquid electrolyte layer and a second aqueous liquid electrolyte layer, wherein the first aqueous liquid electrolyte layer and the positive electrode are present in this sequence on a first surface of the anion conductor, and the second aqueous liquid electrolyte layer and the negative electrode are present in this sequence on a second surface of the anion conductor, and wherein the negative electrode includes a negative electrode active material layer, and the negative electrode active material layer includes a negative electrode active material which can release a metal ion upon discharging.

Growing community of inventors

Susono, Japan

Koji Suto