Nissan Motor Company Limited

A School Corporation Kansai University

Yoshiko Tsukada

Atsushi Miyazawa

Mori Nagayama

Nobutaka Chiba

Itaru Shibata

Keita Iritsuki

Noriko Uchiyama

Yuji Noguchi

Hirokazu Komatsu

Tomokatsu Himeno

Daijirou Sakurai

Masanobu Sugimoto

Tadashi Suzuki

Yasuhiro Numao

Wataru Ogihara

Naoya Matsuoka

Shigemasa Kuwata

Kazufumi Kodama

Masashi Ishikawa

Toshiya Shibukawa

Shinichi Akaishi

Ryota Kobayashi

Masakazu Nishino

Shinnichi Akaishi

Yuuji Noguchi

An electrode structure includes a first electrode unit, a second electrode unit and a first insulating frame, in which the electrode units are adjacent to each other. The first insulating unit has an airflow space therein and includes an electrically conducive base with an airflow plane and an air cell cathode disposed on an outer surface of the airflow plane. The second insulating unit includes an electrically conductive base and an air cell anode disposed on an outer surface of the electrically conductive base. The first insulating frame spaces and joins the adjacent electrode units to each other such that the air cell cathode and the air cell anode of the adjacent electrode units are opposed to each other. The first insulating frame together with the adjacent electrode units forms an electrolytic solution container.

Electrode structure, air cell, and air cell stack

An antifouling structure precursor, comprising: a modification layer that contains a modifier having a perfluoropolyether chain; and an oxide layer that has a surface entirely covered with the modification layer, wherein the modification layer has an uneven film thickness and comprises a comparatively thick area and a comparatively thin area that is dispersed in the comparatively thick area, and a coverage rate of covering the oxide layer with the comparatively thick area is equal to or greater than 10%. An antifouling structure, comprising: an antifouling structure precursor; and a lubricant oil on a surface of the antifouling structure precursor.

Antifouling structure precursor, antifouling structure, and surface modification method

A method for producing an anti-fouling coating film includes: a step (1) of applying a fine uneven layer forming agent containing at least one type of polysilazane as at least one type of silica raw material on at least one surface of a base substrate, the aforementioned at least one surface comprising at least one type of resin, to form a fine uneven layer containing silica and polysilazane; a step (2) of applying a modification layer forming agent containing a reactive organic compound and polysiloxane or perfluoropolyether on a surface of the fine uneven layer obtained in the step (1), to form a modification layer containing polysiloxane or perfluoropolyether, and a step (3) of applying lubricating oil containing silicone oil or fluorinated oil on a surface of the modification layer obtained in the step (2), to form a lubricating oil layer.

Method for producing anti-fouling coating film, and anti-fouling coating film

An air cell includes a plurality of electrode structures each including a filling chamber for an electrolyte liquid interposed between an air electrode and a metal negative electrode; an electrode housing portion individually housing the plural electrode structures; and a liquid supply unit which supplies the electrolyte liquid to the plural electrode structures. The electrode housing portion includes a plurality of liquid injection holes to inject the electrolyte liquid into the filling chambers of the respective electrode structures and a plurality of liquid junction prevention portions each dividing a space between the liquid injection holes adjacent to each other. The liquid supply unit includes a liquid injection device allowing the electrolyte liquid to flow into the plural liquid injection holes.

Air cell

An object is to prevent leakage of an electrolysis solution and reduce pressure loss. All air cell cartridge includes a plurality of air cells each including a positive electrode material, a negative electrode material and an electrolysis solution layer holding an electrolysis solution and interposed between the positive electrode material and the negative electrode material and each being provided with an air flow path through which air passes so as to come into contact with the positive electrode material, wherein a leakage prevention material (S) is provided to absorb the electrolysis solution leaked from the electrolysis solution layer and swell so as to block up the air flow path ().

Air cell cartridge and air cell system

The present invention is an air battery Bin which a cathode assemblyincluding a porous cathode layerand an anode assemblyare disposed on mutually opposite sides of an electrolytic solution layer &#x3b2;. It includes an electrically conductive cathode support platethat supports the porous cathode layerand includes a ventilation area, wherein the porous cathode layercovers the ventilation area and further extends to a non-ventilation area outside the ventilation area, and includes a dense portionat an outer edge part facing the non-ventilation area.

Air battery and air battery stack using same

A positive electrode () for an air cell of the present invention includes: a catalyst layer () composed of a porous layer containing electrical conductive carbon (), a binder (), and a catalyst component (); and a fluid-tight gas-permeable layer () composed of a porous layer containing an electrical conductive carbon () and a binder (). The fluid-tight gas-permeable layer is stacked on the catalyst layer. This configuration can facilitate series connection of the air cells while preventing electrolysis solution from leaking out of a positive electrode. It is therefore possible to enhance the manufacturing efficiency and handleability of the air cells.

Positive electrode for air cell and manufacturing method thereof

A liquid activated air battery includes: an electrode assembly that includes an air electrode and a metal anode; a battery container that is capable of holding the electrode assembly and electrolytic solution; a supply tank for the electrolytic solution to be supplied to the battery container; a drainage tank for the electrolytic solution discharged from the battery container; and pumps as an electrolytic solution flow mechanism that runs the electrolytic solution from the supply tank to the drainage tank through the battery container. The composition of the electrolytic solution supplied to the battery container is kept constant, and stable power output is ensured.

Liquid activated air battery

An air battery has a cathode layer, an anode layer and an electrolyte layer interposed between the cathode and anode layers. At least one of the cathode and anode layers has a passage forming member such that, when the air battery is adjacently stacked to another air battery, the passage forming member is situated between the air battery and the adjacent air battery so as to form an air passage to cathode layer. The passage forming member has conductivity and the ability to be elastically deformed according to expansion of the electrolyte layer. It is possible by this structure to, when there occurs increase in internal resistance due to expansion of the electrolyte layer, compensate such increase in internal resistance by decrease in contact resistance, maintain the cross-sectional area of the air passage at a predetermined size and prevent decrease in the output of the air battery.

Air battery

In air cells which are stacked on one another and used as an assembled battery, an electrolytic solution layer is formed between a positive electrode material and a negative electrode material, and one or two or more deformation prevention materials are arranged for preventing deformation by abutting the positive electrode material or the negative electrode material or abutting both of them.

Air cell and assembled battery employing same

An air battery includes a cathode layer and an anode layer sandwiching an electrolyte layer, and an electrically insulative outer case. The cathode layer has a cathode member, a cathode current collector and a liquid tight/gas permeable member. The cathode layer is provided with a contact member between the outer case and the cathode layer, in which the inner end thereof is in contact with the periphery of the cathode current collector, and the outer end thereof is exposed on a cathode-side surface. The outer end of the contact member protrudes outward with respect to a surface of the liquid tight/gas permeable member to an extent reaching at least a plane including an end face of the outer case. Therefore, this air battery can be directly connected to another battery in series, and is suitable for an on-vehicle power source.

An air cell includes a positive electrode and a negative electrode, and an outer frame member located at outer peripheries of the positive electrode and the negative electrode. The positive electrode and the outer frame member are integrally joined together. An assembled battery includes a plurality of air cells, the air cells being stacked on top of each other. This configuration can increase mechanical strength and improve sealing performance for an electrolysis solution in the positive electrode. In addition, a reduction in thickness of the entire air cell can be achieved so that the assembled battery suitable for use in a vehicle can be provided.

An air battery for use by being stacked in a battery pack has a cathode constituting member and an anode material adapted such that at least a part of the anode material is brought into direct contact with a cathode constituting member of another air battery. In this configuration, it is possible to eliminate the need to use an anode cap for sealing on the anode side and thereby possible to achieve not only reduction in weight and size but also reduction in cost.

Air battery and battery pack using same

An air cell includes a positive electrode layer, an electrolyte layer stacked on the positive electrode layer, a negative electrode layer stacked on the electrolyte layer and an electroconductive liquid-tight ventilation layer stacked on the positive electrode layer, the electroconductive liquid-tight ventilation layer being positioned on the opposite side of the positive electrode from the electrolyte layer. The assembled battery is provided with a plurality of the air cells described above. The assembled battery is provided with a flow path through which oxygen-containing gas flows interposed between the electrically-conductive liquid-tight ventilation layer of a first air cell and the negative electrode layer of a second air cell adjacent to the first air cell. The first air cell is electrically connected to the negative electrode layer of the second air cell via the electrically-conductive liquid-tight ventilation layer.

Growing community of inventors

Yokohama, Japan

Yoshiko Tsukada