Idemitsu Kosan Company, Limited

Idemitsu Petrochemical Co., Ltd.

Other

Petroleum Energy Center

Petroleum Energy Center, a Jurdical Incorporated Foundation

Minoru Senga

Ryo Aburatani

Koichi Suga

Yoshikatsu Seino

Masaya Okamoto

Tsuyoshi Ota

Masaru Nakagawa

Hiroaki Yamada

Takayoshi Kambara

Yusuke Iseki

Masayuki Shibata

Nobuhito Nakaya

Norio Ogata

Hiromu Kumagai

Yuko Murakami

Hiroyuki Tamura

Takashi Umeki

Yoshinari Koyama

Masao Aida

Tadanori Junke

Naoya Masuda

Koji Kato

Mikiya Hayashi

Takashi Hayakawa

Shogo Shimada

Tomoyuki Okuyama

Katsuhito Kondo

Atsushi Sato

Futoshi Utsuno

Masahiro Tatsumisago

Masatoshi Shibata

Akitoshi Hayashi

Shigeo Matsuzaki

Masahiro Iwahara

Wataru Kosaka

Hironari Kimpara

Toru Bando

Makoto Wakabayashi

Kenji Seki

Daigo Shirota

Hiroyasu Yamato

Satoshi Ikeuchi

Tatsuya Housaki

Masakatsu Kimura

Kouichi Suga

Tomio Ohno

Koichi Sato

Masao Ohmori

Akira Miyoshi

Koji Namiki

A solid electrolyte includes a lithium element, a sulfur element, a phosphorus element, and a halogen element. The solid electrolyte does not include PSstructure, and the solid electrolyte has diffraction peaks at around 2θ=20.2° and 23.6° in the X-ray diffraction pattern using a CuKα ray.

Solid electrolyte containing a thio-lisicon region II crystal structure

Provided is a method for producing an aromatic polyether, comprising reacting 4,4'-dichlorobenzophenone and hydroquinone in the presence of a potassium carbonate satisfying at least one of the following conditions (A) and (B): (A) the potassium carbonate has a bulk density of 1.2 g/ml or less; and (B) an average particle diameter D (μm) and a specific surface area S (m/g) of the potassium carbonate satisfy D/S≤600.

Method for producing aromatic polyether, and potassium carbonate used in same

A sulfide solid electrolyte, which is able to adjust the morphology unavailable traditionally, or is readily adjusted so as to have a desired morphology, the sulfide solid electrolyte having a volume-based average particle diameter measured by laser diffraction particle size distribution measurement of 3 μm or more and a specific surface area measured by the BET method of 20 m/g or more; and a method of treating a sulfide solid electrolyte including the sulfide solid electrolyte being subjected to at least one mechanical treatment selected from disintegration and granulation.

Sulfide solid electrolyte and treatment method therefor

Provided is a polyether ether ketone, comprising a repeating unit represented by the following formula (1), the polyether ether ketone having a crystallization temperature Tc of 255° C. or more, and satisfying one or both of the following conditions (A) and (B): (A) a fluorine atom content a is less than 2 mg/kg; and (B) a chlorine atom content b is 2 mg/kg or more.

Polyether ether ketone and method for producing polyether ether ketone

Provided is a polyether ether ketone, comprising a repeating unit represented by the following formula (1), satisfying one or both of the following conditions (A) and (B), and having a hydroxy group at one terminal or both terminals of a main chain of the polyether ether ketone: (A) a fluorine atom content a is less than 2 mg/kg; and (B) a chlorine atom content b is 2 mg/kg or more.

Polyether ether ketone, composition, and sheet

A method for producing a sulfide solid electrolyte having an argyrodite-type crystal structure may involve: mixing a raw material containing elemental phosphorus at an integrated power of 0.5 kWh/kg or more, and heat-treating a precursor obtained in the mixing at 350 to 500° C.

Method for producing sulfide solid electrolyte having argyrodite-type crystal structure

Provided is a method for producing a solid electrolyte having peaks at 2&#x3b8;=20.2&#xb0;&#xb1;0.5&#xb0; and 23.6&#xb0;&#xb1;0.5&#xb0; in X-ray diffractometry using a CuK&#x3b1; ray and containing a lithium element, a phosphorus element, a sulfur element, and a halogen element, the method including using raw materials containing yellow phosphorus and a compound containing a lithium element, a sulfur element, and a halogen element.

Production method for solid electrolyte

A sulfide solid electrolyte, which is able to adjust the morphology unavailable traditionally, or is readily adjusted so as to have a desired morphology, the sulfide solid electrolyte having a volume-based average particle diameter measured by laser diffraction particle size distribution measurement of 3 &#x3bc;m or more and a specific surface area measured by the BET method of 20 m2/g or more; and a method of treating a sulfide solid electrolyte including the sulfide solid electrolyte being subjected to at least one mechanical treatment selected from disintegration and granulation.

A method for producing a solid electrolyte, including: stirring a slurry including lithium sulfide and phosphorus sulfide in a hydrocarbon solvent in a reaction vessel, and circulating the slurry through a connecting pipe by a pump. The method is carried out in an apparatus including the reaction vessel and the connecting pipe connected to the pump and the reaction vessel.

Glass comprising solid electrolyte particles and lithium battery

A method of producing a solid electrolyte having a high ionic conductivity, which adopts a liquid-phase method and suppresses the generation of hydrogen sulfide, wherein a raw material inclusion containing a lithium element, a sulfur element, a phosphorus element, and a halogen element is mixed with a complexing agent containing a compound having at least two tertiary amino groups; and an electrolyte precursor constituted of a lithium element, a sulfur element, a phosphorus element, a halogen element, and a complexing agent containing a compound having at least two tertiary amino groups.

Method for producing solid electrolyte, and electrolyte precursor

A method for producing a solid electrolyte, comprising: grinding raw materials comprising lithium sulfide and phosphorus sulfide in a hydrocarbon solvent, optionally comprising stirring a slurry comprising the raw materials and the hydrocarbon solvent in a reaction vessel, and optionally, circulating the slurry through a connecting pipe, wherein the method is carried out in an apparatus comprising the grinder, the reaction vessel and the connecting pipe that connects the grinder and the reaction vessel.

A method for producing a solid electrolyte comprising feeding a solid electrolyte raw material-containing liquid comprising: a solid electrolyte raw material comprising lithium, phosphorus, sulfur and chlorine; and a solvent, to a liquid or gas medium having a temperature higher than the boiling point of the solvent, thereby evaporating the solvent and reacting the solid electrolyte raw material to precipitate a solid electrolyte having an argyrodite-type crystal structure.

Method for producing solid electrolyte

To provide a sulfur-containing complex having few impurities, a method for producing the complex at a higher production efficiency, and a method for producing a solid electrolyte using the complex, a sulfur-containing complex, containing a lithium sulfide and a lithium halide, exhibiting, in X-ray diffractometry using a CuK&#x3b1; ray, the diffraction angle of the peak of lithium halide shifting toward the diffraction angle of the peak of lithium sulfide, and not containing an oxygen-containing lithium halide represented by LiOX (where X represents a halogen element) is provided. And a production method for a sulfur-containing complex including heating a solution containing a lithium hydrosulfide and a lithium halide in the presence of hydrogen sulfide is also provided.

Complex comprising sulfur, a method for manufacturing the same, and a method for manufacturing a solid electrolyte

The invention provides a method for producing a solid electrolyte, which includes reacting two or more kinds of solid raw materials using a multi-axial kneading machine to give a crystalline solid electrolyte, and which can provide a crystalline solid electrolyte with excellent productivity.

Solid electrolyte production method using a multi-axial kneading machine

An apparatus for producing lithium sulfide, including: a reaction container for allowing lithium hydroxide powder to be in contact with a hydrogen sulfide gas; a stirring blade inside the reaction container; a first heating apparatus that keeps the temperature of an inner wall of the reaction container that is in contact with the powder; and a second heating apparatus that keeps the temperature of an inner wall that is not in contact with the powder.

Device for producing lithium sulfide, and method for producing lithium sulfide

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Sodegaura, Japan

Minoru Senga