Nisshinbo Industries, Inc.

Nisshinbo Holdings Inc.

Other

Unimatec Co., Ltd

Tottori University

National Institute of Technology

Gen Masuda

Shun Hasegawa

Takaya Sato

Osamu Suzuki

Namiko Shiohata

Ryutaro Nozu

Kazuko Matsumoto

Tatsuya Maruo

Kanako Yuyama

Yasushi Hasegawa

Soichiro Takenishi

Tatsuo Ichihara

Masashi Tone

Hirohiko Yokomizo

Namiko Nakajima

Kazuko Komiya

Yatsuhiro Hasegawa

Shigekazu Hasegawa

Kazuo Saito

Satoshi Amano

Atsushi Hagiwara

Keisuke Kokin

Kimiyo Banno

Hiroyuki Arafune

Mitsugu Kotani

Shunsuke Iizuka

Satoshi Kubota

Kentaro Takagi

Masato Nanjo

Shoko Marukane

Toshio Fuchigami

Yukiko Yano

Ichiro Minami

Kei Sekiguchi

The electrolyte additive includes a neutral compound represented by formula (1) and having, in the molecule, a trialkyl silyl group. It can improve the withstand voltage of the electrolyte and be applied to electrolyte for lithium-ion rechargeable batteries. In formula (1), Reach represent independent C1-8 alkyl groups, Reach represent independent C1-8 alkyl groups, A represents a C1-10 alkylene group, X represents either a single bond, a methylene group or one of the linking groups represented by formulas (2) to (4), m represents an integer from 1 to 3, n represents an integer from 0 to 2, where m+n is 2 if X is a single bond, a methylene group, a linking group represented by formula (2) or a linking group represented by formula (3), and m+n is 3 if X is a linking group represented by formula (4). In formula (3), Rrepresents a C1-8 alkyl group.

Electrolyte additive

A simple, highly versatile method for fixing smooth materials that utilizes a water pasting method can be provided by interposing an ionic liquid between smooth materials such as glass or resin not impregnated with an ionic liquid and fixing these smooth materials.

Method for fixing smooth materials using ionic liquid

Provided is a silyl ether-containing sulfonate salt that contains an anion represented by formula (1) and a cation. (In the formula, Rto Rare each independently a C1-4 alkyl group. m is an integer from 1 to 3. n is an integer from 2 to 8.)

Silyl ether-containing sulfonate salt

The purpose of the present invention is to provide a conductive metal paste having improved conductivity without increasing the amount of a conductive filler to be added. The conductive metal paste contains a metal filler and less than 1 mass % of an ionic liquid, and does not contain carbon nanotubes.

Conductive metal paste

A composite material comprising a plurality of polymer chains fixed to a base and swelled with a mixture which contains a salt and a hydrogen bond-donating compound and has a melting point maintained at 100&#xb0; C. or less.

Composite material

Provided are: an ionic liquid including the fluorine-containing phosphate ester anions represented by formula (1); and a lubricating oil composition including said ionic liquid. (In the formula, Rf represents a C1-14 perfluoroalkyl group. Rrepresents a C1-8 alkyl group.)

Ionic liquid including fluorine-containing phosphate ester anions, and lubricating oil composition

An ammonium salt having a saccharin anion, which is represented by formula (1), exhibits excellent thermal stability even though no halogen atom is contained therein. (In the formula, each of R-Rindependently represents an alkyl group having 1-4 carbon atoms or an alkoxyalkyl group that is represented by &#x2014;(CH)&#x2014;OR (wherein R represents an alkyl group having 1-4 carbon atoms, and n represents an integer of 1 or 2). Incidentally, any two of the R-Rmay combine with each other to form a ring together with a nitrogen atom.

Ammonium salt having saccharin anion

A secondary battery having good performance especially in a high-temperature environment can be obtained by using an electrolyte solution for secondary batteries, which is characterized by containing an ionic liquid represented by formula (1) and a lithium salt. (In the formula, each of Rand Rindependently represents an alkyl group having 1-5 carbon atoms; and n represents 1 or 2.)

Electrolyte solution for secondary batteries, and secondary battery

Provided is a lubricant including a silicon-containing ionic liquid represented by formula (1). (In the formula, Rrepresents an alkyl group having 1 to 10 carbon atoms, Rrepresents an alkyl group having 8 to 20 carbon atoms, and Rrepresents an alkyl group having 1 to 8 carbon atoms. Herein, it is provided that the number of carbon atoms in Ris greater than the number of carbon atoms in R.)

Lubricant including silicon-containing ionic liquid

Provided is a salt that comprises a silicon-containing phosphate anion represented by formula (1) (in the formula, R-Reach independently represent an alkyl group having 1-4 carbon atoms, and n represents an integer of 2-8).

Salt comprising silicon-containing phosphate anion, and lubricant

Provided is a silicon-containing sulfuric acid ester salt comprising a silicon-containing sulfuric acid ester anion represented by formula (1) and a cation selected from cations respectively represented by formulae (2) to (5). 

Silicon-containing sulfuric acid ester salt

Provided is an electrolyte salt comprising a quaternary ammonium cation indicated by formula (1) and a trimethylsilyl alkanesulfonate anion indicated by formula (2). (In the formula, R-Reach independently indicate a C1-4 alkyl group or an alkoxyalkyl group indicated by &#x2014;(CH)&#x2014;OR. Any two among R-Rcan mutually bond and form a ring together with a nitrogen atom to which same have bonded. The remaining two can mutually bond and form a spiro ring having a nitrogen atom as the spiro atom therefor. R indicates a methyl group or an ethyl group. n indicates 1 or 2 and m indicates 2 or 3.)

Electrolyte salt and electrolyte for electricity storage device, and electricity storage device

Provided is an ionic liquid comprising a cyclic quaternary ammonium cation indicated by formula (1) and a trimethylsilyl alkanesulfonate anion indicated by formula (2).  (In the formula, Rindicates a C1-3 alkyl group, Rindicates a methyl group or an ethyl group, n indicates 1 or 2, and m indicates 2 or 3.)

Ionic liquid

Disclosed is a method for photolyzing organic matters by which various organic matters including harmful organic matters can be photolyzed quickly. Also disclosed is an efficient method for treating wastewater which utilizes the photolyzing method. An organic matter is photolyzed in a reaction system containing a photocatalyst and a hydrophobic ionic liquid represented by the formula (2) below. [In the formula, Me represents a methyl group and Et represents an ethyl group.]

Method for photolyzing organic matter and method for treating wastewater

Electrical storage devices having excellent low-temperature properties can be obtained by using a quaternary salt (or ionic liquid) of general formula (1) below as an electrolyte salt for electrical storage devices or a liquid electrolyte for electrical storage devices. In formula (1), Rto Rare each independently an alkyl group of 1 to 5 carbons or an alkoxyalkyl group of the formula R'&#x2014;O&#x2014;(CH)&#x2014;, with the proviso that at least one group from among Rto Ris the above alkoxyalkyl group. X is a nitrogen or phosphorus atom, and Y is a monovalent anion.

Ionic liquids, electrolyte salts for electrical storage devices, liquid electrolytes for electrical storage devices, electrical double-layer capacitors, and secondary batteries

Growing community of inventors

Chiba, Japan

Gen Masuda