Tokyo Ohka Kogyo Co., Ltd.

Daicel Corporation

Eneos Corporation

Tokyo University of Science Foundation

Dai Shiota

Kunihiro Noda

Hiroki Chisaka

Kazuya Someya

Koichi Misumi

Mayumi Kuroko

Yoshinori Tadokoro

Naozumi Matsumoto

Jiro Hikida

Tatsuro Ishikawa

Takehiro Seshimo

Koji Arimitsu

Shinichi Komatsu

Yasuyuki Akai

Issei Suzuki

Tsutomu Watanabe

Yasushi Fujii

Kazuhiro Uehara

Hideyuki Takai

Yasuhide Ohuchi

Masaru Shida

Kyohei Ishida

Ichiro Takase

Kyuhei Kitao

Yukitsugu Maeda

Takafumi Imoto

Kouhei Fujita

Yoshiya Narasaki

Hiroyuki Kikuchi

Daisuke Tanida

Hideki Saijo

Kieko Hanano

An energy-sensitive composition including a polysilane, a base generator, and a solvent, the base generator including a compound represented by formula (b1) and a photo base generator: in which Rto Reach independently represents a hydrogen atom, halogen atom, hydroxyl group, mercapto group, sulfide group, silyl group, silanol group, nitro group, nitroso group, sulfonato group, phosphino group, phosphinyl group, phosphonato group or organic group; Rand Reach independently represent a hydrogen atom, halogen atom, hydroxyl group, mercapto group, sulfide group, silyl group, silanol group, nitro group, nitroso group, sulfino group, sulfo group, sulfonato group, phosphino group, phosphinyl group, phosphono group, phosphonato group or aliphatic group; and Rrepresents a hydrogen atom, alkyl group or alkoxy group.

Energy-sensitive composition, cured product, and forming method of patterned cured product

The present invention aims to provide: a novel silicon-containing polymer that is alkali soluble or is soluble in an alkaline aqueous solution by using heat, etc.; a film-forming composition including the silicon-containing polymer; a method for forming a silicon-containing polymer coating using the film-forming composition; a method for forming a silica coating using the film-forming composition; and a production method for the silicon-containing polymer. The silicon-containing polymer including at least either a polysiloxane chain or oligosiloxane chain or a polysilane chain or oligosilane chain in the molecular chain thereof has a group that has e.g., a carboxy or carboxylic acid ester group and a sulfide group, introduced to the molecular chain as a result of an ene-thiol reaction.

Silicon-containing polymer, film-forming composition, method for forming silicon-containing polymer coating, method for forming silica coating, and production method for silicon-containing polymer

An energy-sensitive composition that yields a cured product with excellent thermal resistance and crack resistance, a cured product of the composition, and a method of forming a cured product. The energy-sensitive composition includes a polysilane and a thermal base generator, in which the thermal base generator includes an ionic compound and a nonionic compound. An anion moiety in the ionic compound preferably includes at least one of an anion having an oxaxanthone skeleton, an anion having a ketoprofen skeleton, and an anion having a fluorenone skeleton.

Energy-sensitive composition, cured product, and forming method of cured product

A novel compound suitable as an epoxy curing catalyst; an epoxy curing catalyst using the compound; and a method for producing the compound. A compound represented by formula (1) in which Xrepresents an m valent counter cation, Rrepresents an aromatic group which may have a substituent; Rrepresents an alkylene group which may have a substituent; Rrepresents a halogen atom, a hydroxyl group, a mercapto group, a sulfide group, a silyl group, a silanol group, a nitro group, a nitroso group, a sulfonic acid ester group, a phosphino group, a phosphinyl group, a phosphonic acid ester group or an organic group; m represents an integer of 1 or more; n represents an integer of 0-3; and Rmay bond with Rto form a cyclic structure.

Compound, epoxy curing catalyst and method for producing compound

A resin composition including a silicon-containing resin component and a solvent, the silicon-containing resin component includes (I) mentioned below, the solvent including at least one of a terpene compound having at least one of a hydroxy group and an acetoxy group, and a cyclic skeleton-containing acetate compound (excluding the terpene compound):

Resin composition, method for producing resin composition, film formation method, and cured product

The present invention provides: a liquid composition which can be suitably used for production of an optical film having a favorable fluorescence efficiency and includes quantum dots (A), a quantum dot-containing film obtained by drying and/or curing the liquid composition, an optical film for a light-emitting display element made of the quantum dot-containing film, a light-emitting display element panel including the optical film, and a light-emitting display equipped with the light-emitting display element panel. An ionic liquid (B), and a solvent (S) are incorporated into a liquid composition including quantum dots (A), in which the solvent (S) includes a solvent (S1), the solvent (S1) being a compound having a cyclic skeleton and including a heteroatom other than a hydrogen atom and a carbon atom.

Liquid composition, quantum dot-containing film, optical film, light-emitting display element panel, and light-emitting display device

To provide a method for producing surface-modified metal oxide fine particles, which can produce surface-modified metal oxide fine particles having excellent dispersion stability in dispersion liquids having various compositions; a method for producing improved metal oxide fine particles, suitable as a method for producing metal oxide fine particles to be surface-modified in production of the surface-modified metal oxide fine particles; surface-modified metal oxide fine particles which can be produced by the method for producing surface-modified metal oxide fine particles; and a metal oxide fine particle dispersion liquid including the surface-modified metal oxide fine particles. Surface-modified metal oxide fine particles are produced by a method including coating at least a part of surfaces of metal oxide fine particles with a carboxylic acid compound having a certain structure substituted with an amino group which may be cyclic, and/or carboxylate thereof.

Method for producing surface-modified metal oxide fine particle, method for producing improved metal oxide fine particles, surface-modified metal oxide fine particles, and metal oxide fine particle dispersion liquid

To provide a curable composition which can easily form an optical film with good fluorescence efficiency and includes quantum dots (B), a film made of a cured product of the curable composition, an optical film for a light-emitting display element made of the film, a light-emitting display element panel including the optical film, and a light-emitting display equipped with the light-emitting display element panel. A film is formed by curing a curable composition which includes an epoxy compound (A) having two or more epoxy groups and including a cyclic structure other than an oxirane ring, quantum dots (B), and an acid generator (C).

Curable composition, film, optical film, light-emitting display element panel, and light-emitting display

A curable composition which is capable of forming a cured product having satisfactory heat resistance and adhesion to a base material, and has satisfactory curability, a cured film obtained from a cured product of the curable composition, a display panel or an OLED light provided with the cured film, and a method for producing a cured product using the curable composition. The composition includes a curable compound and a cationic polymerization initiator, and contains a cationic polymerizable compound having, as the main skeleton, a fused ring in which three or more rings including an aromatic ring are fused, and a salt including a gallium-containing anion as the cationic polymerization initiator.

Curable composition, cured film, display panel or OLED light, and method for producing cured product

A resin composition resulting in a cured article which is excellent in balance among mechanical strength, surface smoothness, and light transmittance, a method for producing a cured article, a cured article, and a flexible substrate or flexible display including the cured article. The resin composition includes a polyamic acid having a structural unit represented by the following formula (1), a cellulose compound having a weight average molecular weight of 60,000 or less, and an organic solvent. In the formula (1), A is a tetravalent organic group and B is a divalent organic group.

Resin composition, method for producing cured article, cured article, flexible substrate, and flexible display

An aromatic amine compound capable of satisfactorily forming a cured product having exceptional alkali resistance by reaction with an epoxy compound; a curing agent for an epoxy compound, the curing agent including the aromatic amine compound; a curable composition including the curing agent for an epoxy compound; a cured product of the curable composition; a method for producing the cured product; and a method for producing the abovementioned aromatic amine compound. The aromatic amine compound has a structure such that a specific position in a central skeleton comprising a fused ring such as a fluorene ring is substituted with a side-chain group including two aromatic groups linked by a flexible bond such as an amide bond, at least one amino group is bonded to the end of the side-chain group, and the structure has no hydroxyl groups.

Aromatic amine compound, curing agent for epoxy compound, curable composition, cured product, method for producing cured product, and method for producing aromatic amine compound

A hydrogen barrier agent capable of imparting hydrogen barrier performance to various materials; a hydrogen barrier film forming composition including the hydrogen barrier agent; a hydrogen barrier film including the hydrogen barrier agent; a method for producing a hydrogen barrier film, which uses the composition; and an electronic element provided with the hydrogen barrier film. A salt compound having a specific structure including an imidazolyl group is used as the hydrogen barrier agent. The composition is prepared by blending the hydrogen barrier agent into the base material component. The hydrogen barrier film is formed using the hydrogen barrier film forming composition.

Hydrogen barrier agent, hydrogen barrier film forming composition, hydrogen barrier film, method for producing hydrogen barrier film, and electronic element

A method for producing a polyimide film includes: obtaining a polyamic acid solution having a viscosity of 5 to 150 cps by preparing a raw material mixture liquid containing a solvent, a tetracarboxylic dianhydride represented by a specific general formula, and an aromatic diamine represented by a specific general formula, and has a total content of the tetracarboxylic dianhydride and aromatic diamine of 15% by mass or less, and reacting the tetracarboxylic dianhydride and aromatic diamine with each other in the raw material mixture liquid forming a polyamic acid having a repeating unit represented by a specific general formula; obtaining a polyimide-forming mixture liquid by adding a compound represented by a specific general formula to the polyamic acid solution; and obtaining a polyimide film represented by a specific general formula by forming a film made of the polyimide-forming mixture liquid, followed by imidization of the polyamic acid in the film.

Method for producing polyimide film, polyimide film, polyamic acid solution, and photosensitive composition

An energy-sensitive composition including at least one of a silane compound monomer capable of forming a polysilane compound, a silane compound oligomer and the polysilane compound, and a base generator (B) represented by the following formula (1): 

Energy-sensitive composition, cured product, and pattern forming method

A polyimide precursor composition that exhibits excellent tensile strength and breaking elongation, and that provides a film containing an alicyclic polyimide resin; a method for producing a polyimide film using the polyimide precursor composition; and a permanent film that contains an alicyclic polyimide resin and that exhibits excellent tensile strength and breaking elongation. The polyimide precursor composition is a mixture of a resin precursor component which is a polyamic acid including an alicyclic backbone having a predetermined structure, a monomer component that includes an aromatic diamine compound having a predetermined structure or an alicyclic tetracarboxylic acid di-anhydride having a predetermined structure; an imidazole compound having a predetermined structure; and a solvent.

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Kawasaki, Japan

Dai Shiota