The University of Tokyo

Fujifilm Corporation

Ricoh Company, Ltd.

Daicel Corporation

Jnc Corporation

Osaka University

Pi-crystal Incorporation

Pi-crystal Inc.

National University Coporation Tottori University

Toshihiro Okamoto

Junichi Takeya

Tetsuya Watanabe

Yoshihisa Usami

Hiroaki Tsuyama

Eiji Fukuzaki

Masashi Koyanagi

Yukio Tani

Koichi Kudo

Tetsu Kitamura

Kimiatsu Nomura

Yasuyuki Akai

Masatoshi Yumoto

Daiji Ikeda

Tadanori Kurosawa

Tetsuo Watanabe

Hiromichi Matsuda

Katsuaki Miyawaki

Jun Yamane

Takeshi Yokoo

Tetsuya Matsushita

Atsuyuki Oyamada

Kenji Shirokane

Koki Nakamura

Daisuke Maeda

Yasufumi Takahashi

Hideyuki Takayama

Takashi Goto

Hiroki Sugiura

Fumiko Tamakuni

Tauto Nakanishi

Kenta Takahashi

Hiroaki Takagi

Hiroshi Katayama

Junya Takigawa

Takamasa Matsumoto

Ken Oikawa

Tamon Sadasue

Youhei Niitsuma

Takuro Kamiya

Hideaki Kibune

Yuichi Hirose

Kenji Hayasaka

Takeshi Matsushita

Yu Yamashita

Ichiro Maeda

Hanako Bando

Kazuya Nagao

Atsushi Ikeda

Yuichi Mikuni

Chikahiko Mitsui

Masato Mitani

Takayoshi Yokota

Dinghai Cen

Tsubasa Tamura

Yosuke Ito

Tomonori Matsumuro

A first object of the present invention is to provide a method for producing a cyclic imide compound with high yield and high purity. A second object of the present invention is to provide a composition that can be used in the method for producing a cyclic imide compound with high yield and high purity. A third object of the present invention is to provide an intermediate compound that can be used in the method for producing a cyclic imide compound with high yield and high purity. The method for producing a cyclic imide compound according to the present invention includes reacting a compound represented by formula (1) below with at least one amine compound to obtain a compound represented by formula (2) below.

Method for producing cyclic imide compound, composition, and compound

Provided is a compound that is excellent in chemical stability, has high solubility in a solvent, and exhibits excellent carrier mobility. A compound represented by Formula (1):

Compound and application thereof

Provided are an organic thin film transistor, an organic semiconductor film, a compound, an organic thin film transistor-forming composition, and a method of manufacturing the organic thin film transistor. The organic thin film transistor includes the organic semiconductor film. The organic semiconductor film includes a compound represented by a specific formula. The organic semiconductor film, the compound, and the organic thin film transistor-forming composition can be preferably used in the organic thin film transistor. The method of manufacturing the organic thin film transistor includes a step of forming an organic semiconductor film by applying the organic thin film transistor-forming composition to a substrate.

Organic thin film transistor, organic semiconductor film, compound, organic thin film transistor-forming composition, and method of manufacturing organic thin film transistor

Provided is a conductor material having high conductivity. The conductor material according to an embodiment of the present disclosure has a configuration in which a conjugated polymeric compound having an electron donating group containing a heteroatom in a side chain is doped with a dopant containing an anion selected from a nitrogen anion, a boron anion, a phosphorus anion and an antimony anion, and a counter cation. The anion is preferably an anion represented by Formula (1) below: where Rand Rare identical or different, and each represent an electron withdrawing group; and Rand Rmay be bonded to each other to form a ring with an adjacent nitrogen atom.

Conductor material

Provided is a dopant with which a conductor material having high electrical conductivity can be formed. The present disclosure relates to a dopant containing a radical cation represented by Formula (1) and a counter anion. In Formula (1), Rto Rmay be the same or different, and each denotes a monovalent aromatic group or a group represented by Formula (r). at least one of Rto Ris a group represented by Formula (r), and n indicates the valence of the radical cation and is equal to the quantity (n) of nitrogen atoms in the formula. In Formula (r), Ar, Ar, and Armay be the same or different, and each denotes a divalent aromatic group, and Ar, Ar, Ar, and Armay be the same or different, and each denotes a monovalent aromatic group optionally having a substituent represented by Formula (sb) below. Furthermore, m and n may be the same or different, and each represents an integer of 0 or greater.

Dopant and conductor material

A novel dopant according to the present disclosure includes an anion represented by the following Formula (1) and a counter cation. In Formula (1), Rand Rmay be each at least one group selected from a nitro group, a cyano group, an acyl group, a carboxyl group, an alkoxycarbonyl group, a haloalkyl group, a sulfo group, an alkylsulfonyl group, an halosulfonyl group, and a haloalkylsulfonyl group, or may be a group formed by Rand Rbonded to each other [—SO-L-SO—] (where L represents a haloalkylene group). The counter cation may be a radical cation represented by Formula (2), where Rand Rrepresent electron-withdrawing groups that may be bonded to each other to form a heterocycle, and Rto Rrepresent a hydrogen atom, a hydrocarbon group that may have a substituent, or a heterocyclic group that may have a substituent. The dopant is capable of forming an electroconductive composition that shows a high conductivity.

Dopant, electroconductive composition and method for producing same

Provided is a novel chalcogen-containing organic semiconductor compound having excellent carrier mobility. The compound is represented by Formula (1a) or (1b): [Chem. 1]

Chalcogen-containing organic compound, organic semiconductor material, organic semiconductor film, and organic field-effect transistor

An object of the present invention is to provide a composition capable of manufacturing an organic thin film transistor having excellent carrier mobility even under low temperature conditions. The composition of the present invention contains a compound represented by Formula (1) and an alcohol represented by Formula (S1).

Composition

An electronic device includes an open-close detector configured to detect an open-close state indicating whether an optical path open-close device of a film camera is open or closed, a displacement detector configured to detect a displacement of a movable portion of the film camera interlocked with a movement of an operation portion of the film camera, and control circuitry. In response to a detection result of the displacement detector, the control circuitry selects a measurement mode for measuring an open time during which the optical path open-close device is open, from a plurality of operation modes of the electronic device. In the measurement mode, the control circuitry measures the open time based on the open-close state detected by the open-close detector.

Electronic device, imaging device, and imaging apparatus

An organic semiconductor element in which an organic semiconductor layer contains a compound of Formula (1) and/or a compound of Formula (2) or the organic semiconductor layer contains a polymer having a structure of any one of Formulae (6) to (8):  in which Rings A and B each represent an aromatic 5-membered ring, X represents a nitrogen atom or CR, and Rrepresents a hydrogen atom or a substituent; E represents an oxygen atom or a sulfur atom; Rto Reach represent a specific substituent; and p, q, r, and s each are an integer of 0 to 2; n is 1 or 2; and * represents a bonding site.

Organic semiconductor element, organic semiconductor composition, method of manufacturing organic semiconductor film, organic semiconductor film, and compound and polymer using the same

An organic semiconductor element in which an organic semiconductor layer contains a compound of Formula (1), a compound of Formula (2), and/or a compound of Formula (3) or contains a polymer having a structure of any one of formed by Formulae (8) to (10):  in which Xrepresents a nitrogen atom or CR, and rings A to B each represent a specific nitrogen-containing ring; Yrepresents an oxygen atom, a sulfur atom, CR, or NR; Vrepresents NR, an oxygen atom, a sulfur atom, or a selenium atom; Rto Reach represent a hydrogen atom or a substituent; Rrepresents a specific substituent, and p is an integer of 0 to 2; n represents 1 or 2; and * represents a bonding site.

A sheet conveying device, which is incorporated in an image forming apparatus, includes a first detector to detect an angle deviation of a recording medium to a sheet conveying direction, a second detector to detect a lateral shift of the recording medium to a width direction, a third detector to detect at least one of the angle deviation and the lateral shift after correction of the angle deviation detected by the first detector and the lateral shift detected by the second detector, and a rotary body to perform a primary movement by (1) rotating in the sheet conveying direction and returning to a reference position and by (2) moving in the width direction and returning to the reference position, and a secondary movement by performing at least one of (1) and (2) after the primary movement.

Sheet conveying device and image forming apparatus incorporating the sheet conveying device

A method includes acquiring starting position information of moving bodies; acquiring destination position information of movement destinations; acquiring path information indicating paths on which the moving bodies can move; calculating, for each moving body, a minimum movement amount required for the moving body to move on a path from the starting position to each movement destination, based on the starting position information, the destination position information, and the path information; allocating a movement destination not allocated to any moving body to a moving body that has a minimum movement amount being the smallest of the minimum movement amounts and that has no allocation of any movement destination; further allocating, when there is a movement destination not allocated to the moving body on a movement route, the not-allocated movement destination to the allocated moving body; and determining movement routes of the moving bodies based on the allocation.

Movement route determination method and program

Growing community of inventors

Tokyo, Japan

Toshihiro Okamoto