Canon Kabushiki Kaisha

Samsung Electronics Co., Ltd.

Jun Kamatani

Naoki Yamada

Shinjiro Okada

Takao Takiguchi

Yosuke Nishide

Satoshi Igawa

Akihito Saitoh

Hirokazu Miyashita

Akira Tsuboyama

Takashi Moriyama

Manabu Furugori

Seishi Miura

Kengo Kishino

Tetsuya Kosuge

Hironobu Iwawaki

Masashi Hashimoto

Takayuki Horiuchi

Hiroki Ohrui

Satoru Shiobara

Shigemoto Abe

Masumi Itabashi

Hidemasa Mizutani

Koji Noguchi

Minako Nakasu

Tetsuo Takahashi

Masanori Muratsubaki

Tomona Yamaguchi

Keiji Okinaka

Ryota Ooishi

Hiroyuki Tomono

Itaru Takaya

Akihiro Senoo

Norifumi Kajimoto

Kenichi Ikari

Isao Kawata

Takayuki Ito

Kentaro Ito

Chiaki Nishiura

Ryuji Ishii

Koichi Ishige

Yuto Ito

Haruna Iida

Nobuhiko Sato

Kazunori Ueno

Tomoyuki Hiroki

Yojiro Matsuda

Nobutaka Mizuno

Taro Endo

Chika Negishi

Tomonari Horikiri

Minako Kurokawa

Moe Takahira

Koichi Sato

Takeshi Sekiguchi

Jian Chen

Taiki Watanabe

Masanori Seki

Satoshi Ota

Maki Okajima

Shoma Hinata

Katsuaki Kuge

Atsushi Hamaguchi

Tomokazu Kotake

Chika Nishi

Takao Takuguchi

An organic compound, represented by formula [1] or [2], suitably used for a thermally activated delayed fluorescent device:

Organic compound and organic light-emitting device

An organic compound represented by formula [1]: where Rto Rare each independently selected from the group consisting of a hydrogen atom and substituents, wherein at least one of Rto Rand Rto Ris an amino group or an amino group-containing group, and X is oxygen, sulfur, selenium, tellurium, or a CRRgroup, wherein Rand Rare each independently selected from the group consisting of a hydrogen atom and substituents.

There is provided an organic compound represented by formula [1-1] or [1-2]: where Rto Rare each independently selected from a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an amino group, an aromatic hydrocarbon group, a heterocyclic group, an aryloxy group, a silyl group, and a cyano group, in which at least one of Rto Rand Rto Rand at least one of Rto Rand Rto Rare amino groups; and Xto Xare each oxygen, sulfur, selenium, or tellurium and are optionally the same or different.

A photoelectric conversion element including an anode, a cathode, and a photoelectric conversion layer, wherein the photoelectric conversion layer contains a first organic compound and a second organic compound, and difference between oxidation potential of first organic compound and reduction potential of second organic compound is larger than 1.5 [V], and the first organic compound is any one of general formulae [1] below, a fluoranthene derivative, and a metal complex, Rrepresents a hydrogen atom or a substituent, Ar, Ar, and Zrepresents a substituent, nand nrepresents an integer of 0 to 4, and Xto Xrepresents a nitrogen atom, a sulfur atom, an oxygen atom, or a carbon atom.

Photoelectric conversion element, image pickup element, and image pickup apparatus

An organic compound represented by formula [1]: where in formula [1], Rto Rare each independently selected from the group consisting of a hydrogen atom, a hydrocarbon group, and other substituents having a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, at least one of Rto Ris one of the other substituents, at least any one of Rand Ris a hydrogen atom or a hydrocarbon group, at least any one of Rand Ris a hydrogen atom or a hydrocarbon group, and at least any one of Rand Ris a hydrogen atom.

Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, lighting device, and moving object

An organic compound represented by formula [1] or [2]: where Xto Xare each independently selected from a hydrogen atom, a halogen atom, and alkyl, alkoxy, amino, aromatic hydrocarbon, heterocyclic, aryloxy, heteroaryloxy, silyl, and cyano groups, in which at least one of Xto Xand at least one of Xto Xare each an amino group or a group containing an amino group; Yand Yare each oxygen, sulfur, selenium, tellurium, a carbonyl group, or a CRRgroup and are optionally the same or different, in which Rand Rare each independently selected from a hydrogen atom, a halogen atom, and alkyl, alkoxy, amino, aromatic hydrocarbon, heterocyclic, aryloxy, heteroaryloxy, silyl, and cyano groups, and Yand Yare each oxygen, sulfur, selenium, or tellurium and are optionally the same or different.

An organic compound represented by formula [1] or [2]: where Xto Xand Xto Xare each independently selected from a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an amino group, an aryl group, a heterocyclic group, an aryloxy group, a heteroaryloxy group, a silyl group, and a cyano group, in which at least one of Xto Xand at least one of Xto Xare substituted or unsubstituted amino groups; and each Y is oxygen, sulfur, selenium, tellurium, or a CRCRgroup and may be the same or different, in which Rand Rare each independently selected from a hydrogen atom, an alkyl group, an alkoxy group, an amino group, an aryl group, a heterocyclic group, an aryloxy group, a heteroaryloxy group, a silyl group, or a cyano group.

A composition contains an organic compound and an anthracene compound different from the organic compound, the anthracene compound having a hydrogen atom at at least one of positions 9 and 10, in which the concentration of the anthracene compound is 100 ppm or less. Additionally, a long-lived organic light-emitting device includes an organic compound layer containing a reduced concentration of the anthracene compound.

Composition, organic light-emitting device, display device, photoelectric conversion apparatus, electronic apparatus, and moving object including the composition

An organic compound represented by the following formula [1] or [2]: wherein Rto Rindependently denote a substituent selected from a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted silyl group, a cyano group, a trifluoromethyl group, a substituted or unsubstituted aromatic hydrocarbon group, and a substituted or unsubstituted heterocyclic group, and Rand R, and/or Rand Rmay be bonded together to form a ring structure.

An organic light emitting device including, in sequence, an anode, a light emitting layer, a first electron transport layer, a second electron transport layer, and a cathode, wherein the second electron transport layer includes a first material and a second material different from the first material, and the first electron transport layer includes a third material and a fourth material different from the third material.

Organic light emitting device, and display apparatus, photoelectric conversion apparatus, electronic apparatus, illumination apparatus, and moving object including the same

An organic compound represented by formula [1] is provided. Ring A is a polycyclic aromatic hydrocarbon ring having a fluoranthene skeleton and having 16 to 60 carbon atoms and optionally has, as a substituent, a substituted or unsubstituted alkyl group or the like. Rings Band Bare aromatic hydrocarbon rings having 6 to 18 carbon atoms and each have two or more electron withdrawing groups. Qand Qrespectively represent one of the electron withdrawing groups of the ring Band one of the electron withdrawing groups of the ring B, and are respectively located at an ortho position of the ring Band at an ortho position of the ring Bwith respect to the ring A.

Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, lighting apparatus, moving object, and exposure light source

An organic EL device includes at least an anode, a first light-emitting layer, an intermediate layer, a second light-emitting layer, and a cathode in this order. The intermediate layer is adjacent to the first light-emitting layer and the second light-emitting layer. The first light-emitting layer and the second light-emitting layer can trap electrons. A material constituting the intermediate layer is a hydrocarbon that has a HOMO level equal to or lower than the HOMO level of a host of the first light-emitting layer and that has a high Slevel.

Organic EL device as well as display apparatus, image pickup apparatus, communication apparatus, lighting apparatus, luminaire, and moving body each including the same

An organic light emitting device including, in sequence, a first electrode, a first charge transport layer, a second charge transport layer in contact with the first charge transport layer, a light emitting layer in contact with the second charge transport layer, and a second electrode, wherein the first charge transport layer includes a first material and a second material, the second charge transport layer includes the second material and a third material, and the light emitting layer includes the third material and a fourth material.

An organic compound represented by formula [1]. In the formula rings Q represented by formula [1-1] are each independently present at positions *1 and *2 such that positions * of the rings Q correspond to the positions *1 and *2. The rings Q may be the same or different. Rand Rrepresent groups each independently selected from the group consisting of a hydrogen atom and a substituted or unsubstituted aryl group. The rings Q are aromatic hydrocarbons. Rto Rrepresent groups each independently selected from the group consisting of a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, and a cyano group. At least one of Rto Rrepresents a cyano group.

Organic compound and organic light-emitting element

Growing community of inventors

Tokyo, Japan

Jun Kamatani