Samsung Electronics Co., Ltd.

Keisuke Korai

Mitsunori Ito

Shiro Irisa

Masaki Numata

Taehyung Kim

Norihito Ishii

Rie Sakurai

Daeyoung Chung

Eunjoo Jang

Takahiro Fujiyama

Jhunmo Son

Takao Motoyama

Satoshi Inayama

Atsushi Imamura

Katsunori Shibata

Norifumi Kishi

Masaru Kinoshita

Provided is a compound that has a long pot life of a solution and is able to achieve low driving voltage, high efficiency, and long lifespan of an organic electroluminescent device. The present disclosure relates to a compound having a triphenyl triazine structural moiety and including a group that has a structure in which a substituted or unsubstituted carbazole group and a predetermined number of carbazole rings are directly bonded via a single bond, as described in the specification.

Compound, composition including the same, liquid composition, and organic electroluminescent device

A heterocyclic compound represented by Formula 1, a composition including the same, and an organic light-emitting device including the heterocyclic compound:

Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound

A polymer compound including a repeating unit represented by Formula 1:

Polymer compound, composition including the polymer compound, light-emitting device including the polymer compound

A heterocyclic compound represented by Formula 1:

A heterocyclic compound represented by Formula 1, a composition including the same, and an organic light-emitting device including the heterocyclic compound:  Lto L, L, a1 to a4, a11, Ar, Ar, Ar, Rto R, Rto R, b1 to b7, and b11 to b12 are described in the specification.

Provided are a charge transport material represented by Formula 1, a composition including the charge transport material, and an organic light-emitting device including the composition 

Charge transport material, composition including the charge transport material, and organic light-emitting device including the composition

Provided are a polymer, a composition including the polymer, and an organic light-emitting device including the polymer.

Polymer, composition including the polymer, and organic light-emitting device including the polymer

A copolymer including a unit represented by Formula 1 and a unit represented by Formula 2:  wherein, in Formulae 1 and 2, groups and variables are the same as described in the specification.

Copolymer, organic light-emitting device material including the same, and organic light-emitting device including the organic light-emitting device material

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Yokohama, Japan

Keisuke Korai