Samsung Display Co., Ltd.

Seungmook Lee

Jaekook Ha

Sehun Kim

Dukki Kim

Dongwoo Shin

Heunggyu Kim

Jongwon Park

Jaeyun Kim

Naoyuki Ito

Changhee Lee

Hyojin Ko

Hyeran Mun

Junbo Sim

Youngil Kim

Juyon Lee

Wonjun Park

Jonghyeok Lee

A method of forming a hole injection layer, a hole injection layer ink composition, and a light-emitting device manufactured by using the hole injection layer ink composition.

Method of forming hole injection layer, hole injection layer ink composition, and light-emitting device manufactured by using hole injection layer ink composition

According to one aspect of the invention, a hole-transporting ink composition for a light emitting device, the hole-transporting ink composition includes an adhesion-promoting compound represented by Formula 1 and a hole-transporting compound:A—B—C  Formula 1 wherein, in Formula 1, the variables are defined above.

Hole-transporting ink composition, light-emitting device, and method of preparing the light-emitting device

A composition, an interlayer manufactured therefrom, and an apparatus including the interlayer are provided. The composition includes a polymer compound represented by Formula 1, a non-arylamine-based compound represented by Formula 2, and a solvent: Z.&#x2003;&#x2003;&#x3c;Formula 2&#x3e; The substituents in Formulae 1 and 2 may be understood as described in connection with the detailed description.

Composition including polymer, interlayer prepared from the composition, and device comprising the same

Provided is a cross-linkable arylamine-based compound represented by Formula 1a or 1b, a polymer obtained therefrom, a light-emitting device including the polymer, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode; a second electrode facing the first electrode; and an intermediate layer between the first electrode and the second electrode and comprising an emission layer, wherein the intermediate layer includes at least one of the arylamine-based polymer formed by cross-linking a cross-linkable arylamine-based compound represented by Formula 1a or 1b.

Cross-linkable arylamine-based compound, polymer obtained therefrom, light-emitting device including the polymer, and electronic apparatus including the light-emitting device

A method of manufacturing an organic light-emitting device includes a heat treatment performed at a set or predetermined temperature range when forming a hole transport layer utilizing a solution process. When an emission layer is formed thereon utilizing a solution process, a mixed layer may be formed to a suitable thickness for improving hole injection into the emission layer. An organic light-emitting device may be manufactured utilizing the method.

Method of manufacturing an organic light-emitting device and an organic light-emitting device manufactured by using the same

Provided are an organic light-emitting device including an arylamine-based compound including a thermally decomposable group, and an arylamine-based compound including a thermally decomposable group. The organic light-emitting device includes: a first electrode; a second electrode facing a first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including an arylamine-based compound in which the thermally decomposable group has been thermally decomposed and removed from the arylamine-based compound including the thermally decomposable group.

Arylamine-based compound including thermally decomposable groups and organic light-emitting device including the same

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Yongin-si, South Korea

Seungmook Lee