Samsung Display Co., Ltd.

Heunggyu Kim

Jaekook Ha

Sehun Kim

Hyeran Mun

Seungmook Lee

Dukki Kim

Juyon Lee

Taeheon Kang

Dongwoo Shin

Hyojin Ko

Donghoon Kwak

Junbo Sim

Wonjun Park

Jonghyeok Lee

An ink composition for a light-emitting device includes a phosphine oxide-based charge transporting organic material, a first solvent represented by Formula 1, a second solvent represented by Formula 2, and a third solvent that is polar aprotic. A light-emitting device includes a layer prepared with the in composition. An electronic apparatus includes the light-emitting device:HOR(O)ROH  [Formula 1]ROR.  [Formula 2]

Ink composition for light-emitting device and light emitting device manufactured using same

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

A composition for manufacturing a light-emitting device includes: a solvent; and a first compound and a second compound, each dispersed in the solvent; wherein a molecular weight of the first compound is 750 g/mol or less, a molecular weight of the second compound is greater than 750 g/mol, a lowest unoccupied molecular orbital (LUMO) energy level of the second compound is greater than −2.4 eV, a highest occupied molecular orbital (HOMO) energy level of the second compound is less than −5.6 eV, and a bandgap energy of the second compound is greater than 3.2 eV.

Composition for manufacturing light-emitting device, light-emitting device manufactured by the same, and method of manufacturing 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

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 is a method for manufacturing a display device. The method may comprise providing a substrate, providing a first organic solution which includes a mixed solvent containing a first solvent having a first boiling point and a second solvent having a second boiling point, conducting a first depressurized drying to form a second organic solution, and conducting a second depressurized drying to form a preliminary organic layer.

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Yongin-si, South Korea

Heunggyu Kim