Lg Chem, Ltd

Chang-Hwan Kim

Hyun Kil Nam

Jun-Gi Jang

Jae-Soon Bae

Sang-Young Jeon

Jeung-Gon Kim

Seong-So Kim

Byung-Sun Jeon

Wook-Dong Cho

Dong-Hoon Lee

Ji-Eun Kim

Kong-Kyeom Kim

Jae-Chol Lee

Sung-Kil Hong

Hye-Young Jang

Dae-Woong Lee

Dong-Seob Jeong

The present invention relates to a novel cycloalkene derivative, and an organic electronic device using the same. The cycloalkene derivative according to the exemplary embodiment of the present invention may act as a hole injection, a hole transport, an electron injection, an electron transport, or a light emitting material in an organic light emitting diode and an organic electronic device, and in particular, may be used alone as a light emitting host or a dopant.

Cycloalkene derivatives and organic electronic devices using the same

The present invention provides an organic light emitting device including an organic layer of two or more organic layers including a first electrode, a second electrode and an emission layer disposed between the two electrodes, wherein the organic layer includes a first injection or transport layer including a material having a LUMO energy level of &#x2212;4 eV or lower and a second hole injection or transport layer including a material having a HOMO energy level of &#x2212;4 eV or lower and a material having a LUMO energy level of &#x2212;4 eV or lower, which is in contact with the first hole injection or transport layer and a method for manufacturing the organic light emitting device.

Low voltage-driven organic electroluminescence device, and manufacturing method thereof

The present invention provides an organic light emitting device comprising a first electrode, a second electrode, and at least two organic material layers interposed therebetween, including a light emitting layer, wherein the organic material layers comprise at least one layer of a hole injecting layer, a hole transporting layer and a hole injecting and transporting layer, and at least one of the hole injecting layer, the hole transporting layer and the hole injecting and transporting layer comprises a material with a HOMO energy level of &#x2212;4 eV or less, and a material with a LUMO energy level of &#x2212;4 eV or less, and a process for preparing the same.

Organic light emitting diode having high efficiency and process for fabricating the same

Disclosed are new compounds and an organic light emitting diode using the same. The organic light emitting diode using the new compound according to the present invention exhibits excellent characteristics in terms of actuating voltage, light efficiency, and lifespan.

Compounds and organic light emitting diode using the same

Disclosed is a novel fluorene derivative and an organic electronic device using the same. The organic electronic device has excellent efficiency, driving voltage, and a lifespan.

Fluorene derivatives and organic electronic device using the same

Growing community of inventors

Jeju-si, South Korea

Chang-Hwan Kim