LT MATERIALS CO., LTD.

Provided are a composition for an organic material layer of an organic light emitting device, an organic light emitting device including the same, and a method for manufacturing an organic light emitting device. When used in an organic light emitting device, the composition for an organic material layer of an organic light emitting device can lower the driving voltage of the device, improve the light emitting efficiency, and improve the lifetime characteristics of the device.

Provided are a compound and an organic light-emitting device containing the same. The compound may be used as an organic layer material of an organic light-emitting device. That is to say, it may serve as a hole transport material, an electron-blocking material, etc. in an organic light-emitting device. Specifically, when the compound is used in an organic layer of an organic light-emitting device, remarkably excellent effect may be achieved in terms of device operation, efficiency and lifetime.

The present specification provides a composition for an organic light emitting device and an organic light emitting device including the same.

A heterocyclic compound is represented by Formula 1. A light-emitting device includes a first electrode, a second electrode which is disposed on the first electrode, and one or more organic layers which are interposed between the first electrode and the second electrode. The one or more of the organic layers include the heterocyclic compound.

The present specification relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device including the same.

A heterocyclic compound is represented by Formula 1. A light-emitting device includes a first electrode, a second electrode disposed on the first electrode, and one or more organic layers interposed between the first electrode and the second electrode. One or more of the organic layers includes the heterocyclic compound. One or more of the organic layer may further include a compound represented by Formula 3.

Disclosed is an organometallic compound represented by a following Chemical Formula I, wherein the compound is a metal complex including a central coordination metal and a main ligand binding thereto, wherein the main ligand has a structure in which a fused ring is further introduced into 2-phenylquinoline. When the organometallic compound is used as dopant of a light-emitting layer of an organic electroluminescent device, rigidity is imparted to the organometallic compound molecule such that a full width at half maximum (FWHM) is narrow and thus color purity is improved. Further, a non-luminescent recombination process is reduced such that luminous efficiency and lifespan of the organic electroluminescent device are improved. Chemical Formula I is shown below:

Provided are a heterocyclic compound of Chemical Formula 1, an organic light emitting device including the same, and a composition for forming an organic material layer of the organic light emitting device. When the heterocyclic compound of Chemical Formula 1 used in an organic light emitting device, the heterocyclic compound described in the present specification can lower the driving voltage of the device, improve the light emitting efficiency, and improve the service life characteristics of the device.

The present specification provides a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device comprising the same, a composition for an organic material layer of an organic light emitting device, and a method for manufacturing an organic light emitting device.

The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same.