摘要:
The present invention relates to an organic electroluminescence compound and an organic electroluminescence device containing the same. Using the organic electroluminescence compound according to the present invention, it is possible to manufacture an organic electroluminescence device having long lifespan and high luminous efficiency.
摘要:
The present invention relates to a novel compound and an organic electroluminescent device containing the same. The compound according to the present invention can manufacture an organic electroluminescent device which has high luminous efficiency and a long operation lifetime.
摘要:
The present invention relates to an electron transport material and an organic electroluminescent device comprising the material in an electron transport layer. Tthe compounds according to the present invention as an organic electron transport material have faster electron transport property compared to a conventional electron transport material. Thus, a device comprising the compounds according to the present invention shows low driving voltage, high efficiency, and excellent lifespan property. Furthermore, the electron transport compounds have excellent color coordinate, and thus are effective in blue light-emitting.
摘要:
The present disclosure relates to an electron buffering material, and an organic electroluminescent device comprising a first electrode, a second electrode facing the first electrode, a light-emitting layer between the first electrode and the second electrode, and an electron transport zone and an electron buffering layer between the light-emitting layer and the second electrode. The organic electroluminescent device comprising the electron buffering material of the present disclosure has a low driving voltage, excellent luminous efficiency, and long lifespan.
摘要:
The present invention relates to organic electroluminescent compounds and an organic electroluminescent device comprising the same. An organic electroluminescent device having excellent current efficiency and luminescent efficiency can be prepared by using the organic electroluminescent compounds according to the present invention.
摘要:
The present invention relates to a novel organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound according to the present invention has high green luminous efficiency and superior material lifespan characteristics, compared with conventional phosphorescent host materials, and thus can provide an organic electroluminescent device which is excellent in operational lifespan, and induces increased power efficiency and improves power consumption.
摘要:
The present invention relates to an electron buffering material and an organic electroluminescent device comprising the same in an electron buffer layer. It is possible to provide an organic electroluminescent device having excellent luminous efficiency and lifespan characteristics by using the electron buffering material according to the present invention.
摘要:
The present invention relates to an organic electroluminescence compound and an organic electroluminescence device containing the same. Using the organic electroluminescence compound according to the present invention, it is possible to manufacture an organic electroluminescence device having long lifespan and high luminous efficiency.
摘要:
The present invention relates to novel organic electroluminescent compounds and an organic electroluminescent device containing the same. The organic electroluminescent compounds according to the present invention have high luminescent efficiency and a long lifespan, and show blue light-emission having high color purity, and thus an organic electroluminescent device having high efficiency, a long operating lifespan, and enhanced power consumption efficiency can be prepared by using the organic electroluminescent compounds according to the present invention.
摘要:
The present invention relates to electroluminescent compounds of formula 1 where A and/or B represent fluorene, carbazole, dibenzo[ b,d ]thiophene or dibenzo[ b,d ]furan derivatives and L 1 , X 1 , Ar 1 , Ar 2 , R 5 , R 6 and R 7 are as defined herein, and organic electroluminescent devices comprising the same. The compounds according to the present invention have an advantage in manufacturing an organic electroluminescent device which has a high luminous efficiency and a long operational lifetime.