Abstract:
The present invention relates to novel organic electroluminescence compounds and an organic electroluminescence device containing the same. The compounds according to the present invention have high luminous efficiency and long operation lifetime. Therefore, they can produce an organic electroluminescence device having enhanced power consumption efficiency.
Abstract:
Disclosed is a waistband material of the pants which can prevent the pants from sliding down as a belt inserted at the upper portion of the pants is tightened, and to manufacture to be a simple structure such that it can provide the worker with easy sewing works, thereby improve the sewing work and enhancing the productivity.
Abstract:
The present invention relates to a novel organic luminescent compound and an organic electroluminescence device containing the same. The compounds according to the present invention have high luminous efficiency and long operation lifetime. Therefore, they can produce an organic electroluminescent device which improves power consumption.
Abstract:
Organic electroluminescent compounds comprising a triphenylene conjugated to a five-ring fused heterocyclic system, as depicted in formula 1 are provided. Also provided is an organic electroluminescent device comprising these compounds. The organic electroluminescent compounds disclosed herein exhibit good luminous efficiency and excellent material life. They can be used to manufacture OLED devices very superior in terms of operating life and which consume less power due to improved power efficiency.
Abstract:
Provided are novel organic electroluminescent compounds and an organic electroluminescent device using the same. Since the organic electroluminescent compound exhibits good luminous efficiency in blue color and excellent life property of the material, it may be used to manufacture OLED devices having very superior operation life.
Abstract:
Provided are a novel organic electroluminescent compound and an organic electroluminescent device including the same. The organic electroluminescent device, which uses the organic electroluminescent compound according to the present invention as a hole transfer material or a hole injection material, has better luminous efficiency and excellent lifespan property of materials than the existing materials. Therefore, an OLED device, which has excellent driving lifespan property and improved power consumption due to an increase of power efficiency, can be manufactured.
Abstract:
Provided are novel organic electroluminescent compounds of Chemical Formula 1 (wherein X, B 1 -B 8 , A 1 , A 2 and R 1 -R 6 are as defined in the application) and an organic electroluminescent device using the same. Since the organic electroluminescent compound disclosed herein exhibits good luminous efficiency and excellent life property, it may be used to manufacture OLED devices having very superior operation life and consuming less power due to improved power efficiency.
Abstract:
Disclosed are novel organic electroluminescent compounds and organic electroluminescent devices comprising the same. With good luminous efficiency and excellent color purity and life property, the organic electroluminescent compounds according to the invention can be used to manufacture OLED devices having very good operation life.
Abstract:
The present invention relates to novel organic electroluminescence compounds and an organic electroluminescence device containing the same. The compounds according to the present invention have high luminous efficiency and long operation lifetime. Therefore, they can produce an organic electroluminescence device having enhanced power consumption efficiency.
Abstract:
The present invention relates to a novel organic luminescent compound and an organic electroluminescent device containing the same. The compounds according to the present invention have high luminous efficiency and long operation lifetime. Therefore, they can produce an organic electroluminescent device having an improved power consumption.