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Patent Searching and Data


Title:
ORGANIC LIGHT EMITTING DIODE HAVING IMPROVED LUMINANCE REDUCTION RATE IN LOW GRAYSCALE AREA
Document Type and Number:
WIPO Patent Application WO/2017/065415
Kind Code:
A1
Abstract:
The present invention relates to an organic light emitting diode capable of high efficiency- and low voltage-driving and having a reduced luminance reduction rate in a low grayscale area, and more specifically, to an organic light emitting diode comprising: a first electrode; a second electrode opposite the first electrode; and a light emitting layer and a load balance control layer sequentially placed between the first electrode and the second electrode, wherein the light emitting layer comprises at least one type of an amine-derivative compound represented by [chemical formula A] listed below, and wherein the load balance control layer comprises at least one type of an anthracene derivative compound represented by [chemical formula B] or [chemical formula C] listed below. The structure of [chemical formula A], [chemical formula B], and [chemical formula C] are identical to those disclosed in the Detailed Description of the Invention.

Inventors:
PARK YOUNG-HWAN (KR)
YOON SEO-YEON (KR)
SHIM SO YOUNG (KR)
LEE CHNAG-HEE (KR)
HAN DONG-WON (KR)
Application Number:
PCT/KR2016/010330
Publication Date:
April 20, 2017
Filing Date:
September 13, 2016
Export Citation:
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Assignee:
SFC CO LTD (KR)
International Classes:
C09K11/06; C07C15/28; C07D307/91; C07D333/76; H01L51/00; H01L51/50; H01L51/52
Foreign References:
KR20120048125A2012-05-15
KR20100017136A2010-02-16
KR20120042038A2012-05-03
KR20150093440A2015-08-18
KR20090056783A2009-06-03
Attorney, Agent or Firm:
GHONG-GAN INTERNATIONAL PATENT LAW FIRM (KR)
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