PRINTED QUANTUM DOT ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREFOR

WIPO Patent Application WO/2018/160019

A3

The present invention relates to a printed quantum dot organic light emitting display device having a structure suitable for large-area applications, the device comprising: a substrate; a pixel definition layer formed on the substrate so as to define a pixel and blue, red, and green sub-pixel regions included in the pixel; a reflective anode exposed to each of the sub-pixel regions; a blue organic light emitting diode layer formed on the pixel definition layer; a transparent cathode formed on the blue organic light emitting diode layer; a full protective layer formed on the transparent cathode; and a color conversion layer formed on the full protective layer, wherein the color conversion layer includes red and green conversion portions, and the red and green conversion portions are formed by printing curable ink comprising a curable resin and quantum dot materials for converting blue light emitted from the blue organic light emitting diode layer into red and green light, respectively.

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KANG KYUNG TAE (KR)
KIM SEONG-JIN (KR)
CHO KWAN HYUN (KR)
IM JUNG HYUK (KR)

PCT/KR2018/002495

October 25, 2018

February 28, 2018

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KOREA INST IND TECH (KR)

H01L27/32; C09K11/57; H01L27/12; H01L51/52

KR20120111912A	2012-10-11
KR20110109289A	2011-10-06
KR20160036483A	2016-04-04
KR20070082385A	2007-08-21
JP2007157550A	2007-06-21

PHIL & ONZI INT'L PATENT & LAW FIRM (KR)

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