Title:
BLUE LIGHT CUT FILM, OPTICAL FILTER COMPRISING SAME, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/091447
Kind Code:
A1
Abstract:
The present application relates to a blue light cut film which comprises a diazaporphyrin-based compound of chemical formula 1, has absorption in the range of 380 nm to 450 nm, and has a main absorption peak in the range of 560 nm to 600 nm, wherein the main absorption peak has a full width at half maximum of 30 nm or less.
Inventors:
JOO MUN KYU (KR)
LEE YEON KEUN (KR)
LEE JUNHAENG (KR)
KIM DEOK HWAN (KR)
LEE YEON KEUN (KR)
LEE JUNHAENG (KR)
KIM DEOK HWAN (KR)
Application Number:
PCT/KR2019/014569
Publication Date:
May 07, 2020
Filing Date:
October 31, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
G02B5/22; C08J5/18; C08K5/00; C08K5/34; C08K5/3475; C08K5/3492
Foreign References:
| JP2003057437A | 2003-02-26 | |||
| KR20150039300A | 2015-04-10 | |||
| KR20150101106A | 2015-09-03 | |||
| US20080219011A1 | 2008-09-11 |
Other References:
MATANO, Y: "Nickel (II) and Copper (II) Complexes of beta-Unsubstituted 5, 15-Diazaporphyrins and Pyridazine-Fused Diazacorrinoids: Metal-Template Syntheses and Peripheral Functionalizations", CHEMISTRY-A EUROPEAN JOURNAL, vol. 20, no. 18, 2012, pages 6208 - 6216, XP055705813
Attorney, Agent or Firm:
CHUNG, Soon-Sung (KR)
Download PDF:
Previous Patent: ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME
Next Patent: LITHIUM SECONDARY BATTERY
Next Patent: LITHIUM SECONDARY BATTERY