US10193077B2 - Biscarbazole derivative, material for organic electroluminescence device
and organic electroluminescence device using the same - Google Patents US10193077B2 …

Illumination device comprising at least one LED and at least one color converter comprising
at least one organic fluores cent colorant in a matrix consisting essentially of polystyrene or …

In the formula (1): A'represents a substituted or unsubsti tuted nitrogen-containing
heterocyclic group having 1 to 30 ring carbon atoms; A represents a substituted or unsubsti …

The present invention relates to organic light-emitting devices comprising (a) an anode,(i) a
cathode, and (e) an emitting layer between the anode and cathode, comprising 2 to 40% by …

F2IV 9/16(2006.01) JP 2006-525.684 A 11 2006 GO2B 5/20(2006.01) JP 2007 207,532 8,
2007 HOIL 3L/02O3(2014.01) JP 2007 273498 10/2007 HOIL 33/50(2010.01) JP 2008 …

US Appl. No. 61/669, 677, filed Jul. 10, 2012, Shaefer et al. Baldo et al.,“Very high-efficiency
green organic light-emitting devices based on electrophosphorescence,” Appl. Phys. Lett …

Color converter comprising at least one polymer and at least one organic fluorescent dye
comprising at least one structural unit of the formula (I) where the structural unit may be …

The present invention relates to organic light-emitting devices comprising (a) an anode,(i) a
cathode, and (e) an emitting layer between the anode and cathode, comprising 2 to 40% by …

2007/0003743 AL 1/2007 Asano et al. 2008/0252198 A1 10/2008 Katano et al.
2011/0143107 AL 6/2011 Steinig-Nowakowski et al. 2011/0201190 A18/2011 Hermes et al …

BACKGROUND In the Solid state lighting technology, although the light emitting efficiency of
the organic Solid State lighting, eg, the organic light-emitting diode (OLED) lighting, is less …