Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2005-11-01
2005-11-01
Desai, Rita (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C365S110000, C365S111000, C514S277000
Reexamination Certificate
active
06960663
ABSTRACT:
The present invention relates to luminescence materials for an organic electroluminescent device (OELD), and particularly to phenyl pyridine-iridium metal complex compounds of formula (1), and preparation method thereof. In addition, the present invention relates to an organic electroluminescent device using the luminescence materials according to the present invention, which can greatly enhance the efficiency of luminescence and increase the operating life time of the device:wherein R1, R2and R3each are the same as defined in the specification.
REFERENCES:
C. Adachi et al., “Electroluminescence in Organic Films with Three-Layer Structure,” Japanese Journal of Applied Physics, vol. 27, No. 2, Feb., 1988, pp. L269-L271.
C.W. Tang and S.A. VanSlyke, “Organic electroluminescent diodes,” Appl. Phys. Lett., vol. 51(12), Sep. 21, 1987, pp. 913-915.
C. Adachi et al., “Organic electroluminescent device having a hole conductor as an emitting layer,” Appl. Phys. Lett., vol. 55(15), Oct. 9, 1989, pp. 1489-1491.
M.A. Baldo et al., “High-efficiency fluorescent organic light-emitting devices using a phosphorescent sensitizer,” Nature, vol. 403, Feb. 17, 2000, pp. 750-753.
Han Yoon-Soo
Kim Dong-Uk
Kim Ki-Dong
Kim Sang-dae
Kim Sung-Hoon
Desai Rita
Fleshner & Kim LLP
LG Electronics Inc.
LandOfFree
Phenyl pyridine-iridium metal complex compounds for organic... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Phenyl pyridine-iridium metal complex compounds for organic..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Phenyl pyridine-iridium metal complex compounds for organic... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3517315