Carbazole derivative and organic light emitting device using...

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C428S917000, C546S276700, C548S446000, C313S504000, C313S506000

Reexamination Certificate

active

07923129

ABSTRACT:
Provided is an organic light emitting device including: a pair of electrodes including an anode and a cathode; and at least one layer formed of an organic compound interposed between the pair of electrodes, in which the at least one layer formed of the organic compound layer contains at least one kind of the carbazole derivative represented by the following general formula (I). The organic light emitting device has an optical output with extremely high efficiency and a high luminance and has an extremely high durability.

REFERENCES:
patent: 6649772 (2003-11-01), Lin et al.
patent: 7282275 (2007-10-01), Wolk et al.
patent: 2003/0219625 (2003-11-01), Wolk et al.
patent: 2004/0131881 (2004-07-01), Zheng et al.
patent: 2008/0166591 (2008-07-01), Yamada et al.
Chemical Physics Letters, vol. 408, No. 1-3, pp. 169-173, (2005).
C.W. Tang et al., “Organic electroluminescent diodes”, Appl. Phys. Lett. 51 (12), pp. 913-915, Sep. 21, 1987.
K. Burnner, et al., “Cabazole Compounds as Host Materials for Triplet Emitters in Organic Light-Emitting Diodes: Tuning the HOMO Level without Influencing the Triplet Energy in Small Molecules”, J. Am. Chem. Soc., pp. 6035-6042 (2004).
J.W. Cheon, et al., “Chemiluminescent Properties of Novel Biphenyl Analogue Blue Fluorophores”, Bull. Korean Chem. Soc., vol. 25, No. 8, pp. 1202-1206, Jun. 1, 2004.
U.S. Appl. No. 11/964,132, Confirmation No. 1321, filing date Dec. 26, 2007.
U.S. Appl. No. 11/913,054, Confirmation No. 5894, filing date Oct. 29, 2007.
U.S. Appl. No. 11/913,046, Confirmation No. 5813, filing date Oct. 29, 2007.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Carbazole derivative and organic light emitting device using... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Carbazole derivative and organic light emitting device using..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Carbazole derivative and organic light emitting device using... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2672287

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.