H - Electricity – 05 – B
Patent
H - Electricity
05
B
H05B 33/26 (2006.01) H01B 1/02 (2006.01) H01L 51/52 (2006.01) H05B 33/14 (2006.01)
Patent
CA 2046439
An organic electroluminescent device is disclosed which is protected from dark spot formation. The device is comprised of, in sequence, a support, an anode, an organic electroluminescent medium, and a cathode. The cathode is comprised of an electron injecting layer contacting the organic electroluminescent medium containing a plurality of metals at least one of which has a work function of less than that of indium. The cathode is comprised of a layer of fused metal particles containing at least 80 percent indium and having a mean diameter of less than 1 µm and a coefficient of variation of less than 20 percent.
Littman Jon Eric
Scozzafava Michael
Tang Ching Wan
Eastman Kodak Company
Gowling Lafleur Henderson Llp
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