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US 2006/0138453 A1Published application
Organic photosensitive optoelectronic device having a phenanthroline exciton blocking layer
AssigneeEntire Interest
InventorsMark Thompson, Jian Li, Stephen Forrest, Barry Rand
Life of this patent
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Abstract
An organic photosensitive optoelectronic device, having an anode, a cathode, and an organic blocking layer between the anode and the cathode is described, wherein the blocking layer comprises a phenanthroline derivative, and at least partially blocks at least one of excitons, electrons, and holes.
Claims22
An organic photosensitive optoelectronic device, comprising an anode, a cathode, and an organic blocking layer between the anode and the cathode, wherein the blocking layer comprises a phenanthroline derivative of formula
- wherein R1 to R16 are hydrogen, alkyl, phenyl, or substituted phenyl, with the proviso that R1 and R2 are not both hydrogen and are not both methyl when R3 to R16 are all hydrogen, and at least partially blocks at least one of excitons, electrons, and holes.
Dependencies are inferred from the claim text.