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US 8,026,664 B2Granted
Compound and organic light emitting device
AssigneeCanon Kabushiki Kaisha
InventorsAkihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada, Masashi Hashimoto, Masanori Muratsubaki, Takao Takiguchi, Akihiro Senoo, Shinjiro Okada, Minako Nakasu
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Abstract
To provide a novel fluoranthene derivative and an organic light emitting device having the fluoranthene derivative.
Claims2
An organic light emitting device comprising:
- a pair of electrodes;
- and
- an organic compound layer interposed between the pair of electrodes,
- wherein the organic compound layer is a light emitting layer which comprises a host material and a guest material, and
- wherein the guest material is a compound of formula (2):
- where R1, R2, and R3 each represent a group selected from the group consisting of a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group, and a substituted or unsubstituted heterocyclic group, R1's are identical to or different from each other, R2's are identical to or different from each other, R3's are identical to or different from each other, and R1, R2, and R3 are identical to or different from one another, a and b each represent an integer of 1 to 9, and c represents an integer of 1 to 8;
- and
- wherein the host material is selected from the group consisting of:
5 more elements
Dependencies are inferred from the claim text.