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US 2007/0178333 A1Published application
Organic electroluminescent device
AssigneeFUJIFILM Corporation
InventorsTatsuya Igarashi, Toshihiro Ise
Life of this patent
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Abstract
An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer, wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula (I) as defined herein.
Claims6
An organic electroluminescent device comprising:
- a pair of electrodes;
- and
- at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer,
- wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula (III):
- wherein X31 represents an oxygen atom or a substituted nitrogen atom;
- X32 represents a substituted or unsubstituted carbon atom or a substituted nitrogen atom;
- M31 represents a metal ion;
- L31 represents a ligand;
- m31 represents an integer of 1 to 4;
- m32 represents an integer of 0 to 6;
- R31 represents a substituent;
- and X35 represents a substituted carbon atom or a substituted nitrogen atom.
9 more elements
An organic electroluminescent device comprising:
- a pair of electrodes;
- and
- at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer,
- wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula
- wherein M41 represents a metal ion;
- L41 represents a ligand;
- m41 represents an integer of 1 to 4;
- m42 represents an integer of 0 to 6;
- X41 represents an oxygen atom or a substituted nitrogen atom;
- represents a nitrogen atom or a phosphorus atom;
- R44, R45, R46, and R47 each and R42and R43 each independently represent a substituent.
8 more elements
An organic electroluminescent device comprising:
- a pair of electrodes;
- and
- at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer,
- wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula (VI):
- wherein X61 represents an oxygen atom or a substituted nitrogen atom;
- X62 represents a substituted or unsubstituted carbon atom or a substituted nitrogen atom;
- M61 represents a metal ion;
- L61 represents a ligand;
- m16 represents an integer of 1 to 4;
- m62 represents an integer of 0 to 6;
- and Q61 represents a group necessary to form a nitrogen-containing heterocyclic ring.
8 more elements
An organic electroluminescent device comprising:
- a pair of electrodes;
- and
- at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer,
- wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula (VII):
- wherein X71 represents an oxygen atom or a substituted nitrogen atom;
- X72 represents a substituted or unsubstituted carbon atom or a substituted nitrogen atom;
- M71 represents a metal ion;
- L71 represents a ligand;
- R74 represents a substituted or unsubstituted carbon atom or a substituted nitrogen atom;
- m71 represents an integer of 1 to 4;
- m72 represents an integer of 0 to 6.
8 more elements
An organic electroluminescent device comprising:
- a pair of electrodes;
- and
- at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer,
- wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula (VIII):
- wherein X81 represents an oxygen atom or a substituted nitrogen atom;
- M81 represents a metal ion;
- L81 represents a ligand;
- R82, R83, R84, R85, R86, and R87 each represent a hydrogen atom or a substituent;
- m81 represents an integer of 1 to 4;
- and m82 represents an integer of 0 to 6.
7 more elements
An organic electroluminescent device comprising:
- a pair of electrodes;
- and
- at least one organic compound layer between the pair of electrodes, the at least one organic compound layer including a light emitting layer,
- wherein the light emitting layer contains at least one host material and at least one luminescent material, and the host material is a compound represented by the formula (X):
- wherein M101 represents a metal ion;
- L101 represents a ligand;
- Q101 represents a group necessary to form a nitrogen-containing heterocyclic ring;
- m101 represents an integer of 1 to 4;
- m102 represents an integer of 0 to 6;
- and X102 represents a substituted or unsubstituted alkylene group, a carbonylene group or a sulfonylene group.
7 more elements
Dependencies are inferred from the claim text.