Claims
- 1. A polymer light emitting material, wherein the material has a light emitting mechanism based on transition from an excited triplet state to a ground state or transition through an excited triplet state to a ground state of an electron energy level, and the material comprises a nonionic light emitting part which constitutes a part of the polymer or is bound to the polymer.
- 2. The polymer light emitting material according to claim 1, wherein the light emitting part is formed by binding a metal atom to at least one site of the polymer.
- 3. The polymer light emitting material according to claim 2, wherein the metal atom is bound by one or more covalent bonds and/or one or more coordinate bonds.
- 4. The polymer light emitting material according to claim 1, wherein the light emitting part is a metal complex structure having a metal atom or an organometallic structure having a metal atom.
- 5. The polymer light emitting material according to claim 2 or 4, wherein the metal atom is a transition metal atom.
- 6. The polymer light emitting material according to claim 5, wherein the transition metal atom is a transition metal atom belonging to the sixth period of the periodic table.
- 7. The polymer light emitting material according to claim 6, wherein the transition metal atom is iridium.
- 8. The polymer light emitting material according to claim 6, wherein the transition metal is platinum.
- 9. The polymer light emitting material according to claim 2 or 4, wherein the metal atom is a rare earth metal atom.
- 10. The polymer light emitting material according to any one of claims 1 to 9, wherein the light emitting part is formed by binding containing a coordinate bond formed by a metal atom and a nitrogen atom of the polymer.
- 11. The polymer light emitting material according to claim 10, wherein the nitrogen atom of the polymer is a nitrogen atom of a pyridine skeleton and/or pyrimidine skeleton and/or quinoline skeleton on the side of the polymer.
- 12. The polymer light emitting material according to claim 10, wherein the nitrogen atom of the polymer is a nitrogen atom of a phenylpyridine skeleton on the side of the polymer.
- 13. The polymer light emitting material according to claim 10, wherein the nitrogen atom of the polymer is a nitrogen atom of a benzothienyl-pyridine skeleton on the side of the polymer.
- 14. The polymer light emitting material according to claim 1, comprising a light emitting part that contains a phosphorescent moiety and a fluorescent moiety with fluorescence occurring from the fluorescent moiety through an excited triplet state of the phosphorescent moiety and an excited triplet state of the fluorescent moiety, wherein at least one of the phosphorescent moiety and the fluorescent moiety constitutes a part of the polymer or is bound to the polymer.
- 15. The polymer light emitting material according to claim 1, wherein the material is obtained by polymerizing a polymerizable composition containing at least one light emitting compound.
- 16. The polymer light emitting material according to claim 15, wherein the light emitting compound is a polymerizable light emitting compound.
- 17. The polymer light emitting material according to claim 15, wherein the polymer obtained by polymerizing the composition has no crosslinking structure.
- 18. The polymer light emitting material according to claim 16, wherein the at least one polymerizable light emitting compound is a crosslinking polymerizable light emitting compound having two or more polymerizable functional groups and the polymer after the polymerization is a crosslinked polymer.
- 19. The polymer light emitting material according to any one of claims 15 to 18, wherein the polymerizable composition contains at least one polymerizable compound other than the light emitting compound.
- 20. The polymer light emitting material according to claim 19, wherein the at least one polymerizable compound other than the light emitting compound is a polymerizable electron transporting compound.
- 21. The polymer light emitting material according to claim 19, wherein at least one polymerizable compound other than the light emitting compound is a crosslinking polymerizable compound having two or more polymerizable functional groups.
- 22. The polymer light emitting material according to claim 15, wherein a light emitting part of the polymer light emitting material is a metal complex structure having a metal atom or an organometallic structure having a metal atom.
- 23. The polymer light emitting material according to claim 22, wherein the metal atom is a transition metal atom.
- 24. The polymer light emitting material according to claim 22, wherein the metal atom is a rare earth metal atom.
- 25. The polymer light emitting material according to any one of claims 22 to 24, wherein the light emitting part contains a nitrogen atom in a complex structure forming part or in an organometallic structure forming part.
- 26. The polymer light emitting material according to claim 25, wherein the light emitting part has a pyridine skeleton, a pyrimidine skeleton and/or a quinoline skeleton in a complex structure forming part or in an organometallic structure forming part.
- 27. The polymer light emitting material according to claim 16, wherein the polymerizable light emitting compound is a polymerizable compound represented by the formula (C-1) below:
- 28. The polymer light emitting material according to claim 16, wherein the polymerizable light emitting compound is a polymerizable compound represented by the formula (D-1) below:
- 29. The polymer light emitting material according to claim 16, wherein the polymerizable light emitting compound is a polymerizable compound represented by the formula (E-1) below:
- 30. The polymer light emitting material according to claim 16, wherein the polymerizable light emitting compound is a polymerizable compound represented by the formula (F-1) below:
- 31. The polymer light emitting material according to claim 16, wherein the polymerizable light emitting compound is a polymerizable compound represented by the formula (G-1) below:
- 32. A light emitting composition comprising the polymer light emitting material according to any one of claims 1 to 31, and a carrier transporting polymer compound.
- 33. The light emitting composition according to claim 32, wherein the carrier transporting polymer compound is a hole transporting polymer compound.
- 34. The light emitting composition according to claim 32, wherein the carrier transporting polymer compound is an electron transporting polymer compound.
- 35. A light emitting composition comprising the light emitting material according to any one of claims 1 to 31, and a carrier transporting low molecular weight compound.
- 36. The light emitting composition according to claim 35, wherein the carrier transporting low molecular weight compound is a hole transporting low molecular weight compound.
- 37. The light emitting composition according to claim 35, wherein the carrier transporting low molecular weight compound is an electron transporting low molecular weight compound.
- 38. A layer containing a light emitting material for organic light emitting device, wherein a light emitting material is a polymer light emitting material described in claim 1.
- 39. The layer containing a light emitting material for organic light emitting device according to claim 38, obtained by forming into a film a polymer light emitting material described in claim 1.
- 40. The layer containing a light emitting material for organic light emitting device according to claim 39, wherein the polymer light emitting material has no crosslinking structure.
- 41. The layer containing a light emitting material for organic light emitting device according to claim 38, wherein the polymer light emitting material is obtained by forming a polymerizable composition containing at least one light emitting compound into a film and then polymerizing it.
- 42. The layer containing a light emitting material for organic light emitting device according to claim 41, wherein the polymer light emitting material has no crosslinking structure.
- 43. The layer containing a light emitting material for organic light emitting device according to claim 41, wherein the polymer light emitting material has a crosslinking structure.
- 44. An organic light emitting device comprising the polymer light emitting material according to any one of claims 1 to 31.
- 45. The organic light emitting device according to claim 44, comprising a light emitting layer comprising the polymer light emitting material described in any one of claims 1 to 31 having both sides or one side thereof an electron transporting layer of a coated type, and/or a hole transporting layer of a coated type.
Priority Claims (10)
Number |
Date |
Country |
Kind |
2001-186120 |
Jun 2001 |
JP |
|
2001-188183 |
Jun 2001 |
JP |
|
2001-241647 |
Aug 2001 |
JP |
|
2001-263525 |
Aug 2001 |
JP |
|
2001-306282 |
Oct 2001 |
JP |
|
2001-345136 |
Nov 2001 |
JP |
|
2001-350076 |
Nov 2001 |
JP |
|
2001-369529 |
Dec 2001 |
JP |
|
2002-80456 |
Mar 2002 |
JP |
|
2002-90590 |
Mar 2002 |
JP |
|
CROSS-REFERENCE TO THE RELATED APPLICATIONS
[0001] This is an application filed pursuant to 35 U.S.C. Section 111(a) with claiming the benefit of (1) U.S. Provisional application Ser. No. 60/301,844 filed Jul. 2, 2001, (2) U.S. Provisional application Ser. No. 60/302,372 filed Jul. 3, 2001, (3) U.S. Provisional application Ser. No. 60/317,115 filed Sep. 6, 2001, (4) U.S. Provisional application Ser. No. 60/330,815 filed Oct. 31, 2001, (5) U.S. Provisional application Ser. No.,60/337,157 filed Dec. 10, 2001, (6) U.S. Provisional application Ser. No. 60/337,160 filed Dec. 10, 2001 and (7) U.S. Provisional application Ser. No. 60/337,161 filed Dec. 10, 2001 under the provision of 35 U.S.C. Section 111(b), pursuant to 35 U.S.C. Section 119(e) (1).
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
PCT/JP02/06139 |
6/20/2002 |
WO |
|
Provisional Applications (7)
|
Number |
Date |
Country |
|
60301844 |
Jul 2001 |
US |
|
60302372 |
Jul 2001 |
US |
|
60317155 |
Sep 2001 |
US |
|
60330815 |
Oct 2001 |
US |
|
60337157 |
Dec 2001 |
US |
|
60337160 |
Dec 2001 |
US |
|
60337161 |
Dec 2001 |
US |