Claims
- 1. A polymer which comprises triarylamine units, which polymer comprises one or more structural units comprising:Arh-NAr2, where Arh comprises a substituted or unsubstituted heteroaryl group and each Ar is the same or different and comprises a substituted or unsubstituted aryl or heteroaryl group and excluding the copolymer where the polymer backbone contains one or more divinylenearylene units.
- 2. A polymer according to claim 1, wherein Arh comprises a substituted or unsubstituted nitrogen-containing heteroaryl group.
- 3. A polymer according to claim 1, wherein each Ar is a substituted or unsubstituted phenyl group.
- 4. A polymer according to claim 1, which comprises a liner polymer in which the or each structural unit comprises Arh(NAr2)ARCO, wherein ArCO comprises a substituted or unsubstituted aryl or heteroaryl group.
- 5. A polymer according to claim 1, wherein Arh is part of the polymer backbone.
- 6. A polymer according to claim 5, which comprises a plurality of structural units having a formula as shown in formula (11): where (NAr2) and (Ar2N) are the same or different from one another.
- 7. A polymer according to claim 5, wherein Arh comprises a triazine group.
- 8. A polymer according to claim 7 which comprises a plurality of structural units having a formula as shown in formula (12a), (12b), (16a) or (16b): where R, R1, R2 and R3 are the same or different and each is a hydrogen, aryl, alkyl, heteroaryl, heteroalkyl, arylalkyl, aromatic or heteroaromatic group.
- 9. A polymer according to claim 1, wherein Arh is pendent from the polymer backbone.
- 10. A polymer according to claim 9, which comprises a plurality of structural units having a formula as shown in formula (13):
- 11. A polymer according to claim 10, which comprises a plurality of structural units having a formula as shown in formula (8):
- 12. A polymer according to claim 10, wherein Arh comprises a group as shown in any one of formulas (1) to (4):
- 13. A polymer according to claim 9, which comprises a plurality of structural units having a formula as shown in formula (14):
- 14. A polymer according to claim 13, which comprises a plurality of structural units having a formula as shown in formula (15):
- 15. A polymer according to claim 1, which comprises a homopolymer or homo-oligomer.
- 16. A polymer according to claim 1, which comprises a copolymer or co-oligomer.
- 17. A polymer according to claim 1, which comprises a dendrimer.
- 18. A polymer according to claim 17, wherein the or one of the structural units comprises a core unit.
- 19. A polymer according to claim 17, which comprises a single structural unit.
- 20. A polymer according to claim 17, wherein the structural unit comprises Arh(NAr2)3, where each (NAr2) is the same or different.
- 21. A polymer according to claim 20, wherein each (NAr2) is the same.
- 22. A polymer according to claim 17, wherein Arh comprises a group as shown in formula (5):
- 23. A polymer according to claim 22, wherein the structural unit comprises a group having formula (6):
- 24. A polymer according to claim 17, wherein the structural unit comprises Arh(NAr2)2Ar, where Ar is a substituted or unsubstituted aryl or heteroaryl group and each (NAr2) is the same or different.
- 25. A polymer according to claim 24, wherein each (NAr2) is the same.
- 26. A polymer according to claim 24, wherein Ar″ is a substituted or unsubstituted phenyl group.
- 27. A polymer according to claim 26, wherein the structural unit comprises a group as shown in formula (7):
- 28. An optical device comprising a substrate and a composition supported by the substrate, which composition comprises a polymer according to claim 1.
- 29. An optical device according to claim 28 which comprises an electroluminescent device.
- 30. An optical device according to claim 29 in which the composition includes an electroluminescent emissive layer.
- 31. An optical device according to claim 29 in which the composition includes an electron-transporting layer.
- 32. An optical device according to claim 29 in which the composition includes a hole-transporting layer.
- 33. An optical device having a component comprising a polymer according to claim 1.
- 34. An optical device according to claim 33, comprising an electroluminescent device.
- 35. An optical device according to claim 33 wherein said component is an emissive layer.
- 36. An optical device according to claim 33 wherein said component is an electron-transporting layer.
- 37. An optical device according to claim 33 wherein said component is a hole-transporting layer.
- 38. A polymer according to claim 1, wherein Arh comprises 1,3,5-triazine.
Priority Claims (1)
Number |
Date |
Country |
Kind |
0000095 |
Jan 2000 |
GB |
|
Parent Case Info
This application claims the benefit under 35 U.S.C. § 119(e) of U.S. provisional application Ser. No. 60/185,737 filed Feb. 29, 2000.
US Referenced Citations (5)
Number |
Name |
Date |
Kind |
5534613 |
Tan et al. |
Jul 1996 |
A |
5536866 |
Tan et al. |
Jul 1996 |
A |
5633337 |
Tan et al. |
May 1997 |
A |
5777070 |
Inbasekaran et al. |
Jul 1998 |
A |
5814244 |
Kreuder et al. |
Sep 1998 |
A |
Foreign Referenced Citations (1)
Number |
Date |
Country |
WO 9954385 |
Oct 1999 |
WO |
Non-Patent Literature Citations (2)
Entry |
International Search Report for PCT/GB01/00029 dated Apr. 10, 2001. |
Patent Act 1977—Search Report under Section 17 for Application GB 0000095.0 Date of Search: Jun. 15, 2000. |
Provisional Applications (1)
|
Number |
Date |
Country |
|
60/185737 |
Feb 2000 |
US |