Arylamine compound and organic electroluminescent device
US7862905B2 · kind B2 · utility
2Cited by
0References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2005 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | Jun 5, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/90
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an arylamine compound having a molecular weight of from 1500 to 6000 represented by the general formula (1):According to the present invention, there can be provided an arylamine compound having excellent hole injection and transporting characteristics and being capable of forming a stable thin film. By using the compound, emission efficiency and durability of conventional organic EL devices can remarkably be improved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.