Hole-transport material
US5698740A · kind A · utility
18Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 1997 |
| Grant date | Dec 16, 1997 |
| Priority date | — |
| Expiry date | Feb 12, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/103
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A hole-transport material having excellent hole-transport capability and durability, suitable for use in an organic EL device and as an organic photoconductive material, has the formula (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.