Triarylamine polymer, process for producing the same, and use thereof
US7608680B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2006 |
| Grant date | Oct 27, 2009 |
| Priority date | — |
| Expiry date | Jan 13, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/631
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
It is an object of the present invention to provide a novel triarylamine polymer which is excellent in solubility and film-forming property and has improved thermal stability; a simple process for its production; and an electronic element employing it.A triarylamine polymer represented by the following formula (1) (wherein each of Ar1, Ar2, Ar3, Ar4, Ar5, Ar6 and Ar7 which are independent of one another, is an unsubstituted or substituted C6-60 aromatic group, Ar1 and Ar2 are the same or different, Ar3 and Ar4 are the same or different, and m is an integer of at least 1), a process for its production, and an electronic element employing it, are provided:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.