Polymer compound and polymer light emitting device using the same
US7208567B2 · kind B2 · utility
6Cited by
5References
57Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2003 |
| Grant date | Apr 24, 2007 |
| Priority date | — |
| Expiry date | Mar 13, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided is a polymer compound having a polystyrene reduced number average molecular weight of 103-108, and comprising a repeating unit represented by the below formula (1-1) or (1-2), wherein Ring A, Ring B, Ring C, or Ring D each independently represent an aromatic ring, and X represents S or O. The compound is usable as a light-emitting material, a charge transporting material, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.