Mono-, Oligo- and poly-difluorovinyl-(hetero)arylenes, their synthesis and their use as charge transport materials
US6824706B2 · kind B2 · utility
4Cited by
6References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 24, 2002 |
| Grant date | Nov 30, 2004 |
| Priority date | — |
| Expiry date | Sep 17, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G61/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to new mono-, oligo- and poly-difluorovinyl(hetero)arylenes comprising one or more identical or different recurring units of formula I wherein D, D′, Ar, a and b have the meanings as defined in herein. Furthermore the inventions relates to their synthesis, their use as semiconductors or charge transport materials and their different applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.