Conjugated copolymers of dithienothiophene with vinylene or acetylene
US6645401B2 · kind B2 · utility
28Cited by
3References
44Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 19, 2002 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Aug 19, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D233/46
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Conjugated copolymers of dithienothiophene with vinylene or acetylene are suitable for use as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.