Fluorene compounds containing various functional groups, polymers thereof and EL element using the same
US7318964B2 · kind B2 · utility
8Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 1, 2002 |
| Grant date | Jan 15, 2008 |
| Priority date | — |
| Expiry date | May 1, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/18
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to fluorene compounds and polymers thereof, having various structures and functional groups, and capable of being used as a luminescent material for organic and polymer-based electro-luminescence (EL) element and other optical element, and to an EL element using the same as a luminescent material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.