Fluorene compound, polymers thereof having a polyphenylene group, and EL element comprising the same
US6800381B2 · kind B2 · utility
9Cited by
2References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2002 |
| Grant date | Oct 5, 2004 |
| Priority date | — |
| Expiry date | Feb 15, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31855
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A fluorene compound and polymers thereof having a polyphenylene group, and EL element comprising the same, which can be prepared through a Diels-Alder reaction of a compound having one or more cyclopentadienone group and a compound having one or more acetylene group and can be used as a core material for organic and polymeric EL element and/or other optical devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.