Solution-processable phosphorescent materials
US9023978B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Apr 24, 2003 |
| Grant date | May 5, 2015 |
| Priority date | — |
| Expiry date | Aug 16, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A material capable of luminescence comprising a polymer or oligomer and an organometallic group, wherein the polymer or oligomer is at least partially conjugated and the organometallic group is covalently bound to the polymer or oligomer and at least one of the nature, location, and proportion of the polymer or oligomer and of the organometallic group in the material are selected so that the luminescence predominantly is phosphorescence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.