Polymer charge transport material for optoelectronic devices
US8217390B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Jun 11, 2009 |
| Grant date | Jul 10, 2012 |
| Priority date | — |
| Expiry date | Aug 7, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/658
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polymers that enable the use of high work-function metals as a cathode in optoelectronic devices and optoelectronic devices incorporating the polymers as an electron transport layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.