Use of zwitterionic molecules for forming a hole or electron transport layer
US9349958B2 · kind B2 · utility
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1References
25Claims
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Key dates
| Filing date | Aug 23, 2011 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | May 1, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to the use of zwitterionic molecules for forming a hole or electron transport layer. The preferred zwitterionic molecules of the invention are derivatives of p-benzoquinonemonoimines. The invention is useful in the field of electronic devices in particular.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.