Composition for organic electroluminescent element, organic electroluminescent element, display and lighting
US9899606B2 · kind B2 · utility
2Cited by
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10Claims
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Key dates
| Filing date | Jul 11, 2013 |
| Grant date | Feb 20, 2018 |
| Priority date | — |
| Expiry date | Feb 11, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/90
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a composition for organic electroluminescent element, which comprises: a solvent; and a compound group α for organic electroluminescent element that is constituted of at least two kinds of compounds which each have a molecular weight of 3,000 or less and have a structure comprising a plurality of aromatic ring groups linked to each other, wherein the compound group α comprises: a compound α1; and another compound αn satisfying a specific condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.