Mixture, organic electroluminescence device and electronic equipment
US11069861B2 · kind B2 · utility
2Cited by
3References
23Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 22, 2020 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Oct 22, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/17
Abstract
A mixture contains a first compound and a second compound, in which the first compound has at least one of a first cyclic structure represented by a formula (11) below and a second cyclic structure represented by a formula (12) below, and the second compound is a compound represented by a formula (21) or a compound represented by a formula (22) below, and a total mass MT of the first and second compounds and a mass M2 of the second compound in the mixture satisfy a relationship of a numerical formula (Numerical Formula 1) below,
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.