Monoamine compound, charge transport material, composition for charge transport film, organic electroluminescent element, organic EL display, and organic EL lighting
US8828558B2 · kind B2 · utility
2Cited by
2References
10Claims
0Family size
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Key dates
| Filing date | Feb 27, 2012 |
| Grant date | Sep 9, 2014 |
| Priority date | — |
| Expiry date | Feb 27, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A monoamine compound of formula (1):wherein R1 to R3 each independently represent a phenyl group which may have one or more substituents, wherein at least one of said substituents is in the ortho or meta positions and wherein said substituents may be bonded to each other to form a cyclic structure, with the proviso that none of R1, R2 and R3 is a group which is the same as the other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.