Organic semiconducting material, and film, organic electronic device and infrared dye composition each including said material
US8168781B2 · kind B2 · utility
2Cited by
5References
4Claims
0Family size
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Key dates
| Filing date | Aug 21, 2008 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Sep 10, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An organic semiconducting material comprises a naphthalocyanine derivative represented by formula (1);wherein M represents Si, Ge or Sn, R1 to R3 represent substituents other than a hydrogen atom except that all of R1 to R3 are identical straight-chain alkyl groups, and R4 to R27 each independently represents a hydrogen atom or a substituent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.