Metal complex dye, photoelectric conversion element and dye-sensitized solar cell
US8574463B2 · kind B2 · utility
6Cited by
1References
17Claims
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Key dates
| Filing date | Nov 29, 2012 |
| Grant date | Nov 5, 2013 |
| Priority date | — |
| Expiry date | Nov 29, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A metal complex dye, containing a ligand LL1 having a structure represented by Formula (I):wherein R1 and R2 represent a specific substituent; L1 and L2 represent a group composed of at least one kind of group selected from the group consisting of an ethenylene group, an ethynylene group and an arylene group, and conjugate with R1 or R2, and the bipyridine; the ethenylene group and the arylene group may be substituted or unsubstituted; R3 and R4 represent a substituent; n1 and n2 represent an integer of 0 to 3; A1 and A2 represent an acidic group or a salt thereof; and n3 and n4 represent an integer of 0 to 3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.