Compounds for organic thin-film solar cells and organic thin-film solar cells
AssigneesKen-Tsung Wong, Hao-Wu Lin
InventorsKen-Tsung Wong, Hao-Wu Lin, Li-Yen Lin, Francis Lin, Yi-Hong Chen, Shi-Wen Chiu
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Abstract
Provided are compounds with a donor moiety, a first acceptor moiety and a second acceptor moiety, as shown by Formula (I): With the unique molecular design, compounds of Formula (I) can provide a desirable power conversion efficiency. Moreover, this invention also provides organic thin-film solar cells comprising the above-mentioned compounds.
Claims10
A compound represented by Formula (I)
- wherein
- R1 to R6 are independently selected from H, C1-C6 alkyl group, C1-C6 ether group, and amino group substituted by C1-C6 alkyl group;
- Ar1 is selected from
- wherein R9 and R10 are independently selected from H, F, C1-C6 alkyl group, and C1-C6 ether group;
- Ar2 is selected from
- wherein X is O, S, or
- Se, and R11 and R12 are independently selected from H, C1-C6 alkyl group, cyano group, and phenyl group;
- and
- R7 and R8 are independently selected from cyano group, nitro group, and C1-C8 ester group of carboxylic acid.
An organic thin-film solar cell comprising a first electrode, a hole transporting layer, an active layer, an electron transporting layer and a second electrode which are sequentially stacked, wherein the active layer comprises a compound represented by Formula (I)
- wherein
- R1 to R6 are independently selected from H, C1-C6 alkyl group, C1-C6 ether group, and amino group substituted by C1-C6 alkyl group;
- Ar1 is selected from
- wherein R9 and R10 are independently selected from H, F, C1-C6 alkyl group, and C1-C6 ether group;
- Ar2 is selected from
- wherein X is O, S, or
- Se, and R11 and R12 are independently selected from H, C1-C6 alkyl group, cyano group, and phenyl group;
- and
- R7 and R8 are independently selected from cyano group, nitro group, and C1-C8 ester group of carboxylic acid.
Dependencies are inferred from the claim text.