Porphyrin photosensitive dye and photoelectric conversion device utilizing the same

Patent metadata

Field	Value
Publication number	US-9546278-B2
Application number	US-201514620715-A
Country	US
Kind code	B2
Filing date	Feb 12, 2015
Priority date	Jul 9, 2014
Publication date	Jan 17, 2017
Grant date	Jan 17, 2017

Abstract

Disclosed is a porphyrin photosensitive dye, having the chemical formula:

Each of L 1 and L 2 is independently

R 1 is C 5-20 linear/branched alkyl group. R 2 is C 0-20 linear/branched alkyl group. R 4 is C 1-20 linear/branched alkyl group. Each of R 3 and R 5 is independently C 1-20 linear/branched alkyl group or C 1-20 linear/branched alkoxy group. Y 1 is C 3-20 cycloalkyl group. Each of a and b is independently an integer of 0 to 5. D is

Each of R 6 to R 11 is independently C 1-10 alkyl group. X 1 is N, O, S, or Se. Each of c, d, and e is independently an integer of 0 to 5. A is

Each of Z 1 and Z 2 is independently hydrogen, alkali metal, or quaternary ammonium salt —N(R 12 ) 4 . R 12 is C 1-10 alkyl group. X 2 is N, O, S, or Se.

First claim

What is claimed is:

1. A porphyrin photosensitive dye, having the chemical formula:

wherein each of L 1 and L 2 is independently

R 1 is C 5-20 linear or branched alkyl group, R 4 is C 1-20 linear or branched alkyl group, R 5 is C 1-20 linear or branched alkyl group or C 1-20 linear or branched alkoxy group, and b is an integer of 0 to 5;

wherein D is
each of R 6 , R 7 , R 8 , R 9 , R 10 , and R 11 is independently a C 1-10 alkyl group, X 1 is N, O, S, or Se, and each of c, d, and e is independently an integer of 0 to 5;
wherein A is

 each of Z 1 and Z 2 is independently hydrogen, alkali metal, or quaternary ammonium salt —N(R 12 ) 4 , wherein R 12 is C 1-10 alkyl group, and X 2 is N, O, S, or Se.

2. The porphyrin photosensitive dye as claimed in claim 1 , wherein R 1 is C 5-10 linear or branched alkyl group.

3. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

4. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

5. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

6. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

7. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

8. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

9. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

10. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

11. The porphyrin photosensitive dye as claimed in claim 1 , having the chemical formula:

12. A photoelectric conversion device, comprising the porphyrin photosensitive dye as claimed in claim 1 .

13. The photoelectric conversion device as claimed in claim 12 , comprising an organic light-emitting diode, an organic photovoltaic device, or a dye-sensitive solar cell.

Assignees

• Ind Tech Res Inst

Inventors

• Chang Shu-Nung
• Lee Chia-Hua
• Tung Yung-Liang

Classifications

• Y02E10/542

  Dye sensitized solar cells · CPC title

• C09B47/00 Primary

  Porphines; Azaporphines {(non-dyeing compounds C07D487/22)} · CPC title

• H01G9/2031

  comprising titanium oxide, e.g. TiO2 (H01G9/2036 takes precedence) · CPC title

• Y02E10/549

  Organic PV cells · CPC title

• H01G9/2059

  comprising an organic dye as the active light absorbing material, e.g. adsorbed on an electrode or dissolved in solution · CPC title