IP Library › Granted Patent US 7,446,207
Granted Patent B2
US 7,446,207 · App. 11/236,935 · Granted Nov 4, 2008

Organic dye used in dye-sensitized solar cell

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Quick Facts
Patent No.
US 7,446,207
App. No.
11/236,935
Granted
Nov 4, 2008
Kind
B2
Abstract

An organic dye used in a dye-sensitized solar cell is described, having general formula (1): D-Sp1-Ch-Sp2-Acc-Y  (1) wherein the groups D, Ch, Acc and Y are conjugate with each other, the group D is a donor group, the group Ch is a chromophore rendering low HOMO-LUMO gap or a polyaromatic chromophore, the group Acc is an acceptor group, the group Y is an anchoring group, and each of Sp1 and Sp2 represents a single bond or a spacer group allowing conjugation between the groups D and Ch or between the groups Ch and Acc.

Claims (2)

1. An organic dye used in a dye-sensitized solar cell, expressed by the following formula:

wherein X represents sulfur or selenium, and Ar represents a p-phenylene group or a 2,5-thienylene group.

Assignments (1)
RELEASE OF SECURITY INTEREST Recorded Feb 24, 2026
From: CORNERSTONE COLLATERAL CORP.
To: REBOUND TECHNOLOGIES, INC.
Reel/Frame 073875/0793 →