Synthesis and Photovoltaic Properties of Cyclopentadithiophene-Based Low-Bandgap Copolymers That Contain Electron-Withdrawing Thiazole Derivatives
作者:In Hwan Jung、Jinyoung Yu、Eunjae Jeong、Jinseck Kim、Sooncheol Kwon、Hoyoul Kong、Kwanghee Lee、Han Young Woo、Hong-Ku Shim
DOI:10.1002/chem.200903064
日期:2010.3.22
We have synthesized four types of cyclopentadithiophene (CDT)‐based low‐bandgap copolymers, poly[4,4‐bis(2‐ethylhexyl)‐4H‐cyclopenta[2,1‐b:3,4‐b′]dithiophene‐2,6‐diyl}‐alt‐(2,2′‐bithiazole‐5,5′‐diyl)] (PehCDT‐BT), poly[(4,4‐dioctyl‐4H‐cyclopenta[2,1‐b:3,4‐b′]dithiophene‐2,6‐diyl)‐alt‐(2,2′‐bithiazole‐5,5′‐diyl)] (PocCDT‐BT), poly[4,4‐bis(2‐ethylhexyl)‐4H‐cyclopenta[2,1‐b:3,4‐b′]dithiophene‐2,6‐diyl}‐alt‐2
我们合成了四种基于环戊二噻吩(CDT)的低带隙共聚物,即聚[4,4-双(2-乙基己基)-4 H-环戊达[2,1- b:3,4- b' ]二噻吩-2,6-二基} - ALT - (2,2'-联噻唑-5,5'-二基)](PehCDT-BT),聚[(4,4-二辛基-4- ħ环戊二烯并[2,1- b:3,4- b' ]二噻吩-2,6-二基) - ALT - (2,2'-联噻唑-5,5'-二基)](PocCDT-BT),聚[4,4-双(2-乙基己基)-4- H-环戊[ 2,1- b:3,4- b' ]二噻吩-2,6-二甲苯基} alt- 2,5-二(噻吩-2-基)噻唑啉[ 5,4‐天]噻唑-5,5'-二基}](PehCDT-TZ),和聚[(4,4-二辛基-4- ħ环戊二烯并[2,1- b:3,4- B' ]二噻吩-2,6-二基) - ALT - 2,5-二(噻吩-2-基)噻唑并[5,4- d