由咔唑以及3-噻吩甲酸出发,经过合理的化学修饰,合成了单体4,7-二溴正辛基咔唑 M1和单体1,5-二(正三正丁基锡)-4,8-二(正十二烷氧基)苯并[1,2-b∶4,5-b’]二噻吩M2,然后单体M1与单体M2通过Suzuki偶联聚合合成了共轭聚合物 P1。并对聚合物P1进行了一系列的结构表征和性能测试,结果表明P1的光学能带隙为1.56 eV,电化学能带隙为1.57 eV,5%热失重温度分别为314℃,显示出了良好的光学性能、热稳定性和电化学氧化还原性能。
4,7-dibromo-n-octylcarbazole(M1)and 1,5-bis(tri-n-butyltin)-4,8-di(n-dodecylalkoxy)benzo [1, 2-b∶4,5-b']dithiophene(M2)were synthesized from carbazole and 3-thenoic acid.The conjugated polymer(P1) was synthesized via Suzuki coupling reaction by M1 and M2.And the polymer P1 was used to characterize the structure and properties by a series of tests.The results have showed that the optical band gap of P1 was 1.56 eV,the electrochemical band gap of P1 was 1.57 eV,and 5% weight loss temperature was 314 ℃.The polymer P1 showed the good optical properties,thermal stability and electrochemical oxidation of reduction performance.
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