New liquid crystalline thiophene esters, thiophene-3-yl 3,4,5-tris(n-dodecan-1-yloxy)benzoate (ThBz1) and thiophene-3-yl 3,4,5-tris[4-(n-dodecan-1-yloxy)benzyloxy]benzoate (ThBz2), were synthesized for use in lithium-ion batteries as safe, new solvent-free ionic conductors. Both compounds were synthesized in multi-step reactions and were characterized via1H, 13C NMR and FT-IR spectroscopy, confirming
新液晶
噻吩酯,
噻吩-3-基3,4,5-三(Ñ -dodecan -1-基氧基)
苯甲酸甲酯(ThBz1)和
噻吩-3-基3,4,5-三[4-(Ñ -合成了
十二烷基-1-基氧基)苄氧基]
苯甲酸酯(ThBz2),作为安全的新型无溶剂离子导体用于
锂离子电池。两种化合物都是通过多步反应合成的,并通过1 H,13 C NMR和FT-IR光谱进行了表征,从而确认了所需产物的形成。ThBz1和ThBz2显示出良好的热稳定性和液晶行为。电
化学测试表明,两种测试的ThBz化合物均具有4 V的宽电
化学窗口。此外,对LiCoO 2 / Li中新电解质的初步电池测试4 Ti 5 O 12系统证实了其在
锂离子电池中的适用性。