By employing an electron-rich tricarboxytriphenyl amine as donor ligand and electron-deficient 2,4,6-tris(pyridin-4-yl)-1,3,5-triazine as acceptor ligand to assemble with Zn2+ions,three new coordination polymers were ...By employing an electron-rich tricarboxytriphenyl amine as donor ligand and electron-deficient 2,4,6-tris(pyridin-4-yl)-1,3,5-triazine as acceptor ligand to assemble with Zn2+ions,three new coordination polymers were successfully synthesized and characterized systematically.Three compounds with different structures were obtained by regulating the reaction solvent,and the effect of the reaction solvent on the synthesis of crystals was explored.Furthermore,the photophysical properties of the compounds were investigated.展开更多
Six soluble quinone-amine polymers (PAQs ) were synthesized from p-benzo-quinone with α, ω-diaminoalkoxypolymethylsiloxa, α, ω-diaminopropylpolymethylsiloxa,isophorone diamine, polyether-ester-amide type diamine a...Six soluble quinone-amine polymers (PAQs ) were synthesized from p-benzo-quinone with α, ω-diaminoalkoxypolymethylsiloxa, α, ω-diaminopropylpolymethylsiloxa,isophorone diamine, polyether-ester-amide type diamine and two kinds of disecondary amine,respectively. Their spectral properties and elemental analysis results are reported.展开更多
本文基于迈克尔加成机理,以对苯醌和乙二胺为原材料合成了一种醌胺聚合物,采用红外波谱和扫描电镜分别对其结构和形貌进行了表征,并以1 M ZnSO_(4)·7H_(2)O为电解质,锌箔为对电极,研究了其作为正极材料在水系锌离子电池中的电化学...本文基于迈克尔加成机理,以对苯醌和乙二胺为原材料合成了一种醌胺聚合物,采用红外波谱和扫描电镜分别对其结构和形貌进行了表征,并以1 M ZnSO_(4)·7H_(2)O为电解质,锌箔为对电极,研究了其作为正极材料在水系锌离子电池中的电化学性能。实验结果表明,其在0.02 A/g下的首圈充放电比容量分别达到159.6 mAh/g和53.7 mAh/g,50次循环后容量保持率为57%,库伦效率保持在90%以上,表现出良好的电化学性能。展开更多
基金Supported by the National Natural Science Foundation of China(Nos.21531005,91856124,21671112,and 21875115).
文摘By employing an electron-rich tricarboxytriphenyl amine as donor ligand and electron-deficient 2,4,6-tris(pyridin-4-yl)-1,3,5-triazine as acceptor ligand to assemble with Zn2+ions,three new coordination polymers were successfully synthesized and characterized systematically.Three compounds with different structures were obtained by regulating the reaction solvent,and the effect of the reaction solvent on the synthesis of crystals was explored.Furthermore,the photophysical properties of the compounds were investigated.
文摘Six soluble quinone-amine polymers (PAQs ) were synthesized from p-benzo-quinone with α, ω-diaminoalkoxypolymethylsiloxa, α, ω-diaminopropylpolymethylsiloxa,isophorone diamine, polyether-ester-amide type diamine and two kinds of disecondary amine,respectively. Their spectral properties and elemental analysis results are reported.