Two new complexes,C9H7NO3)Zn(C3H4N2)2(1) and(C9H7NO3)Ni(C3H4N2)2(C4H5N2O)·CH3OH·0.5H2O(2),with salicylideneglycinyl as the ligands,were synthesized successfully at room temperature in methanol solution,and c...Two new complexes,C9H7NO3)Zn(C3H4N2)2(1) and(C9H7NO3)Ni(C3H4N2)2(C4H5N2O)·CH3OH·0.5H2O(2),with salicylideneglycinyl as the ligands,were synthesized successfully at room temperature in methanol solution,and characterized via elemental analyses,IR spectra,UV-Vis and fluorescence spectra,and X-ray diffraction and thermogravimetric analyses were also carried out.展开更多
合成了3种5,5′-亚甲基-双-水杨醛亚胺配体,利用它们和trans-[NiCl(Ph)(PPh3)2]反应得到Cat1、Cat2和Cat3三种双核水杨醛亚胺镍催化剂,并通过红外(FT-IR)和元素分析进行了表征。研究了在甲苯为溶剂,MAO为助催化剂下,催化降冰片烯(NBE)...合成了3种5,5′-亚甲基-双-水杨醛亚胺配体,利用它们和trans-[NiCl(Ph)(PPh3)2]反应得到Cat1、Cat2和Cat3三种双核水杨醛亚胺镍催化剂,并通过红外(FT-IR)和元素分析进行了表征。研究了在甲苯为溶剂,MAO为助催化剂下,催化降冰片烯(NBE)单体聚合的催化性能,考察了聚合条件,如温度、Al/Ni物质的量比对降冰片烯的催化活性、单体转化率、聚合物分子量及分子量分布的影响。当在n(Al)/n(Ni)为1000,聚合温度为80℃的条件下,催化剂的催化活性达到最大值1.16×105g of PNB/(mol of Ni.h)。聚合产物的核磁共振(1H-NMR)和红外光谱分析结果表明,该聚合反应是以单体的乙烯基加成聚合机理进行的。展开更多
文摘Two new complexes,C9H7NO3)Zn(C3H4N2)2(1) and(C9H7NO3)Ni(C3H4N2)2(C4H5N2O)·CH3OH·0.5H2O(2),with salicylideneglycinyl as the ligands,were synthesized successfully at room temperature in methanol solution,and characterized via elemental analyses,IR spectra,UV-Vis and fluorescence spectra,and X-ray diffraction and thermogravimetric analyses were also carried out.
文摘合成了3种5,5′-亚甲基-双-水杨醛亚胺配体,利用它们和trans-[NiCl(Ph)(PPh3)2]反应得到Cat1、Cat2和Cat3三种双核水杨醛亚胺镍催化剂,并通过红外(FT-IR)和元素分析进行了表征。研究了在甲苯为溶剂,MAO为助催化剂下,催化降冰片烯(NBE)单体聚合的催化性能,考察了聚合条件,如温度、Al/Ni物质的量比对降冰片烯的催化活性、单体转化率、聚合物分子量及分子量分布的影响。当在n(Al)/n(Ni)为1000,聚合温度为80℃的条件下,催化剂的催化活性达到最大值1.16×105g of PNB/(mol of Ni.h)。聚合产物的核磁共振(1H-NMR)和红外光谱分析结果表明,该聚合反应是以单体的乙烯基加成聚合机理进行的。
