titanocene相关论文
FT-Infrared and FT-Raman Spectroscopic Studies of Complexes (C5H5)2TiCl2,(C5H4Me)2TiCl2 and (C5HMe4)
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A titanocene-ferrocenyl complex, (5-ferrocenyl-2-hydroxybenzenecarboxylato-O,O)-bis(methylcyclopentadienyl)titanium(Ⅳ) ......
FT-Infrared and FT-Raman Spectroscopic Studies of Complexes (C5H5)2TiCl2,(C5H4Me)2TiCl2 and (C5HMe4)
The FT-IR and FT-Raman spectra of complexes (C5H5)2TiC12( Ⅰ ), (C5H4Me)2TiCl2( Ⅱ )and (C5HMe4)2TiCl2( Ⅲ ) have been o......
Two cis-cyclopentene bridged titanocenes have been synthesized. Two homogeneous Ziegler catalysts prepared by activation......
Novel homo-dinuclear silicon bridged cyanoethyl cyclopentadienyl complexes of titanium and zirconium (CH3)2Si((η5-C5H3C......
研究了不同的茂钛催化剂与甲基铝氧烷(MAO)组成的催化体系对乙烯的聚合,发现钛的配体会大大影响聚合活性。从聚乙烯的透射电镜照片......
改进了取代水杨酸二茂钛的制备方法,利用取代水杨酸的CHCl3溶液,萃取Cp2TiCl2的水溶液,合成了取代水杨二茂钛酸配合物,产率为76%-90%,并利用电子吸收光谱对反......
合成了一系列茂金属催化剂(C5H4R)2TiCl2[R=H(1), Me(2), C6H11(3)]和(C5H4R)2TiAr2[R=H, Ar=C6H5(4), p-MeC6H4(5), m-MeC6H4(6);......
The effects of the substituents on the cyclopentadienyl ring and the reducing agents on the catalytic activity and the s......
发现含有二氯二茂钛与取代水杨酸的氯仿淀粉 在水存在下可以发生反应,由此合成了六个二茂钛衍生物,经元素分析、IR及^1H NMR对其结构进行了......
报道了茂基三(四氢呋喃甲氧基)钛的合成。研究了cat/MAO(甲基铝氧烷)催化体系对苯乙烯的均聚合。考察了温度、苯乙烯浓度、Al/Ti摩尔比等对聚合反应......
用二氯二茂钛-乙酰丙酮的水溶液与取代水杨酸钠在不同pH条件下合成了两种类型的配合物。所有配合物经元素分析、IR和^1HNMR进行了结构表征,并通......