Stereospecific Cyclopolymerization of Asymmetry and Symmetry Diene by Pyridylamidohafnium Catalyst

来源 :Asian Polyolefin Workshop (APO2013)2013亚洲聚烯烃研讨会 | 被引量 : 0次 | 上传用户:a348329418
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The cycloolefin polymers (COPs) have attracted much attention due to their fascinating properties, such as high transparency, low water absorption, chemical resistance and so on.
其他文献
As one of the most widely used commodity plastics with a global demand of 50 million tons, polyethylene (PE) has the simplest chemical structure of all the commercial polymers.According to its archite
会议
The Ziegler-Natta catalyst which composed of titanium tetrachloride (TiCl4), magnesium chloride (MgCl2) and tetrahydrofuran (THF) or TiCl4/MgCl2/THF catalyst has been interested in the study of cataly
1-octene is a kind of very important comonomer for the industrial production of the high-density polyethylene.1 However, ethylene tetramerization to 1-octene always accompanies by ethylene trimerizati
会议
Heterogeneous Ziegler-Natta catalyst has just celebrated its 60-year-olds birthday.1 The traditional strategy to develop the new-generation catalyst is based on a trial-and-error procedure.
会议
Isotactic polybutene-1 (iPB) was first prepared by Natta and coworkers in 1954[1].iPB was a special semicrystalline thermoplastic polyolefin with some attractive mechanical properties such as excellen
会议
Heterogeneous silica-supported systems, such as Phillips or Union Carbide catalysts, have been widely used in the large scale industrial production of polyolefins.1-2The ill-defined nature of these ca
会议
Half-metallocene-type of group 4 complexes have attracted considerable attention not only in the field of catalysis, organometallic chemistry, but also in the field of polymer chemistry due to their u
会议
We have recently developed advanced THC catalyst which is improved stereoregularity in propylene polymerization as well as copolymerization activity for ethylene-propylene copolymerization compared wi
会议
The chain microstructure, crystallization and morphology of three olefinic blocky copolymers (OBCs)1 were compared.Analysis of the 13C NMR spectra with two-site first-order Markovian model2 reveals th
会议
Polypropylene (PP) is one of the most versatile thermoplastics, due to its well-balanced mechanical properties, easy processability, lightweight, low environmental load, and so on.1 Numerous studies h
会议