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- A metallocene catalyst was used in the production of this material. 茂金属催化剂是用在生产这种材料。
- Polymer of polar monomer and copolymer of polar monomer with nonpolar monomer are prepared via metallocene catalysts. 采用茂金属催化体系可以制备极性烯类单体的均聚物及极性烯类单体与非极性烯类单体的共聚物。
- The effects of supporting on the performances for olefin polymerization of metallocene catalysts are also discussed. 分析了活性中心的本质、结构以及生成机理;并且讨论了负载化对茂金属催化剂催化烯烃聚合性能的影响。
- This paper detailed use of metallocene catalysts to create high performing poly-olefin. 用茂金属催化剂可生产出高性能的聚烯烃。
- The feature and application effect of the polyolefin elastomer using metallocene catalyst are discussed. 介绍了茂金属催化的聚烯烃弹性体作为聚丙烯抗冲击改性剂的特点及应用效果。
- The recovery and reuse of waste solvent from the loading process of metallocene catalyst were studied. 针对茂金属催化剂负载化过程中所产生的废溶剂开展了相关的回收工艺研究。
- This paper has reviewed the present situation of the application of metallocene catalysts in homopolymerization and copolymerization of styrene. 概述了茂类金属催化剂用于苯乙烯均聚及共聚合的现状。
- This paper introduced the progress in studies on metallocene catalysts and their applications in the polymerization of ethylene, propylene, styrene and the like. 介绍了茂金属催化剂的研究进展及茂金属催化剂在乙烯、丙烯和苯乙烯等聚合反应中的应用。
- Metallocene catalyst is a kind of catalyst with single-site.It can be used to devel-ope high function polyolefine and new polyolefine. 茂金属催化剂是一种具有单活性位点的催化剂,利用它可以使聚烯烃实现高性能化和开发新型聚烯烃。
- Currently, the main treatment of PCP includes: biological method、fenton reaction、photochemical method、electrodeposition、ozone treatment、ultrasonic、metallocene catalysts. 目前,对PCP的主要处理方法是:生物方法、芬顿试剂法、光化学、电化学、臭氧处理、超声波及金属催化氧化等处理方法。
- It not only expands the application of metallocene catalysts in polymer science, but also develops a kind of polar polyolefin resin featuring new performance. 不仅拓宽了茂金属催化剂的应用范围,而且可开发出具有新性能的极性聚烯烃树脂。
- Therefore ,metallocene catalysts, modified the structure of ligands, can be expected to be rather effective for preparing relatival high stereospcificity and molecular weight. 第三,与传统的齐格纳催化剂相比,提高了活性。
- The article also examines the applications and performance of some olefin polymers produced using metallocene catalysts,such as polyethylene(PE) and polypropylene(PP). 详细叙述了采用茂金属催化剂生产的聚烯烃,如聚乙烯(PE)、聚丙烯(PP)的性能及应用情况。
- It was emphasized that the combination of them will contribute to achievement of the purpose and preparation of the supported metallocene catalyst with the high activity. 指出将实验方法和计算机分子模拟方法二者结合起来,能够加快研究进程。
- Usage: useful for pharmaceutical intermediate, especially useful for intermediate of synthesis aids inhibitor and metallocen catalyst for olefine polymerization. 用途:用作有机功能材料;医药合成中间体以及烯烃聚合用金属茂络合物催化剂配位体.
- Usage: useful for pharmaceutical intermediate, especially useful for intermediate of synthesis aids inhibitor and metallocen catalyst for olefine polymerization. 用途:用作有机功能材料;医药合成中间体以及烯烃聚合用金属茂络合物催化剂配位体.
- Achievements of metallocene catalysts research and development of polyethylene and their industrial applications in Exxon , Dow , Mobil, BP, Mitsui, and other companies are also presented. 文章也叙述了Exxon、Dow、Mobil、BP及三井油化等公司金属茂研究开发的成果,及其在聚乙烯工业中的应用。
- This paper reviewed the progress in the studies on copolymerization of olefin with O|cotained polar monomers in the presence of Ziegler|Natta catalyst, metallocene catalyst and late transition metal catalyst. 综述了在齐格勒 纳塔、茂金属和后过渡金属催化体系下 ,烯烃与含氧极性功能单体共聚的研究进展
- The supported metallocene catalyst wasprepared by immobilized on SiO2 with pre-contacted compounds of rac-Me2Si(Ind)2ZrCl2 and methylaluminoxane (MAO), and its activity for propylene isospecific polymerization reaches 106gPP/mol. 将rac-Me_2Si(Ind)_2ZrCl_2与甲基铝氧烷(MAO)预络合后负载于SiO_2上得到了负载型茂金属催化剂,并用于丙烯等规聚合,活性可达到10~6gPP/mol.
- The experimental condition of ethylene-propylene copolymerization catalyzed by titanium-oxygen heterocycle constrained geometry metallocene catalyst through mould device was reported. 通过模试装置研究了自制的钛氧杂环限定几何构型茂金属催化乙烯丙烯共聚合的试验条件。