查询词典 cycloolefin

Cycloolefin and α-olefin copolymerization and application of its resultant products have been reviewed.

评述了环烯烃与线性α-烯烃共聚物的主要生产厂家、结构与性能及制备方法等。

The copolymerization of cycloolefin and α-olefin, and structure of the obtained polymer are significantly affected by the structure and symmetry of metallocene catalysts, electronic effect and steric hindrance of ligands.

着重介绍了加成聚合法中茂金属催化剂的结构对称性、配体的电子和体积效应、反应条件等对聚合活性、产物组成与序列分布及相关热性能的影响。

The copolymerization of cycloolefin and α-olefin,and the structure of the obtained polymer are significantly affected by the structure and symmetry of metallocene catalysts ,electronic effect and steric hindrance of ligands.

着重介绍了加成聚合法中茂金属催化剂的结构对称性、配体的电子和体积效应、反应条件等对聚合活性、产物组成与序列分布及相关热性能的影响。

A process for preparing cycloolefin features that in the presence of catalyst slurry containing metal Ru catalyst, water and metallic sulfate, the mononuclear aromatics is partially hydrogenated by hydrogen, and includes a step to control the activity of catalyst.

一种生产环烯烃的方法，该方法是在含有金属钌催化剂、水和金属硫酸盐的催化剂浆液存在下用氢部分加氢单环芳烃进行该方法，其中包括控制催化剂活性的步骤。

The fourth part of this work was to enhance the RIE resistance of the photoresist by substituting the cycloolefin structure for the acrylate structure.

第四部份延伸第三部份之脱水交联反应机制於环烯类负型树脂，并验证环烯类光阻剂具有较压克力光阻剂更优秀的抗蚀刻能力。

The structural characteristics, such as short bridges, more rigid ligand, larger dihedral angle and different bridging groups, had significant effects on the stability, catalytic activity and polymerization behavior.The polymerizations of cycloolefin were carried out by catalystsβ-diketonate titanium, respectively.

催化剂桥基长度的缩短、两茂环之间的二面角及立体刚性的增大、两桥联基团的结构差异等因素对催化剂的热稳性、聚合活性及共聚情况都有一定的影响。

This work is focused on the ArF photoresist which is the key chemicals for the next generation of integrated circuit manufacture. Polymethacrylate and Cycloolefin copolymers were synthesized for use as single layer photoresists. The effect of composition, the developing processes, and the kinetic reaction of the photoresist on the lithographic performance were investigated.

本文章针对新一世代IC制程用193nm光阻剂，设计制备一系列的压克力与环烯类单层光阻，深入的探讨树脂组成、光阻剂显影条件的变化、以及光阻剂反应动力因素，与光阻剂微影性质间的关系。

The thermolysis of the isomerized products derived from norbornadiene-coordinated carbonyl iron complexes gave two sorts of the thermolytic products based on different substituents on the olefin ligands. One is the corresponding diiron dimer complex, and the other is the complex in which the C-C bond of the cycloolefin ligand is broken.

以降冰片二烯三羰基铁络合物衍生出来铁卡宾络合物的异构化产物的热解，随着烯烃配体上取代基的不同，而分别得到了络合物发生二聚和烯烃配体发生碳碳键断裂的两类热解产物。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。