The evolution of chain transfer constant of the catalyst and the molecular weight and PDI of the polymer during the catalytic chain transfer polymerization of 2-hydroxypropyl methacrylate was also studied.
本文研究了UV(紫外光)固化胶粘剂的配方设计、制备工艺及其性能的优化,考察了纳米二氧化硅、端羟基聚丁二烯和端羟基丁腈橡胶对胶粘剂粘接性能的增韧、增强作用;此外,论文还研究了甲基丙烯酸羟丙酯催化链转移聚合过程中催化剂的表观链转移常数、聚合物的分子量及其分布随反应进行的变化。
Catalytic chain transfer polymerization(CCTP) of methyl methacrylate(MMA) and γ-methacryloxypropyltrimethoxysilane(MPS) was performed using toluene as the solvent at 60℃ in the present of bis(boron difluorodimethylglyoximate) cobaltate(Ⅱ)(CoBF) as catalytic chain transfer agent and AIBN as the initiator.
以钴Ⅱ肟氟化硼络合物(CoBF)为催化剂,2,2′-偶氮二异丁腈(AIBN)为引发剂,实现了甲基丙烯酸甲酯(MMA)与γ-甲基丙烯酰氧基丙基三甲氧基硅烷(MPS)在60℃甲苯体系中的催化链转移聚合(catalytic chaintransfer polymerization,CCTP),制备出末端含有双键的共聚物。
Preparation of Block Copolymer by Iodine Degenerative Transfer Radical Polymerization
碘原子退化转移自由基聚合制备嵌段共聚物
portability of accrued retirement benefits
容许累积的退休福利转移
Any of various malignant neoplasms characterized by the proliferation of anaplastic cells that tend to invade surrounding tissue and metastasize to new body sites.
癌症一种恶性肿瘤，其特征为退化细胞侵入周围组织和向新的身体部位移转并大量增生
The Interchanges Between "Wolf" and "Dog": Evolution or Degradation?;
“狼”与“狗”之间的转化:进化还是退化?
Mr. Taylor relegated his project to his son after he has retted .
泰勒先生退休后把他的事业移转给儿子。
Optimization of a Metastatic Cell Model of Human Hepatocellular Carcinoma and Study on the Mechanisms of Metastasis;
转移性人肝癌细胞模型的优化及转移机理探讨
On Industrial and Urbanized Transfer of China s Rural Surplus Labor;
农村剩余人口的产业性转移与城市化转移
THE RESEARCH ON TRANSFERING CPT GENE INTO SOYBEAN;
胆碱磷酸转移酶基因转化大豆的研究
The Research on Barrier of Tacit Knowledge Converting in Technology Transfer;
技术转移中的隐性知识转化障碍研究
On the Existence and Uniqueness of Weak Solutions to a Degenerate Drift-Diffusion Model for Semiconductors;
退化半导体漂移—扩散模型解的存在和唯一性
A Positive Study on China s Farmland Conversion and Land Degradation in Transition;
转型期中国耕地非农化与土地退化的实证分析
The Best Path for Exit of State-owned Economy in Transition Period;
转轨时期国有经济退出路径的优化选择——体制外的被动退出
Strategic Transformation of Resource-Declined Coal Enterprises on Resource-based Theroy;
基于资源基础理论的衰退煤炭企业战略转移研究
Effects of Lumbar Rotated and Localized Manipulation on Inner Stress and Displacement of Degenerative Lumbar Disc;
腰椎定点旋转手法对退变腰椎间盘内在应力及位移的影响
The evaluation of the core competitive capacity of enterprises:A research on premise of decline mine transter;
企业核心竞争力评价:衰退矿区战略转移的前提研究
A Study of the Transfer Routes of Redundant Labor in Declining Mineral Regions;
发挥衰退矿区技术和管理优势转移富余人员路径研究
The Evaluation of the Core Competitive Capacity of Enterprises and the Transfer of the Failing Mine to the West Energy Concentrative Place;
核心竞争力评价与衰退矿区向西部能源富集地转移
A study of agricultural labor transfer characteristics and its solutions in wetlands restoration area in the middle reaches of Yangtze River;
长江中游退田还湖地区农业劳动力转移特征与途径