聚合物化学
- 网络polymer chemistry
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中性铜(Ⅰ)卤结构单元及其配位聚合物化学
Structural Units and Coordination Polymer Chemistry of Neutral Copper (ⅰ) Halide Cluster
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在经历了十几年的研究论证,辽河油田终于开始进行聚合物化学驱油技术的试点与应用,以期在辽河油田的油质环境下也能发挥出聚合物化学驱油技术的作用与优势。
After ten years of research and feasibility studies , Liaohe Oilfield finally starts flooding technology in polymer chemistry . They hope that the polymer can also play the role of chemical flooding technology and advantages on the Liaohe Oilfield .
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MDF复合材料的XRD,DTA,IR以及SEM分析显示,环境水的侵蚀将引起聚合物化学改性并使未反应水泥颗粒继续水化,并导致水泥/聚合物界面削弱。
Examinations of the MDF composites by XRD , DTA , IR and SEM reveal that water immersion leads to chemical modification of the polymer phase and rehydration of unreacted cement grains in the composites , resulting in weaknesses of the interface between cement and polymer .
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采用1HNMR、GPC对聚合物化学结构、分子量及分子量分布进行表征,已有的实验结果表明,已成功地合成了HEBI-PCL均聚物和PEEP-b-PCL两嵌段共聚物。
1H NMR and GPC methods were utilized to characterize the chemical structure , molecular weight and molecular weight distribution , which showed that the HEBI-PCL homopolymer and PEEP-b-PCL diblock copolymer have been successfully synthesized .
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聚合物化学键联钯催化剂的合成及其催化加氢性能研究
Synthesis of Polymer-Supported Palladium Catalysts and Their Hydrogenation Properties
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聚合物化学工作者所称的多组分体系是指聚合物共混体,共聚物和增强复合材料。
By " multicomponent systems " polymer chemists mean polymer blends , copolymers and reinforced composites .
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本文从氢键型超分子聚合物化学(合成与机理)、物理(结构与性能)和工程(加工与应用)三个方面介绍氢键型超分子聚合物的进展。
In this paper , the synthesis , structures , and applications of hydrogen bonded supramolecular polymers are introduced .
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着重介绍化学修饰酶的研究与进展,并对其发展进行了展望,主要内容包括交联技术、定点突变和化学修饰结合技术、小分子修饰、单功能聚合物化学修饰、辅因子引入。
This paper includes enzyme crosslinking , site-directed mutagenesis , small molecular compounds , homo-functionality polymerization , cofactor introduction .
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超支化聚合物化学键合毛细管电泳柱的制备及其对蛋白质的分离行为
The Preparation of Chemical-Bonded Hyperbranched Polymer Coated Column for Capillary Electrophoresis and Their Application to Separation of Basic Proteins
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研究了碳纳米管表面官能团特性对丙烯腈(共)聚合物化学结构的影响。
The Effects of functional CNT on the chemical structure for the acrylonitrile ( co - ) polymer were studied .
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本论文采用动态共价键-酰腙键制备了聚合物化学凝胶。
As one of the dynamic covalent bonds , acylhydrazone was adopted for the synthesis of polymer gels in this paper .
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这种物质的聚合物化学性能稳定,其上的羧基能结合生物分子,并可保持生物分子活性。
The poly pyrrole with carboxyl on it can be combined to biological molecules , and can maintain the activity of biological molecules .
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在这四个主要的领域内,还提供某些专业化的训练,例如化学物理及量子化学、生物有机、聚合物化学、辐射化学以及核化学。
Specialty disciplines , such as chemical physics and quantum , bioorganic , polymer , radiation , and nuclear chemistry , are available within the four major areas .
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结果表明,随着老化时间的延长,涂层表面光泽度不断下降,涂层的耐腐蚀性能下降,聚合物化学键被破坏,造成涂层树脂不断降解引起老化。
It has shown that with ongoing of weathering time , gloss of films reduced , corrosion protection property become poorer , polymer chains destroyed , causing degradation of coatings resins and weathering .
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与金属和碳电极相比,聚合物化学修饰电极可以通过设计各种各样的聚合膜以提高检测灵敏度和选择性,适用于很多物质的分析。
Polymer-modified electrodes ( PMEs ), in contrast to metallic or carbon substrate electrodes , can be designed through polymer screening to provide tremendous improvements in sensitivity and selectivity to detect variety of analytes .
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壁面钢材受溶解氧腐蚀而产生Fe2+,Fe2+被氧化成Fe3+并引起溶液中聚合物化学降解;温度升高时化学降解加剧。
The pipe steel corroded by dissolved oxygen releases Fe 2 + and Fe 2 + is oxidized to Fe 3 + and causes chemical degradation of polymer which is enhanced at elevated temperatures .
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高分辨~(13)cNMR在聚合物辐射化学中的应用
Application of high resolution ~ ( 13 ) c NMR in radiation chemistry of polymers
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聚合物的化学结构通过~1H-NMR和FT-IR确认,采用粘度法测试聚合物的分子量,聚合物的特性粘度为1.2-2.8。
The structure of the polymers were confirmed by ~ 1H-NMR and FT-IR , and the molecular weight was characterized by intrinsic viscosities .
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合成的液晶单体及聚合物的化学结构均通过红外的表征,利用DSC、POM和X射线衍射技术研究了其相行为。
The phase behavior of monomer and network polymers was investigated by DSC , POM , and X-ray measurement . The monomer exhibits typical nematic threaded and schlieren texture .
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对经丁酮抽提后的接枝膜进行FTIR、ESCA、SEM和DSC等表征,证实含氟聚合物以化学键的方式接枝在LDPE基体膜上。
The existence of a fluorinated polymer layer and its linkage with the LDPE substrate through chemical bonds were confirmed by FTIR , ESCA , SEM and DSC measurements on the butanone-extracted grafted films .
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核磁共振在聚合物辐射化学中的应用
The Application of NMR in Radiation Chemistry of Polymer
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树枝状聚合物的化学性质和在反渗透阻垢上的应用
Special properties and reverse osmosis antiscalant applications of dendrimers
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基于分子印迹聚合物的化学发光传感器测定尿样中的甲福明
A chemiluminescence sensor for determination of metformin in urine samples based on molecularly imprinted polymer
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聚合物在化学传感器中的应用
Application of Polymers in Chemical Sensors
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文中主要介绍了豆类聚合物的化学构成、应用、使用优点、涂料配方等。
This article introduces soy polymer chemistry , application technology , application benefits , and coating formulations .
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第一章简要介绍了响应性聚合物和化学传感器近几年的发展和挑战。
The first chapter gave a brief introduction concerning the development and challenges of responsive polymers and chemosensors .
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更进一步,聚合物的化学结构及合成条件都会影响其结晶度。
Furthermore , both of the chemical structure and the synthesis conditions affect the crystallinity degree of the polymers .
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自七十年代聚合物型化学修饰电极诞生以来,不同电极表面修饰各种聚合膜一直是备受关注的研究领域。
The area of polymers confined to different electrode surfaces has received great attention since its inception in 1970 's.
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研究了绝缘聚合物的化学结构对聚苯胺导电复合物形态结构及电性能影响。
The influence of the chemical structure of insulating polymer on the morphological structure and the electrical properties of polyaniline composite was investigated .
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减阻剂是一种高分子聚合物的化学制品,能减少液体在管道内流动的摩阻。
Drag reducer is a kind of chemicals consisted in high molecular polymer , which can reduce the friction-al drag for the liquid flowing within pipe .