monomers

The results suggested that the decisive factor of the composition of the grafted copolymers was the reactivity ratio and the molar ratio of two monomers, which was testified further by the analyses of the IR and TGA.

接枝产物的红外、重分析进一步佐证了竞聚率对不同二元单体体系接枝生成物结构的影响。

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Study on Preparation of High Performance RO Composite Membranes and Synthesis of Functional Monomers

高性能反渗透复合膜及其功能单体制备研究

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A polymer that consists of two, three, or four monomers.

一种含三个相同单体的聚合物(或聚合物分子).

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At present, most are using acrylic monomers.

目前大多使用的是丙烯酸酯类单体.

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UV varnish contains acrylic monomers, silicone equicomponent.

UV光油中含有丙烯酸单体 、 硅树脂等成分.

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In this paper, five chiral PNA monomers containing two natural bases ( A, T) were prepared in modified methods to the literature.

本研究工作对文献方法进行了改进，合成了含天然碱基腺嘌呤A和胸腺嘧啶T的5种手性PNA单体。

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Tensile strength of CPE material was increased by adding polar monomers of MA, AN and St.

极性单体MA 、 AN及St的加入提高了CPE材料的拉伸强度.

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The related monomers and their model compounds for polymers were synthesized, then their reaction velocity constants were determined.

首先合成了有关的单体及二聚体的模拟化合物，然后进行了反应速率常数的测定。

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The article discusses blend polymerization caused by mixing prepolymer into monomers.

本文论述了预聚物溶于拟共聚单体发生原地聚合反应时的掺聚效应.

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Monomers are small molecules that can join together to form long chemical chains.

单体是微小的分子，它们可结合形成化学长链。

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Monomer reactivity ratio measurement of Perfluoromethyl vinyl ether with some vinyl monomers containing fluorine in emulsion copolymerization

全氟甲基乙烯基醚和其它含氟单体乳液共聚合的竞聚率测定

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These monomers link together to form very long molecules called polymers.

这些单体连接在一起形成很长的称作聚合体的微分子粒.

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Nano-CaCO_3/ PP composites were prepared by nano-CaCO_3 masterbatch modified by reactive monomers. The crystallization, melting behavior, and crystallization morphology of nano-CaCO_3/ PP composites and modified nano-CaCO_3/ PP composites were measured by DSC and POM.

本文用溶液法制备的不同单体改性PP包覆纳米CaCO3母料制备纳米CaCO3/PP复合材料，用DSC和POM研究了复合材料中PP的结晶与熔融行为及结晶形态。

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Silicone modified acrylic emulsions are synthesized from acrylate a nd monomers contained silicone group.

以丙烯酸酯和有机硅官能单体为原料,合成了有机硅丙烯酸乳液.

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So rS 3-4 mer was digested into rS 3 monomers in vitro by 70 % formic acid treatment.

rS34mer经纯化后在酸性溶液中水解为rS3单体.

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Separation and Characterization of Residual Monomers in Molten Polyethylene Grafted Maleic Acid Product

聚乙烯熔体接枝马来酸酐产物中残余单体的分离与表征

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A series of six porphyrin monomers were synthesized by direct condensation of heliotropin, hydroxyl substituted aromatic aldehyde and pyrrole. Structures of the target compounds were characterized by MS,~ 1HNMR, IR, and UV-vis spectra.

以胡椒醛及羟基芳香醛为原料与吡咯在丙酸中回流，合成了6种卟啉化合物，其结构用1HNMR，IR，UV-Vis和ESI-MS确定。

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Glucose molecules are thus the monomers out of which each of these polymers is constructed.

因此葡萄糖是构成这两种聚合物的单体.

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Method to synthesizing binary copolymer scale inhibitor XD-1 from acrylic acid ( AA) and sodium allyl sulphonate ( SAS) as monomers using ammonium persulfate as initiating agent, water as solvent was given.

介绍了以丙烯酸（AA）和烯丙基磺酸钠（AS）为单体，过硫酸铵为引发剂，水为溶剂合成二元共聚物防垢剂XD-1的方法。

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Dental filling materials and testing methods are summarized and the emphasis is especially focused on the polymeric monomers.

本文综述了近几年齿科充填复合材料的进展情况，并着重对该类材料中单体的研究进展进行分析和归纳。

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Determination of Residual Monomers in siliconeAcrylate Resin by Wide-Bore Capillary Gas Chromatography.

大 口径 毛细管气相色谱法测定硅丙树脂中的残余单体.

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In the same way it is possible to copolymerize three or more monomers together.

3种或3种以上单体也能以相同的方式一起共聚.

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Plastic is made of small molecules called monomers.

塑料是由称作单作的微分子粒构成的.

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S-phenyl thiobenzoate derivatives are a new class of photoinitiator with high efficiency of photoinitiation for polymerization of vinyl monomers.

硫代苯甲酸-S-苯酯（BPFBN）是一种对烯类单体的聚合具有较高引发效率的引发剂.该类化合物分子的α断裂发生在三重态中间体。

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The fundamentals and research progresses on reactive extrusion for polymer preparation from monomers and modification of polymers have been reviewed.

本文综述了高分子材料制备与加工发展新方向&反应加工领域的研究现状、主要基础科学问题。

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In this paper , the uniquely functionalized antifoulant acrylamide monomers derived are designed and synthesized.

分别以含辣素衍生结构的丙烯酰胺为防污剂、以含辣素衍生结构的丙烯酸树脂为成膜物质制备两类防污涂料.

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Water soluble C9 petroleum resin was prepared by radical solution copolymerization with C9 fraction, a by-product from the production of ethylene, and monomers such as maleic anhydride ( MA) and acylic acid ( AA).

本文利用乙烯装置副产的C9馏份，与马来酸酐（MA）、丙烯酸（AA）极性单体共聚，合成出对工业循环水具有阻垢作用的水溶性C9石油树脂。

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Copolymerization with other monomers such as acrylic ester and ethylene vinyl acetate was another promising way.

此外,与丙烯酸类或乙烯类化合物等单体的共聚也可改善乳液性能.

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Quality is equivalent to virgin monomers.

质量相当于初次生产的单体.

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The nonlinear absorption coefficient ( B), the nonlinear refractive coefficient ( n2) and the third-order nonlinear susceptibility ( X ( 3)) of three monomers and some polymers were fitted and calculated. The relationship between nonlinear optical properties and molecular structures was discussed.

对它们的非线性吸收和非线性折射进行拟合，计算得到非线性吸收系数β、折射率n以及三阶非线性系数X~（3），并探讨了分子结构和材料性能之间的关系。

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