齐聚物
- 网络oligomer;oligomers;oligmer
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聚对苯二甲酸乙二酯(PET)薄膜经固相缩聚反应后,用凝胶色谱法测定产物的分子量、分子量分布和环状齐聚物含量。
Polyethylene terephthalate ( PET ) films were polymerized in solid phase , the molecular weight , molecular weight distribution ( MWD ) and cyclic oligomer content of the products were determined by GPC .
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通过改变HDI齐聚物合成反应的条件,探讨了齐聚物的组成和分子量对涂膜性能的影响。
The effects of the composition and molecular weight of the HDI oligomer on the properties of coating film were studied .
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封闭型异氰酸酯齐聚物及与PET反应性共混
Synthesis of Terminated Isocyanate Oligomers and Their Reactive Blending With PET
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离子色谱法分离分析Cr(Ⅲ)齐聚物
Analysis and Separation of Chromium (ⅲ) Oligomers by Ion Chromatography
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HPLC法测定PA6/SiO2纳米复合材料中的环状齐聚物
The Determination of Cyclic Oligomers in PA6 / SiO_2 Nanocomposites by HPLC
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以P(BA/AANa)齐聚物为基础,合成了一种性能优越的无皂乳液聚合(SFEP)丙烯酸酯涂料。
A new soap free poly ( arcylate / methlacrylate ) emulsion is synthesized with P ( BA / AANa ) obligmer .
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介绍了紫外(UV)光固化涂料的组成(包括光引发剂、活性单体、齐聚物、助剂)及其作用。
The components and their functions of UV curing coatings were introduced at first .
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UV固化胶粘剂应用研究进展聚氨酯丙烯酸酯齐聚物制备紫外光固化胶粘剂
Research progress of UV curable adhesives and their raw materials Preparation UV Curable Adhesives Using Polyurethane Acrylate Oligomer
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介绍了UV光固化涂料用齐聚物、单体、光引发剂以及助剂的开发。
The development of the oligomers , monomers , photoinitiators and additives used in UV curable coatings is introduced .
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P(VDF-TrFE)和铜酞菁齐聚物的接枝与表征
Synthesis and Characterization of P ( VDF-TrFE ) with Partially Grafted Copper Phthalocyanine Oligomer
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系统研究了齐聚物的合成与结构,SIN合成的反应机理与反应动力学,材料的微观结构与阻尼性能。
The reaction mechanism , reaction kinetics , damping properties and the morphology of the PMPS / PMAc SIN were investigated .
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基于PPV齐聚物的蓝色和白色有机电致发光器件的研究
Study on Blue and White Organic Light-emitting Devices Based on PPV Oligomers
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1HNMR(300MHz)和FT-IR表征了产物结构,是平均聚合度为5的齐聚物。
The average polymerization degree of the oligomer is 5 determined by 1H NMR .
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Ziegler-Natta催化剂催化的1-癸烯齐聚物的结构表征
Structure and Properties of Oligomer from 1-Decene Catalyzed by Ziegler-Natta Catalyst
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CdS半导体与吩噻嗪树枝有机材料的超快动力学过程三苯胺树枝状分子和吩噻嗪齐聚物的合成及性质研究
The Ultrafast Dynamic Processes of CdS Semiconductor and Phenothiazine Organic Molecule Synthesis and Properties of Triphenylamine-based Dendrimers & Oligo ( Phenothiazine ) s
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研究了螺环磷酸酯阻燃剂、齐聚物型磷酸酯阻燃剂和有机磷膨胀型阻燃剂在PP、PVC、PU利PET无纺布中的应用。
The application of spirocyclic phosphates , phosphate oligomers and organophosphorous intumescent fire-proofing agents in PP , PVC , PU and nonwoven fabrics of PET were studied .
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经ZrO2/SO4~(2-)催化所得萘齐聚物的中间相转化行为
Studies on mesophase transformation behavior of naphthalene oligomers prepared using ZrO 2 / so 2 4 catalyst
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有机齐聚物DSB和TSB双光子吸收和时间分辨荧光光谱的研究
Studies Organic Polymeric Materials DSB & TSB of Two-photon Absorption and Time-resolved Fluorescence Spectrum
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联苯桥联的PPV齐聚物基态构型、电子能级和吸收光谱的理论研究
Theoretical Studies on Ground State Structure , Electronic Energy Level and Absorption Spectra of PPV Oligomers with Biphenyl Bridge
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合成了以HDI改性的烯类单体齐聚物。
By the modification of hexamethylene diisocyanate ( HDI ), a new curing agent HDI oligomer was prepared .
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HPGPC和HPLC测定齐聚物的聚合度分布与平均聚合度
Determination of the Average Degree of Polymerization and its Distribution of Oligomers by Inverse HPLC and High Performance Gel Permeation Chromatography
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Alq3接枝的PPV齐聚物和吡啶基苯并咪唑铍配合物光电性质的理论研究
Theoretical Investigation of Alq_3 Grafted on PPV Units and Be Complexes of Pyridyl Benzimidazole Derivatives on Photoelectronic Properties
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以这些齐聚物为大分子单体,以HDI为扩链剂,合成了分子量较高的聚酯酰胺。
Four poly ( ester-amide ) s were synthesized by using these oligomers as macromonomers and HDI as chain extender .
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结果表明,齐聚物能够减缓NCO基团的反应活性,基本消除其与水的反应,提供施涂操作的充分时间;
The results showed that the HDI oligomer could decrease the reaction activity of NCO group , slow down the reaction with water .
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通过我们系统的研究工作,采用Lewis酸催化剂,在室温、不同溶剂中聚合环戊二烯,得到了重均分子量为2000-15000的齐聚物。
In our study , the oligo ( cyclopentadiene ) with weight average molecular weight ( Mw ) between 2,000 ~ 15,000 was made using Lewis acid as catalyst at room temperature .
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研究了齐聚物、消光剂、光引发剂和活性稀释剂的种类及含量,对紫外光(UV)固化竹木亚光涂料的固化速度、光泽度和硬度的影响。
The article mainly researched the kinds of oligomer , flatting agent , photo initiators , monomer and the contents to the influence of ultraviolet cure speed , polish degree and rigidity of the second light UV-curing Coating for bamboo wood .
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溶剂萃取法可有效去除相对分子质量为700 ̄5300的PECH的齐聚物。
Solvent extraction method can effectively remove the oligomer with relative molecular mass of700  ̄ 5300 from PECH .
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按正交实验的方法,采用自制的聚氨酯改性丙烯酸酯齐聚物(PUA)与改性剂,研制出了紫外光(UV)快速固化胶粘剂,并对其影响因素进行了简要分析。
Using orthogonal experiment method , a series of the high-strength and fast ultraviolet ( UV ) curable adhesives were prepared from modifier and acrylic oligomer which was modified by polyurethane ( PUA ) .
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丙烯酸酯共聚物水溶胶/HDI齐聚物室温固化体系的固化过程认为是:共聚物侧链上的羟基和HDI齐聚物上的NCO基团进行反应,形成交联网络。
Room-temperature curing process was studied for the system of water-solubilized colloidal dispersion / HDI oligomer . It was found that the hydroxyl groups reacted with NCO , forming crosslinking network .
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理论的推断从苯乙烯齐聚物的HPSEC实验数据得到了证实。
The theoretical judgements have been confirmed experimentally by the HPSEC data of styrene oligomer .