柔性链

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  • flexible chain
柔性链柔性链
  1. 合成了既含聚乙二醇醚(PEG)柔性链、又含刚性液晶结构单元的活性增韧促进剂(LCEUPEG),对其促进环氧树脂/双氰双胺体系的固化反应活性、反应机制;

    A series of reactive toughening accelerators ( LCEU PEG ) containing both the flexible chain and rigid chain liquid crystal unit were synthesized and used to toughen the epoxy resin / dicyandiamide curing system .

  2. 含柔性链EP/SiO2-TiO2纳米复合材料的制备

    Studies on the preparation of ep / sio_2-tio_2 nanocomposites containing the flexible chain

  3. 含有N、O、S杂原子的柔性链配体及其金属配合物具有良好的生物活性,在医药、材料、催化等方面有重要的理论研究和应用价值。

    Ligands containing N , O , or S heteroatoms , and their metal complexes possess significant theoretical values and application values in biology , material and catalysis fields due to their excellent biological activities .

  4. 结果表明,含有聚乙二醇(PEG)柔性链段、同时添加第三单体的共聚醚酯和无机盐的复合物,具有较低的玻璃化温度,从而体积电阻率较低。

    Obtained results indicate that the complexes prepared from copolyether ester consisting PEG and other third monomer with ion inorganic salt have lower glass transition temperature T g.

  5. 研究了以含柔性链的多元醇及甘油、蓖麻油等与多异氰酸酯(TDI)合成的聚氨酯预聚体对环氧树脂的改性。

    In this paper the epoxy resin modified by polyurethane synthesised by diethylene glycol and toluene-2,4-diisocyanate ( TDI ) or glycerol castor oil and TDI has been studied .

  6. 合成了一种带柔性链的芳醚型聚酯亚胺不饱和树脂(AEPUR),采用红外光谱技术对其结构进行了表征。

    A novel aromatic-ether-containing polyesterimide unsaturated resin ( AEPUR ) with flexible chain was synthesized and its structure was characterized by FT-IR .

  7. 本文合成了既含聚醚柔性链、又含刚性介晶结构单元的活性增韧剂(LCEU(PEG)),用其改性E-51/dicy固化体系。

    A series of reactive toughening agents ( LCEU ( PEG )) containing both the polyether flexible chains and mesomorphic unit were synthesized to modify the epoxy resin / dicyandiamide ( Esl / dicy ) curing system .

  8. 端胺基聚氨酯(ATPU)是一种新型的环氧树脂固化剂,它含有刚性单元和柔性链,能同时增强、增韧环氧树脂;

    Poly ( ethylene glycol ) - based amino-terminated polyurethane ( ATPU ) is a novel kind of flexible curing agent of epoxy resin , containing both flexible chains and rigid groups .

  9. 结果表明,以聚己二酸丁二酯为柔性链段、MOCA或TX-2为扩链剂、异氰酸酯基质量分数为5%~5.5%时,所得PUR弹性体具有较好的综合性能。

    The results show that the elastomer had excellent properties when using PBA as soft segment , using MOCA or TX-2 as chain extender and the content of & NCO group being 5 % - 5.5 % .

  10. 液晶聚合物/柔性链聚合物共混体系相分离形态

    Phase Separating Morphology of Liquid Crystalline Polymer / Flexible Polymer Blend

  11. 柔性链高聚物的单分子链玻璃体和单晶

    Single Chain Glasses and Single Crystals of Flexible Chain Polymers

  12. 粘度比对刚性链高分子与柔性链高分子共混物微结构的影响

    Dependence of microstructure on the viscosity ratio in the rigid-and flexible-chain polymer blends

  13. 高分子线性柔性链在超滤过程中第一类突变现象的观察

    The observation of first order transition in ultra - filtration of flexible linear polymer chains

  14. 主链含长柔性链的聚酰亚胺的合成与性能研究

    A study on the synthesis and property of Polyimides with long flexible chains in the main chain

  15. 分析了大单体分子链中刚性链段和柔性链段对材料性能的影响。

    The influence of rigid chain and flexible chain in macromonomer chain with the performances of materials was analysed .

  16. 聚吡咯的原位聚合是将吡咯单体扩散到经溶胀的柔性链聚合物成型基体中,再让吡咯在此成型基体中聚合的一种加工方法。

    In-situ polymerization is to diffuse pyrrole into the matrix of swelling polymer with soft segment , then pyrrole polymerize in the matrix .

  17. 因此改进刚性高分子与柔性链聚合物基体的混溶性是多相高分子体系的一个重要课题。

    Therefore , one of the important tasks in multiphase macromolecular systems is to improve the compatibility of rigid-rodlike polymer with flexible matrix polymer .

  18. 本文介绍了环氧树脂高性能化的方法是将环氧树脂低分子量化、多官能团化、以及在柔性链段中引入刚性基团,并例举了高性能环氧树脂的实例。

    The method of high-performance is that made epoxy resin , low molecular weight multifunctional and into rigid perssad on flexible segment , given an example .

  19. 本文介绍了氩离子蚀刻技术处理刚性链和柔性链两类性质不同高聚物材料的试样,并用透射和扫描电子显微镜观察其形态结构。

    The results obtained show that the argon ion etching is a more sample technique tO prepare the sample of polymers for observing morphological structure of electron microscopy .

  20. 由结果可知随着末端柔性链长度的增加,线团-刚棒-线团低聚物的液晶相是减少的,并且自组装趋向于无序化。

    Therefore , with the end of the flexible chain length increases , the liquid crystal phase of coil-rod-coil oligomers is reduce , and self-assembly tends to disorder .

  21. 本文通过添加纳米材料、橡胶弹性体、互穿网络结构聚合物、柔性链段固化剂等四种增韧材料,对环氧建筑结构胶粘剂的韧性进行了实验研究。

    This paper investigates the toughness of the epoxy structure adhesive by adding nano materials , rubber elastomers , interpenetrating polymer network structure and flexible chain section curing agent .

  22. 由柔性链和刚棒嵌段组成的刚棒-线团分子,具有很强的自组装能力,可以形成各种有序的纳米结构。

    Rod-coil molecules , consisting of a flexible and a rigid block , have a strong capacity to self-assemble into a variety of ordered nanostructures in the bulk state .

  23. 当柔性链长度相同时,随着刚棒中心支链长度的增加,线团-刚棒-线团低聚物容易自组装成表面积较大的相结构。

    When the flexible chain length the same , with the center of rod lateral groups length increases , the coil-rod-coil oligomers easy to self-assemble into a larger surface area of the phase structure .

  24. 当刚性实达到一定长度时,末端为H原子也具有介晶性&这是第一个无柔性末端链的金属有机液晶化合物。

    When the rigid core is long enough , the complex can have liquid crystal properties even if terminal chain is H.This is the first organometallic liquid crystal compound without soft terminal chain .

  25. 由于PMA柔性侧链的引入,接枝共聚物比PHB具有更好的加工性能和力学性能。

    Because of the introduction of PMA flexible side chain , the PHB-g-PMA graft copolymer had better processability and mechanical properties than PHB .

  26. 本文从液晶分子的结构出发,系统的研究了不同的极性取代基当其位于不同位置时对液晶粘度和△n的影响,中心基团以及柔性侧链对响应速度的影响。

    In this paper , we start from the structure of liquid crystal molecules and Systematic study of the different polar substitutes in different position when its viscosity and birefringence on the impact of the LC , center-based group and the flexible side chains on the response speed .

  27. 通过引入不同长度的柔性烷基链以及芳香羧酸,对商品化植物抗病激活剂BTH进行衍生,设计创制了系列新化合物。

    A series of novel plant activators were synthesized based on the commercial plant activator BTH by introducing alkyl chain of different lengths and various aromatic moieties to its ester group .

  28. 结果表明KGM脱乙酰基后,从半柔性直链分子转化成为弹性微球状,特性粘度大大降低,非对称性增加,表明有序结构的形成。

    Results showed that the molecule of deacetylated KGM changed from semi-flexible straight chain into elastic microsphere with greatly reduced inherent viscosity and increased unsymmetry , proving the formation of an ordered structure .

  29. 针对Ricardo提出的柔性供应链结构,赋予其新的涵义:在顾客订单分离点之前,采用模块化技术,以获得规模经济效益;

    Based on the flexible supply chain structure advanced by Ricardo , this paper renewed its meaning : before the Customer Order Decoupling Point ( CODP ) , modularization is taken to gain economy of scale ;

  30. 提出了FCCM的八条应用法则。提出了FCCM在单项目和多项目环境下的应用设计,从而展示了构造各种环境下的柔性关键链计划的完整过程。

    This dissertation puts forward eight application principles of FCCM , the application design of FCCM under the environment of single project and multi-projects , thereby shows the intact course of constructing flexible critical chain plan under various kinds of environments .