离聚物

To best achieve the working performance of the said concrete, with the help of theology theory in the research, we have analyzed the principle of free-vibration densifying and shaping of mixed concrete, that is, with the perquisite of fluidity, the concrete should have good property of filling-up-space, penetration through voids of fixed steel reinforcement, adherence and prevention from losing water and segregation, and the conflict between anti-segregation and deforming capability should be sorted out.

为得到自密实高性能混凝土的最佳工作性能，在研究中借助流变学理论，分析研究了混凝土拌合物免振捣成型和密实的机理，在大流动性的前提下，要求混凝土具有良好的填充性、钢筋间隙通过性和粘聚性，防止泌水、离析，解决变形能力与抗离析性能力的矛盾。

For finding the best work function of SCC, SCC is requested to have favorable filling performance, rebar clearance passing performance and cohesiveness, and prevented from bleeding and segregation under the premise of assure that SCC"s flowing property due to by dint of rheology theory and analyse mechanism on concrete"s vibrationless moulding and compact.

为了得到自密实高性能混凝土的最佳工作性能，在研究中借助流变学理论，分析研究了混凝土拌合物免振捣成型和密实的机理，在保证自密实混凝土流动性的前提下，要求混凝土具有良好的填充性、钢筋间隙通过性和粘聚性，防止泌水、离析，解决了流动能力与抗离析能力的矛盾。

All these compounds contain hydroxy groups and can be used as hydrophilic chain-extenders in the synthesis of cationic polyurethane ionomers.

这些化合物（或与含三羟基的化合物配合使用），可以作为季铵阳离子型聚氨酯离聚物的扩链剂。

Finally,it was found that slightly carbpxylated SEBS ionomers could form stable colloidal dispersion in water due to stabilization of the ionic groups on the surface of the hydrophobic particles.

用粘度法、透射电子显微镜表征和证实了SEBS羧酸钠离聚物在水中可以形成稳定的胶体分散。疏水粒子为表面的离子基团所稳定。

This indicates the addition of ion monomer actually has no impact on the type of liquid crystal; however, to the same length of polymer chains, their liquid crystal properties gradually disappear as the increasing of addition of ion monomers, T and T of each liquid crystalline ionomers are increased with adding ionomers, but T is reduced.

对于同一链段长度的聚合物，当引入离子单体的含量增加时，液晶性逐渐消失；各液晶离聚物的介晶转变温度T和熔点T随着离子加入量的增加略有增加，但T降低。

The kinetics of isothermal crystallization has been studied for Na+,Mn2+ and Ca2+ ionomers based on maleic anhydride graft polypropylene by DSC,compared with pure PP and PP g MAH.

采用DSC对马来酸酐接枝聚丙烯及其3种5个离聚物的等温结晶行为进行了研究，发现在相对结晶度2％～90％的范围内符合Avrami方程。

The contact angletoward water of the epoxy resin modified by the polysiloxane ionomers HQAS-PDMS was related with the surface energy of the substrate, ion group content and thelevel of the ionomers.

用硅氧烷离聚体HQAS-PDMS改性的环氧树脂固化物对水的接触角与成型基质的表面能、硅氧烷离聚体的离子基团含量、硅氧烷离聚体的加入量有关。

Thermotropic main-chain liquid crystalline ionomers containing sulfornate groups was synthesized with liquid crystalline polymer and hydroxyl-azobenzensulfonic acid.

采用溶液缩聚法将活性端基为TPC的液晶聚合物与对羟基偶氮苯磺酸反应制得端基为磺酸基的遥爪主链液晶离聚物。

The compatibility depended onthe structure and content of the ion group in the polysiloxane ionomer, as well as thelevel of the ionomers. The surface composition of the cured epoxy resin modified by the polysiloxaneionomers HQAS-PDMS was analyzed by XPS. The results indicated the remarkableenrichment of polysiloxane chains on the surface of the cured epoxy resin.

用X-射线光电子能谱分析了硅氧烷离聚体HQAS-PDMS改性的环氧树脂固化物表面的化学组成，结果表明聚硅氧烷在环氧树脂固化物的表面发生明显富集且成梯度分布，其富集程度决定于硅氧烷离聚体与环氧树脂的相容性及成型基质表面能的高低。

The chemical structure, thermal properties and liquid crystalline character of liquid crystalline ionomers were analyzed with FT-IR, POM, DSC and WAXD, the result shows the ionomers have the same structures-nematic texture-with the previous polymers before ion monomer was added.

利用红外光谱分析对其结构进行了表征，采用偏光显微镜、示差扫描量热仪和广角X射线衍射等手段对其液晶性能进行了表征。结果表明：各离聚物与原没有加入离子单体的聚合物具有相同的织构，均为向列型液晶。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐