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Results of UV spectrum and cyclic voltammography showed that the introduction of triphenylamine into polymer main chain did not affect its optical and electrochemical properties so much, indicating that the polymer is a promising hole-transport material.

实验结果表明，这一聚合物具有良好的溶解性，高的玻璃化转变温度，而且4-叔丁基三苯胺在引入聚合物主链后仍然保持了其光学及电化学活性，作为空穴传输材料具有潜在应用价值。

A distinct boundary between the precipitated and the dissolved polymer is apparent and forms the division between the solidified and unsolidified polymer (the ''two concentric circles'').

在被沉淀的和被溶化的聚合物之间的一个分明界限是明显的并且形成在变硬的和unsolidified聚合物(''two同心circles'')之间的分裂。

Respectively, glutamic acid derivatized β-CD has been synthesized with epoxy chloropropane as the intermediate, a water-insoluble yellow liquid was got after the acetylating of the by using acetic anhydride, which was used as a novel gas chromatographic CSP; A water-soluble β-CD polymer cross-linked with epoxy chloropropane has been synthesized, and the derivatives of β-CD polymer were synthesized by its alkylating and acetylating. The different β-CD derivatives were coated on silica capillary columns by dynamic method, the chromatographic properties and retention behaviors of the fused silica capillary columns were studied, the results showed that the β-CD derivatives had good stereoselectivity and separation results to some compounds, especially to various positional isomers and enantiomers.

本文还分别以环氧氯丙烷为中间体，合成了七{2，6-二-O-[3-(1，3-二羟基丙氨酸)]}-β-环糊精，再用醋酸酐将其乙酰化，得到了一种淡黄色粘稠液体，合成了一种新型的环糊精衍生物；以环氧氯丙烷作交联剂合成了一种水溶性的β-环糊精聚合物，再将其烷基化和酰基化，合成了β-环糊精聚合物的不同衍生物，用动态法将不同类型的β-环糊精衍生物涂渍在石英毛细管柱上，通过对所制备柱柱性能的测试和对一系列化合物的分离和保留行为的研究，结果表明所合成的β-环糊精衍生物对各类化合物，特别是对位置异构体和对映异构体具有较好的分离效果，显示了很强的立体选择性。

In this paper,the agglomeration of polymer butadiene latex being caused by a , B -unsaturated carboxylate latex is studied,the particle diameter of polymer butadiene latex was agglutinated from 170nm~180mn to300nm~330nm..

本文主要研究了用α，β-不饱和羧酸共聚胶乳作附聚剂对PB胶乳进行附聚反应，使聚丁二烯胶乳平均粒径由原来的170nm～180nm附聚到300nm～330nm。

From the bending strength for 12 years, it can be found that the polymer-mortar possessed excellent binding and durability. Hence, the polymer-mortar can be widely used as agglutinating of old-fresh concrete, stick ing steep plate and surface whitewashing at structure reinforced.

根据12年龄期的粘结抗弯强度试验结果，聚醋酸乙烯砂浆不但具有优良的粘结性能，还具有良好的耐久性，可广泛用于新老混凝土的粘结、修补及结构加固中的钢板粘贴和表面粉刷等。

The molten polymer's entanglement network is assumed to deform nonaffinely and the transient network structural theory with the revised upper convected Maxwell constitutive equation is used to establish a new nonaffine network structural model of molten high polymer in a sinusoidal strain field.

在正弦应变作用下，假设聚合物熔体的缠结网络形变是非仿射的，运用瞬态网络结构原理，并对上随体Maxwell本构方程加以改进，从而得到一个适合于振动剪切作用下的聚合物熔体的非仿射网络结构模型。

Organic our country high polymer flocculant already has commercialized at present having several breeds such as PAM , polypropylene acidamides and carboxyl methyl cellulose only , studies innocuous high-effect organic synthesis high polymer flocculant (the ammonium equality gathers the sum copolymer kind if alkyl alkene propyl group halogenates waiting), optimizes it's the cost reduction composing handicraft.

目前我国有机高分子絮凝剂已商品化的仅有PAM、聚丙烯酰胺和羧甲基纤维素等几个品种，研究高效无毒的有机合成高分子絮凝剂(如烷基烯丙基卤化铵的均聚和共聚物类等)，优化其合成工艺降低成本。

The featuresof this method are obtained, i.e. the degradation of PP is not avoided, MAHcan be reacted inside the PP particles by diffusion, grafted polymer has higherpyrolytic degradation temperature than pure PP, the sizes of crystallite ingrafted polymer are smaller than those of pure PP.

在接枝聚合中，选用低能耗、低环境污染的固相法制备PP-g-MAH，探讨了固相法的特点：PP降解不可避免；MAH能渗透进PP粒子进行反应；得到的接枝物具有较高的耐热温度；接枝物的微晶尺寸比纯PP的小。

Interpenetrating Polymer Networks as a novel polymer alloy have been studied extensively, because it is an...

互穿聚合物网络作为一类新型的聚合物合金，由于其是化学改性聚合物网络的有效方法，故得到了广泛的研究。

Interpenetrating Polymer Networks as a novel polymer alloy have been studied extensively, because it is an effective way for getting the excellent characteristics of multi-network polymers.

互穿聚合物网络作为一类新型的聚合物合金，由于其是化学改性聚合物网络的有效方法，故得到了广泛的研究。

I want to be a big fish in a small pond.

我要做一条在小池塘里的大鱼。

While the software functioned well, we did not feel the same about their customer support!

虽然该软件运行良好，我们没有同样的感觉他们的客户支持！