二聚的

Based on hydrogen peroxide and ammonium persulfate as compounded initiating system,unsaturated vinyl monomers were used to directly copolymerize a new high range polycarboxylate water reducer structurized in carboxyl,esterquat and amido as main chain and in polyethylene glycol ether as side chain.

以过硫酸铵和双氧水为复合引发体系，采用不饱和单体直接共聚，得到一类主链为羧基、酯基、酰胺基，侧链为聚乙二醇醚基的新型聚羧酸高效减水剂，研究了共聚物的结构对分散性能的影响。

Yulin Economic Development Zone Construction Co ., LtdEthylene glycol , popular name glycol, is the simplest and most important dihydric alcohol of fat family , an important basic raw material of organic chemical industry production , which is widely used in the production of polyester fiber and polyester plastics.

乙二醇俗称甘醇，是最简单和最重要的脂肪族二元醇，它在有机化工生产中是一种重要的基本原料，尤其广泛用于聚醋纤维、聚醋塑料的生产。

It was found that the electroosmotic flow of the modified chip varied relatively small with pH and exhibited good reproducibility and stability.

首次将聚丙烯氯化铵和聚丙烯酸通过静电吸附作用层层组装于聚二甲基硅氧烷/玻璃芯片内部，修饰后的芯片电渗流随pH值的变化较小，具有较好的重复性和稳定性，EOF在2周内的变化率为1.58%。

The possible mechanism was discussed. These bowl-shaped aggregates are promising candidates for nano reactor or drug carrier.4 2,7-dimethylene-1,4,6-trioxaspiro[4, 4]nonane with two vinyls was prepared to be used as electron-donor and crosslinker. The ATRP of this crosslinker and excess methylacrylate (used as electron-accpetor) was proved to mainly form homopolymers. With the chain-transfer agent S-1-Dodecyl-S\'-(α,α\'-dimethyl-α-acetic acid)trithiocarbonate, the copolymerization of the spiro hydrocarbon, maleic anhydride and MA by RAFT method produced star PMA.

这些由聚电解质复合物自组装形成的聚集体，在微反应器和药物释放等领域具有潜在的应用前景。4合成了双乙烯基的2，7-二亚甲基-1，4，6-三氧杂螺环烷，作为给电子单体和交联剂，与吸电子单体马来酸酐或过量的丙烯酸甲酯形成电荷转移络合物共同聚合，尝试了用ATRP和RAFT方法一步法合成星形聚合物。

As one of aliphatic polyether-ester, poly (p-dioxanone) shows not only excellent biodegradability, biocompatibility and bio-absorbability, but also good flexility, tensile strength and knot strength. The PPDO has already been used in some biomedical materials such as suture, bone repair device and may have potential application in peroral or parenteral drug delivery systems.

聚对二氧环己酮是脂肪族聚醚酯的一种，不仅具有优良的生物降解性、生物相容性和生物可吸收性，而且具有出色的柔韧性、抗拉强度和结节强度，可应用于生物医用材料，例如手术缝合线、骨科修复材料等，并在口腔和非肠道给药系统中具有潜在的应用前景。

The spectral test results indicate that besides polyphosphoric acid,silicon phosphates on silica supported H_3PO_4 are also formed.On silica supported NaH_2PO_4 only sodium polyphosphates are present.

光谱试验结果显示，在二氧化硅负载的磷酸上，除了聚磷酸外，还有硅磷酸盐的存在；在二氧化硅负载的磷酸二氢钠上，仅发现聚磷酸钠存在。

Conductivity of Polyoxyethylene/Poly (2-vinyl pyridine)Blend and Compatibilizing Effect of Lithium Perchlorate;2. Graft terpolymerization of polyoxyethylene macromer with acrylates;3. Then multiblock copolymers was obtained by condensing polyoxyethylene and poly(2 vinylpyridine)with dichloromethane in the presence of potassium hydroxide.

甲基萘锂作为引发剂利用阴离子聚合得到 2 乙烯基吡啶的遥爪双羟基低聚物(P2VP)，然后以二氯甲烷作偶联剂与聚环氧乙烷反应制备P2VP和PEO多嵌段共聚物，考察了反应时间对偶联反应的影响，并对共聚物进行了IR和1H NMR表征，由1H NMR谱的积分曲线得到了共聚物中PEO链段质量分数。

This flocculating agent has good water solubility. Dissolving rate is quicker than traditional synthesized flocculating agent such as poly-propionamide. It overcomes flaws of slow dissolving rate and inconvenient field using of traditional poly-propionamide; because of copolymerizing with natural product Amorphophallus konjac, it has advantage of strong natural product biodegradation. After be used, it do not cause secondary pollution. It can be used in process of city domestic sewage and industrial sewage.

本发明絮凝剂具有良好的水溶性，溶解速度比传统的合成类絮凝剂如聚丙酰胺类更快，克服了传统聚丙酰胺溶解速度慢，现场使用不方便的缺点；而且由于与天然产物魔芋胶共聚，同时具有了天然产物可生物降解性强的优点，使用后不易造成二次污染，可以应用于城市生活污水和工业废水处理中。

An interpenetrating polymer network is an intimate assembly of two polymers in network form, one of which is usually either prepared or cross-linked in the presence of the other.

一个渗透聚合体网络以网络形式是一个二个聚合体的秘密集会，哪一的其中之一通常是或准备或在另一个之前的交叉结合。

As for PAn-based composites, the influences of the kinds of oxidant, the amount of hydrochloric acid and barbon black on conductivity were investigated, Li/PAn button-type secondary batteries were assembled with PAn-based composites which were synthesized by chemical oxidative polymerization and used as cathode, the influences of the kinds of oxidant, synthesized technics, conducting carbon black added mode and PAn/metal oxide composites used as cathode on the properties of these batteries were studied.

对于聚苯胺基复合材料体系，研究了氧化剂种类、盐酸用量、炭黑用量对复合材料电导率的影响；以化学法制备的聚苯胺基复合材料作正极组装了Li/PAn二次扣式电池，探讨了氧化剂种类、聚合工艺、导电剂的加入方式以及PAn与金属氧化物复合后作电池正极的性能。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。