单体

It is shown that the optimal experimental conditions are neutralisation level 90%, emulsifying agent usage level 3%; initiator concentration (NH4)2S2O8 0.06%, NaHSO3 0.04%, DMAEMA 0.02%; monomer concentration, 40%, respectively.

结果表明，最佳的实验条件：中和度为90%；乳化剂用量为3%；引发剂占单体的质量分数分别为(NH4)2S2O8 0.06%、DMAEMA 0.04%、NaHSO3 0.02%；单体在水相的质量分数为40%。

While other reaction conditions were setted, viscosity and yield of the product P were determined by Ubbelohde viscosity meter in different temperature;By parity of reasoning,viscosity and yield of the product P were determined in different initiator concentration、monomer concentration and monomer ratio.

固定其它反应条件不变，用乌氏粘度计测定了在不同引发剂浓度下产物P的特性黏度及产率；以此类推，测定了在不同单体浓度、单体配比条件下产物P的特性黏度及产率。

The ideal copolymerizing condition is the concentration of AIBN and PVA of 1%and 0.1%, respectively, at 60℃ with reaction time about 2 hours when the concentration of monomer is 30%.

研究表明，最佳的反应条件是：总单体浓度30％，AIBN占总单体浓度1％，PVA占0.1％，反应温度为60℃，时间为为2h。

In this article, the factors that affect molecular weight and solubility of polyacrylamide are studied and suitable initiator system is selected. The optimum parameters of copolymerizing process are obtained as follows: the molar proportion of acrylamide and sodium acrylate is 7:3, the monomer concentration is 30%, pH value of solution is 12, the oxidizer (K2S2O8) concentration is 0.1%, the reducing agent (NH2CONH2) concentration is 1%, the chain-transfer agent concentration is 0.4%. The initial reaction temperature is 35℃.

讨论了影响聚丙烯酰胺分子量和溶解性能的因素，选取了合适的氧化-还原引发体系，确定了制备超高分子量速溶型部分水解聚丙烯酰胺的优化聚合工艺参数：起始共聚合反应温度为35℃，保持在密闭条件下的共聚合反应2.5h后，再将聚合反应温度升高到55℃，继续反应2h，反应结束；反应溶液单体总浓度：30％，共聚合反应溶液pH值：12，氧化剂K_2S_2O_8：0.1％，还原剂NH_2CONH_2：1％，共聚合反应中两种单体的投料比：丙烯酰胺：丙烯酸钠=7：3，异丙醇链转移剂：0.4％。

Then the methods for image preprocessing, extraction of fish's parameters and building of expert databases are explicated.

介绍了对单体鱼的识别方法，详细阐述了鱼体回声图像的预处理方法、单体鱼的体态及长度参数的提取方法、通过建立专家数据库来实现目标识别的方法。

Based on polymer gelling velocity,the polymerization of doped acrylate monomer with poly acrylate was discussed.

通过测定聚合物凝胶速率，初步探讨了掺杂丙烯酸酯单体与多元丙烯酸酯单体的共聚合反应机理。

In this dissertation, three kinds of rubber/layered silicate nanocomposites were prepared by grafting and intercalating method in latex and by mixing intercalation method with monomers, and their structure and properties were investigated.

本论文选用三种体系，通过胶乳接枝插层法和单体混炼插层法研究了橡胶／蒙脱土插层纳米复合材料的制备、结构与性能；提出了利用单体在。。。

The results suggest that MCMBs' characteristics had much influence on slurry and milling was more propitious to achieve higher solid loading slurry than just stirrering.

粘度为40mPa.s。对凝胶反应过程进行了动力学研究，并分别讨论了引发剂、催化剂、单体/交联剂比例和单体浓度对凝胶反应过程和凝胶体强度的影响。

The present invention discloses nanometer composite polyester material prepared through polymerizing monomer 1, monomer 2 and nanometer particle.

本发明公开的聚酯纳米复合材料是将合成聚酯的单体1和单体2以及纳米粒子的前驱体一起聚合反应而成。

Factors exerting influence are discussed, such as amounts of initiator and crosslinker, pH value of water phase, polymerizing temperature, as well as inductive time.

研究引发剂用量、交联剂用量、水相pH值、聚合温度和诱导时间等因素的影响，得出的最佳聚合条件为：引发剂用量为共聚单体质量的0.18%，交联剂用量为共聚单体质量的0.27%，pH值6.5，聚合温度65~75℃，诱导期40~60min。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新