查询词典 nitrate

Using ceric ammonium nitrate as the initiator, a superabsorbent polymer was prepared from graft copolymer of corn starch and acrylamide.

用硝酸铈铵作引发剂，通过水溶液聚合法制得了玉米淀粉接枝丙烯酰胺高吸水性树脂。

The influences of inter-crosslinker and ratio of polyurethane-polyether to acrylic resin on the hydrophilic coating were investigated.The experimental data show that when the initiator is ammonium ceric nitrate and the inter-crosslinker is divinylbenzene in the preparation of polyurethane-polyether,the amount of ...

实验结果表明，在聚氨酯-聚醚树脂的制备中，用硝酸铈铵作引发剂，用二乙烯苯作内交联剂，在丙烯酸树脂的制备中，引发剂量为单体总质量的1.00%，聚氨酯-聚醚树脂与丙烯酸树脂的质量比为15∶1，制备的树脂转化率高，涂料亲水性能优异。

RESULTS:12 compounds separated from Dendranthema nankingense were elucidated as cerotic acid,β-sitosterol,ursolic acid,chrysoeriol,luteolin,caffeic acid,daucosterol,chrysoeriol-7-O-glucoside,luteolin-7-O-glucoside,linarin,rutin and potassium nitrate.

结果：从菊花脑中分离得到12个化合物，即正二十六烷酸、β-谷甾醇、熊果酸、金圣草黄素、木犀草素、咖啡酸、胡萝卜苷、金圣草黄素-7-O--βD-葡萄糖苷、木犀草素-7-O--βD-葡萄糖苷、蒙花苷、芦丁、硝酸钾。

The effect of cerous nitrate on the activity of some ion-dependent ATPase such as Ca2+-ATPase, K+,Na+-ATPase and Mg2+-ATPase was studied in vivo.

研究了硝酸铈对大鼠内脏、大脑、肌肉中ATP酶活性的影响。

Several factors, such as reacting temperature, the ratio of cerous nitrate with citric acid, drying temperature, and etc.

结果表明，所得CeO2 粒子为立方晶相系，呈球形，平均粒径达到纳米级。

Nanocrystalline CeO 2 were prepared by sol gel method using cerous nitrate and citric acid. The powders were analyzed by XRD. It was showed that the synthesized CeO 2 was cubic in structure and CeO 2 particles were basically spherical in shape.

摘 要：以硝酸铈和柠檬酸为原料，采用溶胶凝胶法制备了纳米CeO2 对反应温度、金属离子与配体的摩尔比、凝胶烘干温度、焙烧温度等制备条件对产物的影响进行了研究。

The CMC grafted polyacrylamide co polyacrylic acid at the same time was produced. The redox system of patassium sulfate and sodium bisulfite was used as the initiator instead of the cerous ammonium nitrate because of its cheapness.

以羧甲基纤维素为基质，以过硫酸钾-亚硫酸氢钠氧化还原引发体系代替相对昂贵的硝酸铈铵引发剂，成功的制备了羧甲基纤维素同时接枝聚丙烯酰胺-聚丙烯酸共聚物。

These results indicate that the wavelengths at adsorbing edge are affected by the content of cerous nitrate and the maximum absorption wavelength is about 481nm when the mole ratio of Ce/Ti is 1.0.For higher dosage of Cerium,the absorbance edge shifts to blue slightly.

结果表明，硝酸铈加入量影响催化剂的吸收带边，随用量增加，吸收带边红移至481nm(Ce/Ti=1.0，摩尔比)，继续增加用量，吸收带边轻微蓝移。

The Carboxymethyl Cellulose grafted polyacrylamide was synthesized with the cerous ammonium nitrate as the initiator and the absorbent resin with excellent water absorbing abilities was produced through hydrolyzing the CMC-g-PAM.

以羧甲基纤维素为基质，以硝酸铈铵为引发剂，成功的制备了羧甲基纤维素接枝聚丙烯酰胺，进一步水解获得了具有优异吸水性能的高吸水树脂。

The degradable starch treated by α-amylase was grafted onto methyl acrylate to produce graft copolymer initiated by ammonium cerous nitrate, the degradable film was produced by molten mixing the above copolymer and linear low density polyethylene, the properties of the degradable film were characterized by means of mechanical property testing, SEM, TG analysis and degradation experiment.

将α-淀粉酶降解淀粉在引发剂硝酸铈铵的作用下与丙烯酸甲酯接枝生成共聚物，用该共聚物与线型低密度聚乙烯熔融混炼制成可降解薄膜，通过力学性能测试、扫描电镜、热失重分析和降解性能实验等对其进行表征。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。