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Acidic extraction method was used to condensate butyraldehyde and get high concentration organic wastewater,and the influences of pH value,temperature, extracting agent and its amount on extracting effect were also discussed.

利用酸化萃取法处理丁醛缩合高浓度有机废水的思路,探讨了不同废水pH值、温度、萃取剂及萃取剂用量对萃取效果的影响。

Students should grasp the classification of the nitration reactions and its industrial application, the main nitration reagents and the nitration method, the classification of the sulfonation reactions, the function of sulfo group and its in the industrial application, sulfonating agents and its industrial application, the separation method for the sulfonated compounds, the widespread applicationof diazonium and the coupled reactions and its in the industry specially employed in the dyes and the pigments synthesis

掌握硝化反应的分类及其在工业上的应用。掌握主要的硝化试剂和硝化方法。掌握磺化反应得分类、磺酸基的作用及其在工业上的应用。掌握磺化剂其在工业上的应用。了解磺化物得分离方法。掌握重氮化及偶合反应及其在工业上特别是在染料和颜料合成中的广泛应用。

The corrosion inhibitor prevents cathode and anode process of metal corrosion,so it can be used in a wide temperature range(60~150℃)and in high chlorhydric acid concentration (15%~34%).

该缓蚀剂对金属腐蚀的阴、阳极过程起抑制作用,因此使用的温度范围宽(60~150℃),盐酸浓度高(15%~34%),该产品生产工艺简单,成本低,是油田较理想的酸化缓蚀剂。

Dispersant, comburent, frother, and mineralizer were added in the system successively. The non-grinding long afterglow material CaAl2O4:Eu(superscript 2+), Dy(superscript 3+) was prepared by combusting in home microwave oven directly.

向体系内添加分散剂、燃烧剂、发泡剂和矿化剂,采用微波燃烧法于家用微波炉内一步制备了不球磨的铝酸钙铕镝蓝色长余辉材料。

Myristic monoethanolamide ammonium sulfatewas synthesized from myristic acid and monoethanolamide with sulfamic acid as sulfating agent .

在芳烃类溶剂与羰基化合物催化剂存在下,以肉豆蔻酸和乙醇胺为原料,氨基磺酸作硫酸化剂,制备了肉豆蔻酸单乙醇酰胺硫酸酯铵盐。

Lauroylmonoethanolamide phosphate salt was synthesized by lauroylmonoethanolamide and polyphosphoric acid through esterification,hydrolysis and neutralization.

以月桂酸单乙醇酰胺为原料,聚磷酸为磷酸化剂,经酯化、水解和中和反应合成了月桂酸单乙醇酰胺磷酸酯盐,确定了最佳合成条件。

A corrosion inhibitor CH - 10 used in high temperature acid treatment was obtained by compounding this cationic Mannich base with propargyl alcohol.

针对Mannich碱型缓蚀剂存在的溶解性不好和缓蚀率不高等问题,以甲醛、环己酮和苯胺为原料,合成了一种Mannich碱型缓蚀剂CH-9,将其阳离子化后,再与丙炔醇复配,得到了阳离子型高温酸化缓蚀剂CH-10。

Four hemicyanine derivatives,-N-(4-sulfobutyl)-4-[2-(4-N,N-dimethylamino-phenyl) etheny1] pyridinium (P1),-N-(4-sulfobutyl)-4-[2-(4-N,N-dimethylaminophenyl)-1,3-buteny1] pyridinium (P2),-N-(4-sulfobutyl)-4-2-(4-N,N-dimethylaminophenyl) ethenyll quinolinium (Q1) and-N-(4-sulfobutyl)-4-

合成了具有不同共轭链长度的吡啶盐类及喹啉盐类半菁染料-N-(4-磺酸丁基)-4-[2-4-N,N-二甲基氨基苯基)乙烯基]吡啶鎓盐(P1、-N-(4-磺酸丁基)-4-[2-4-N,N-二甲基氨基苯基)丁二烯基]吡啶鎓盐(P2、-N-(4-磺酸丁基)-4-[2-(4-N,N-二甲基氨基苯基)乙烯基]哇琳鎓盐(Q1)以及-N-(4-磺酸丁基)-4-[2-4-N,N-二甲基氨基苯基丁二烯基]喹啉鎓盐(Q2)。研究了它们的光物理性质,并将它们用作TiO2纳米晶电极的光敏化剂引入光电化学电池。

At the same time,we have tried the precess for the preparation of 3-exomethylene cepham sulfoxide ester by the improved ring-expanding method over Kukolja, in which the different acid scavengers are employed in the presence of tolune, NCP and stannic chloride.

同时尝试了改进的Kukolja扩环法合成3—环外亚甲基头孢亚砜酯。以甲苯为溶剂,NCP为卤化试剂,无水SnCl_4为路易斯酸,通过选用了不同的酸清除剂,以制备闭环产物。

The product structure, compositional information and spectral properties were carefully characterized by XRD, IR and DTA-TG, and the mineralization mechanism of mineralizer was studied during the process of calcium aluminates preparation.

借助于红外光谱、 X射线粉末衍射、差热-热重分析等手段对不同原料的铝酸钙粉的结构、组成及性能进行了表征和研究,并对矿化剂在合成铝酸钙中的矿化机理进行探讨。

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