To transformation of swill oil resources for the purpose, biodiesel prepared with catalyst of neutral lipase by the reaction of swill oil and methanol. 以泔水油资源转化为宗旨,利用中性脂肪酶催化泔水油与甲醇反应制备生物柴油。
Characterization of the acid and neutral compounds from reaction products of rosin catalytic reaction on activated clay by GC-MS 活性白土催化松香反应产物的GC-MS分析
Neutral reaction by litmus indicating paper. 石蕊试纸呈中性反应。
The reinforcement of EVA by the sodium methacrylate prepared in situ from the neutral reaction of sodium hydroxide with MAA was investigated. 对氢氧化钠和甲基丙烯酸(MAA)发生中和反应原位生成甲基丙烯酸钠补强乙烯乙酸乙烯酯橡胶(EVA)进行了研究。
As for neutral silicane coupling agent, when amino-group-containing organic compounds were added into it, the reaction procedure could be accelerated and the flexible material could be rotmed through self-condensation reaction so as to increase the interfacial bonding power. 对于中性硅烷偶联剂,外加胺基或含胺基的有机化合物,也可加速反应进程.自缩合反应形成有柔韧性的物质,从而提高了界面的粘接力。
The effects of neutral salts ( NaCl, KCl, Na_2SO_4, K_2SO_4) on the saponification reaction rate constant of ethyl acetate have been studied by means of electric conductivity method. 作者采用电导率法就中性盐(NaCl、KCI、Na2SO4、K2SO4)对乙酸乙酯皂化反应速率常数的影响进行了研究。
Synthesis of 4-nitroimidazole has been discussed in this paper. The neutral reaction of imidazole with concentrated sulfuric acid produces disulfuric imidazole salt, which can then be converted to 4-nitroimidazole by nitration reaction with mixed acids of sulfuric acid and nitric acid. 研究了4-硝基咪唑的合成,即咪唑先和浓硫酸发生酸碱中和反应生成二硫酸咪唑盐,硝-硫混酸硝化二硫酸咪唑盐合成4-硝基咪唑。
Using the catalysis dynamics theory of iodine to determine the minim iodine of geochemical exploration samples in the neutral buffer solution system generated by HAc-NaAc, of which, the Oxidation reaction of chloramines and diaminodiphenylmethane generating blue complex. 在HAc-NaAc形成的中性缓冲溶液体系中,利用碘的催化动力学原理,使N-N-四甲基-4-4-二氨基二苯甲烷与氯胺T的氧化反应,生成蓝色络合物来测定地探样中微量碘的含量。
As expected, proteins of trypsin and hepatitis surface antibody were immobilized onto the SuMA grafted PET fibers successfully under the neutral aqueous solutions, which was realized through the reaction between the active ester group of SuMA and amino group of protein. 如所期望的那样,接枝在PET纤维上的SuMA,在近中性的水溶液中,通过其活性酯基与蛋白质的&NH2反应,成功实现了对胰蛋白酶和肝炎表面抗体的固定化;
Compared with the cationic reaction mechanism, the neutral reaction mechanism is easier to initialize. 中性催化机理较阳离子催化机理容易引发。
Quantum chemistry study on the neutral reaction mechanism of ethylene polymerization by the novel nickel(ⅱ) catalysts 新型Ni(Ⅱ)催化剂催化聚合乙烯电中性机理的量子化学研究
The reaction of photo catalytic degradation of O-DCB was fast, and weak acidic or neutral environment was favorable to the degradation reaction. Input amount of H2O2 possessed the best value under specified condition. 结果表明,光化降解邻二氯苯的反应迅速,弱酸性或中性环境较有利于降解反应的进行,H2O2的投入量在特定的条件下具有一个最佳值。
The catalysts of acid, neutral and alkaline carriers supported Pt are selected to investigate the activity and selectivity to APR. And the possible reaction mechanism of APR was discussed through the model reactions. 以Pt为活性组分,选择了具有酸性、中性和碱性物质作为载体,考察了各种催化剂对水相重整制氢的活性和选择性,并通过模型反应,探讨了可能的反应机理。