合成反应
- 网络synthesis;De Novo Synthesis
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电石法PVC生产中氯乙烯合成反应机理研究
Research about Reaction Mechanism of Vinyl Chloride Synthesis in PVC Production by Calcium Carbide
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Fe添加对Ti-Si系燃烧合成反应路径及行为的影响
Effect of Fe Addition on the Reaction Path and Behavior of Combustion Synthesis in Ti-Si System
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~(13)C谱在有机合成反应中的应用
The ~ ( 13 ) C-NMR used in the organic synthesis reaction
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N,N-二甲基十二烷基叔胺的合成反应研究
Research of Synthesis Reaction of N , N-Dimethyl Dodecylamine
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丙烯酸乙酯合成反应产物的GC/MS分析
GC / MS Analysis of the Products in the Synthesis of Ethyl Acrylate
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浆态床搅拌釜中合成反应的结果表明,用氧化铜对脱水催化剂进行改性,能改善催化剂的催化性能,提高CO转化率和产物中二甲醚的选择性,抑制副反应的发生。
The modified dehydration catalyst could increase CO conversion and dimethyl ether selectivity and restrain side reactions .
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无梯度反应器中沉淀铁催化剂FT合成反应研究
Study for Fischer-Tropsch synthesis on precipitated iron catalyst in a gradientless reactor
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Ni-Ti-C/B4C体系燃烧合成反应机制
Combustion Synthesis Reaction Mechanism of Ni-Ti-C / B_4C Systems
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LiMn2O4的溶液凝胶酯化法合成反应机制
Sol-gel Esterification Process for LiMn_2O_4 Preparation
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在转篮式无梯度反应器中对喷雾干燥沉淀铁催化剂进行了Fischer-Tropsch(FT)合成反应研究。
Fischer-Tropsch synthesis has been studies over spray-dried precipitated iron catalyst in a spinning basket gradientless reactor .
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在N2气氛中以粉煤灰为原料,采用碳热还原氮化工艺制备了β-Sialon粉体,研究了碳含量、合成反应温度、保温时间和氮气流量等因素对生成物物相的影响。
β - Sialon powder was prepared from fly ash and carbon black via carbothermal reduction nitridation in this study .
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利用钛与石墨之间的自蔓燃高温合成反应经普通的钛合金铸造工艺制备了TiC增强的钛基复合材料。
TiC reinforced titanium matrix composites were produced by non-consumable arc-melting technology utilizing the self-propagation high-temperature synthesis ( SHS ) reaction between titanium and graphite .
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机械活化对Al-Ti-C粉料合成反应激活能的影响
Influence of mechanical activation on reaction activation energy of Al-Ti-C powder mixture in synthesis process
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微乳化条件下ECH和TMAC的合成反应及反应动力学研究
Research on Synthesis Process and Kinetic Equation of ECH and TMAC in Microemulsion
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高油价、能源安全性、气候变化等因素使得Fischer-Tropsch合成反应得到了很大的关注。
Recently , high oil price , energy supply security , global climate change have made Fischer-Tropsch reaction attractive .
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过渡金属催化的C-H键羟基化和C-C键裂解的反应是现代有机合成反应的热点研究领域,吸引着越来越多有机化学家的关注。
The transition-metal catalyzed C-H bond activation and C-C bond cleavage reaction is a hotspot in modern organic synthesis .
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在CuOAl体系的热力学试验和理论分析的基础上,对体系反应的热力学进行探讨,论证了CuOAl低温合成反应在热力学上是可行的。
Based on the experiment and the thermodynamics analysis of CuO / Al system , it is found that the compounding reaction of CuO / Al under low temperature is available .
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介绍了混合酸类催化剂、固体磺酸类催化剂、Lewis酸类催化剂、杂多酸类催化剂、超强酸类催化剂和离子交换树脂类催化剂对水杨酸酯合成反应催化效果及特点。
The functions and characteristic of catalysts have been mainly described for the mixed acids , solid sulfoacids , Lewis acids , heteropolyacids , solid superacids and cationic exchange resin .
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通过红外光谱分析表明:在合成反应阶段,TDI中的-NCO基团与羟基硅油中的-OH基团发生了酯化反应。
Through the infrared spectrum : a synthesis phase , TDI-NCO groups in the silicone oil with hydroxyl-OH groups in the occurrence of the esterification reaction .
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对多种合金在碳酸二甲酯(DMC)合成反应体系中的腐蚀进行了实验研究,为DMC合成反应器选材提供了实验依据。结果表明,合成反应的介质腐蚀性很强,合金材料腐蚀严重;
The corrosion of some alloys in dimethyl carbinate ( DMC ) synthesis reaction was studied , selection of materials and inhibitors was based on the investigation .
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Mannich反应是一类重要的有机合成反应,在医药和生物碱的合成中有广泛的应用价值。
Mannich reaction is an important organic synthesis reaction . It has an abroad application in the synthesis of medicine and alkaloid .
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合成反应时间对LGV无铬木质素降粘剂性能的影响
The properties of chromium - free lignosulfonate LGV in relation to its synthetic reaction time
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作为煤的高效、清洁利用方法之一,FT合成反应受到了广泛的关注。
At present , such conversion process as follows is adopted in industry : As one of the efficient and clean techniques to utilize the coal , the FT synthesis is received attention worldwide .
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研究Ln3+化合物对聚对苯二甲酸乙二酯及其共聚酯合成反应的催化效果。
The catalytic effects of Ln 3 + on synthesis of polyethylene terephthalate and its copolyesters were studied .
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并通过对合成反应影响因素控制,设计制备理想粒度和形貌的纳米Y2O3。
The synthesis method of Y2O3 nanopowder with ideal diameters and shapes was designed by controlling the influence factors in the synthesis process of Y2O3 nanopowder .
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结果表明:5-氨基四唑合成反应的摩尔生成热为130.35kJ·mol-1。
The results show that the reaction heat of 5-aminotetrazole is 130 . 35 kj · mol-1 . The most befitting quantity of nitric acid is equimolecular .
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合成反应的最佳条件为:己二酰二肼与酸酐的物质的量比为1.0∶4.0,氯苯用量为40mL,反应时间3h,酰化物最高产率可达942%。
When the molar ratio of adipic dihydrazides and anhydride was 1.0 ∶ 4.0 , with 40 mL benzene chloride and 3 h reacting time , the best yield of acylation was 94.2 % .
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然后,基于多相反应的宏观动力学理论分析了XD反应的动力学过程,讨论了反应剂的尺寸和高温冶金微区的形成对合成反应的影响。
Kinetic process of the XD reaction was analyzed by using macro kinetics theory of multiphase reaction , and size of the reactants and high temperature metallurgical micro region on the kinetic process were mainly discussed .
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工业Fe-Cu-K催化剂上费托合成反应动力学(Ⅰ)&基于机理的动力学模型
Kinetics of Fischer - Tropsch synthesis over Fe - Cu - K catalyst ( ⅰ ) kinetic model on the basis of mechanism
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本文报道了l升浆液搅拌釜内一体化甲醇合成反应过程中涉及的甲醇连续羰基化、甲酸甲酯氢解和低温甲醇合成反应的初步考察结果。
In this paper , continuous carbonylation of methanol , hydrogenolysis of methyl formate ( MeF ) involved in the concurrent synthesis of methanol via MeF were briefly examined in a one liter stirred autoclave .