niobic acid
英
美
网络 铌酸
双语例句
- Niobic acid and compounds containing niobium are applied in a wide range of catalysis fields for their unique acidic property and thermal stability.
铌酸和含铌化合物独特酸性和热稳定性，广泛的应用催化领域中。 - It was observed that the catalytic activity and the usable life of the treated niobic acid for synthesis of diethylene glycol dibenzoate was apparently higher than that of the untreated niobic acid.
用于催化酯化合成二甘醇二苯甲酸酯增塑剂，处理后固体铌酸的催化活性和重复使用寿命有明显提高。 - Synthesis of Ethyl Tert-butyl Ether by Niobic Acid introduce the butyl group into a chemical compound.
酸处理的铌酸催化合成乙基叔丁基醚把丁基引入化学中的化学物。 - Effects of acid treatment on the catalytic properties of niobic acid
酸处理对铌酸催化剂性能的影响 - Synthesis of Isopentyl Acetate Catalyzed by Niobic Acid
铌酸催化合成乙酸异戊酯 - Secondly, the dehydration of cyclohexanol catalyzed by niobic acid in gas-phase was investigated. Compared with r-Al_ ( 2) O_ ( 3), niobic acid is excellent in catalytic activity and stability.
其次，本文对铌酸催化环己醇脱水成烯反应作了探索，并与γ-Al2O3进行了比较，发现其催化活性及活性稳定性均优于γ-Al2O-3。 - Acidic Catalytic Behavior and Structure of Niobic Acid as Solid Acid Catalyst
铌酸催化剂的结构和酸性催化性质 - Catalytic behavior of niobic acid on esterification of ethyl alcohol or iso-amyl alcohol with acetic acid
铌酸对酯化反应催化性能的研究 - The Catalytic Properties of Niobic Acid to the Esterification of Ethanol with Acetic Acid
铌酸对乙酸和乙醇酯化反应的催化性能研究 - Catalytic synthesis of benzyl acetate by niobic acid
铌酸催化合成乙酸苄酯 - Synthesis of Glutaraldehyde by Selective Oxidation of Cyclopentene with Aqueous solution of H_2O_2 Catalyzed by Peroxy-niobic Acid Catalyst
过氧铌酸催化下双氧水选择氧化环戊烯制备戊二醛 - The Esterification Catalyzed by Niobic Acid in Gas-phase
在铌酸催化剂上气相酯化反应的研究 - Liquid-phase Esterification Catalyzed by Niobic Acid
铌酸液相催化酯化 - Niobic acid catalysis in Acetal reaction
铌酸催化缩醛反应 - Synthesis of Di-2-ethylhexyl Maleate Catalysed by Niobic Acid
铌酸催化合成马来酸二辛酯的研究 - Catalysis of Ketol Reaction by Niobic Acid
铌酸催化缩酮反应