Modification of solid super acid catalyst SO_4~ ( 2-)/ ZrO_2 and its catalytic activity for oxidation reaction of thiophene SO4~(2-)/ZrO2型固体超强酸改性及其催化氧化脱除噻吩类硫化物
Experimental results showed that sulfuric acid and p-toluene sulfonic catalyst had great effect on the membrane stability and the solid super acid catalyst had no effect on membrane stability. 研究结果表明,对甲苯磺酸及浓硫酸催化剂对复合膜的稳定性有非常明显的影响,固体超强酸催化剂基本上不影响复合膜的稳定性;
Synthesis of diphenylethane by magnetic nanograde solid super acid SO_4~ ( 2-)/ TiO_2 磁性纳米固体超强酸SO4~(2-)/TiO2催化合成二芳基乙烷的研究
Super acid water has the ability of sterilization and disinfection, and super alkaline water can remove the residual pesticides. 超酸性水具有超强的杀菌、消毒能力,超碱性水可去除蔬菜的农药残留。
The synthesis methods of Nipagin Esters Catalyzed by sulfuric acid, p-toluene sulfonic acid, ferric sul-fate hydrate, ferric chloride hexahydrate, aluminium chloride hexahydrate, rare earth compound, solid super acid and heteropoly acid were reviewed. 评述了采用硫酸、甲苯磺酸、合硫酸铁、水合三氯化铁、水合三氯化铝、土化合物、体超强酸和杂多酸等催化剂催化合成对羟基苯甲酸酯的方法。
Catalytic Synthesis of Amyl Salicylate by Nano-scale Rare Earth Complex Super Acid 纳米稀土复合超强酸催化合成水杨酸戊酯
The main catalysts used are PTC, strong acidic ion-exchanging resin, solid super acid, etc. 主要的催化剂有季铵盐、强酸性离子交换树脂、固体超强酸等。
Research on Industrial Phenol Purification with Cross-Linked Montmorillonite Solid Super Acid Catalysts 固体超强酸铝交联蒙脱土催化剂精制工业苯酚的研究
The catalytic properties of solid super acid for the synthesis of dioctyl melate; 研究了用新型催化剂铌酸催化合成马来酸二辛酯的工艺。
Study on Catalytic Activity of Solid Super Acid in Propylene Oxide Alcoholysis Reaction 固体酸催化环氧丙烷醇解反应活性研究
Research Development of Solid Super Acid Catalyst 固体超强酸催化剂的研究进展
Study on the New Type Rare Earth Solid Super Acid Catalyst by IR Spectra 红外光谱研究新型稀土固体超强酸催化剂
Synthesis of propel propionate from n-propyl alcohol and propane acid and solid super acid SO~ ( 2-)_4/ Fe_2O_3 as catalyst instead of sulphuric acid have been studied, the synthesis of catalyst and the condition of the synthesis of propyl propionate. 利用制备的固体超强酸SO2-4/Fe2O3代替浓硫酸作催化剂,将正丙酸和正丙醇酯化合成丙酸丙酯,讨论了催化剂的制备及合成丙酸丙酯的条件。
The solid super acid heterogeneous catalyst SO_4~ ( 2-)/ ZrO2-TiO2 was synthesized and was used catalytic for the esterification of iso-butanol ( IBA) with methacrylic acid ( MAA) in the liquid-solid system. The effects of reaction conditions was investigated. 制备了固体超强酸SO4~(2-)/ZrO2&TiO2多相催化剂,用于催化甲基丙烯酸(MAA)与异丁醇(IBA)的酯化反应,并探讨了诸因素对产品产率的影响。
Methyl isonicotinate was synthesized using isonicotinic acid and anhydrous methanol as raw materials in presence of solid super acid as catalyst. 以异烟酸、无水甲醇为原料,固体超强酸做催化剂,合成了异烟酸甲酯。
SO_4~ ( 2-)/ ZrO_2 Solid Super Acid Catalyst for Benzylation of Toluene with Benzyl Chloride SO4~(2-)/ZrO2固体超强酸催化剂催化甲苯与氯化苄的苄基化反应
The reaction of acetic acid with ethanol was studied in fixed bed micro reactor by continuous process under the catalyst of SO 2-4/ TiO 2 type solid super acid. 以SO2-4/TiO2型固体超强酸为催化剂,在固定床反应器上,通过连续法考察了乙酸与乙醇酯化反应的情况。
Catalytic synthesis of isopropyl chloroacetate by modified solid super acid 改性的固体超强酸催化合成***异丙酯
Effect of Precipitants on the Performance of Solid Super Acid SO_4~ ( 2-)/ TiO_2-NiO 沉淀剂的不同对固体超强酸SO4~(2-)/TiO2-NiO性能的影响
Octadecyl acrylate was synthesized by melt esterification from octadecyl alcohol and acrylic acid using solid super acid as catalyst. 以丙烯酸和十八碳醇为原料,采用固体超强酸SO42-/TiO2为催化剂及直接酯化法制备丙烯酸十八酯。
It is suggested that amino sulfonic acid, strongly acidic cationic exchange resin, sodium sulfate monohydrate, solid super acid, heteropolyacid and Vitamin C are valuable catalysts in practice for synthesizing p-hydroxyl butyl benzoate. 认为氨基磺酸、强酸性阳离子交换树脂、一水硫酸氢钠、固体超强酸、杂多酸和维生素C是在合成对羟基甲酸丁酯中具有实用价值的催化剂。
Heteropoly compounds, with the properties of quasi-liquid and super acid, has been widely applied to ester reactions. 杂多化合物由于具有准液相和超强酸性的特征,广泛用于各种酯类反应。
Study of Catalytic Esterification by Modified Solid Super Acid SO 2-4/ TiO 2 改性固体超强酸SO4~(2-)/TiO2的制备及其催化酯化反应活性研究
Then we made super acid catalyst with the nano-ZrO_2 and studied oligomerization on naphthalene with the catalyst. 并对其进行改性,制成纳米二氧化锆固体超强酸催化剂。
The synthesis of pentaerythritol ester from pentaerythritol and fatty acid using solid super acid SO2-4/ ZrO2-Al2O3 as the catalyst was studied. 以脂肪酸和***为原料,三甲苯为带水剂,SO42-/ZrO2-Al2O3固体超强酸催化,合成脂肪酸***酯。
Esterification Reaction of Acrylic Acid and Octadecyl Alcohol with Solid Super Acid 固体超强酸催化丙烯酸和十八醇的反应研究
Reaction catalyzed by solid super acid to synthesize alkyl polyglycoside is reported. The best reaction activity of solid super acid catalyst is discussed. The conversion of glucose arrived to 99%. 报道了固体超强酸作催化剂合成烷基葡萄糖多苷的反应,并讨论了固体超强酸的最佳反应活性,葡萄糖转化率达99%。
This paper studied the synthesis of gallic acid ester using magnetic nanograde SO 4 2-/ TiO 2 solid super acid as catalyst with gallic acid and n-propyl alcohol as materials. 研究了以磁性纳米固体超强酸SO42-/TiO2为催化剂,以没食子酸与正丙醇为原料合成没食子酸酯的反应。
Solid super acid in recent years concerned, become the focus of research of catalysis. 固体超强酸在近年来倍受关注,成为催化领域研究的焦点。
Therefore, we prepared a series of solid super acid catalysts and studied their catalytic properties on coupling reaction at room temperature and atmospheric pressure. 为此,本实验制备了一系列固体酸催化剂,进而探索性的研究了该类催化剂在常温常压下,空气气氛中催化低碳烷烃的偶联反应。