Synthesis of n-butyl lactate by polyaniline doped with p-toluene sulfonic acid as catalyst 对甲苯磺酸掺杂聚苯胺催化合成乳酸正丁酯
Amino-sulfonic acid series water-reducing agent was prepared with the materials ofp-aminobenzene sulfonic acid, phenol and formaldehyde by changing the technical parameters. 以对氨基苯磺酸、苯酚、甲醛等为原材料,通过调整工艺参数,制备了氨基磺酸系高效减水剂。
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;
The sodium sulfonic porphyrin is the most stable catalyst in the reaction system and has the best catalytic activity. 磺酸卟啉配体在催化体系中的稳定性较好,催化活性最好。
Preparation of Kaolinite/ p-Toluene Sulfonic Acid Intercalation Compound by Melting Method 熔融法制备高岭石/对甲基苯磺酸插层复合物
Synthesis and characterization polyaniline doped with p-aminobenzene sulfonic acid 对氨基苯磺酸掺杂聚苯胺的合成表征及性质研究
Sulfonic acid ion exchange resin 磺酸型阳离子交换树脂
As a solid electrolyte, followed the PEFC ( Polymer solid electrolyte type fuel cell) for general use category of perfluorinated sulfonic acid polymer. 作为固体电解质,沿用了PEFC(高分子固体电解质型燃料电池)一般使用的全氟磺酸类聚合体。
Study on sulfonic/ carboxylic waterborne polyurethane modified by organo-silicone 有机硅改性磺酸/羧酸型水性聚氨酯的研究
P-Toluene thio sulfonic acid sodium salt has been synthesized with sodium sulfide and p-toluenesulfonyl chloride as the raw materials. 本文以硫化钠和对甲苯磺酰氯为原料,对对甲苯硫代磺酸钠的合成工艺进行了改进。
Synthesis and Performance of Itaconic Acid-Styrene Sulfonic Sodium-Maleic Anhydride Inhibitor Copolymer beads of styrene and divinylbenzene were sulfonated by microwave heating. 衣康酸苯乙烯磺酸钠马来酸酐共聚物的合成及其性能研究用微波加热使苯乙烯和二乙烯苯共聚小球磺化。
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。
Synthesis and Characterization of Organic Silane Perfluorinated Octyl Sulfonic Acid Amide 有机硅烷全氟辛基磺酰胺的合成与性能研究
Applications and development of perfluorinated sulfonic acid resin are summarized, its structure, performance and applications in PEMFC are discussed. 介绍了全氟磺酸树脂的应用发展概况,讨论了膜的结构、性能以及它们在质子交换膜燃料电池中的应用。
Process analysis and selection of sulfonic group for synthesis of polycarboxylic acid superplasticizer 聚羧酸高效减水剂合成中磺酸基团的选择与工艺分析
The synthesis of ethylene glycol mono stearate by supported p-toluene sulfonic acid was investigated. 探讨了以负载型对甲苯磺酸为催化剂合成乙二醇硬脂酸单酯的工艺。
Then-octyl gallate was prepared by esterification of alcohol and gallic acid in catalysis system of dodecyl benzene sulfonic acid. 以十二烷基苯磺酸为催化剂,酸醇直接酯化合成没食子酸正辛酯。
The development of research on synthesis of Butyl Butyrate and the catalysis of sulfonic acid, inorganic salt, solid superacid, heteropoly acid, enzyme catalysis compound are summarized. 综述了磺酸、无机盐、固体超强酸、杂多酸、酶催化体系等对合成丁酸丁酯的催化作用及研究进展。
Influence of Content of Hydrophilic Chain-Extending Agents on Properties of Sulfonic Acid Type High-Solid-Content Polyurethane Emulsion and Film 亲水扩链剂含量对磺酸型高固含量聚氨酯乳液及胶膜性能的影响
The conditions of magnesium ion purification process from phosphoric acid by micro-emulsion extraction with Dinonylnaphthalene sulfonic acid ( DNNSA) were studied. 本文研究了二壬基萘磺酸(DNNSA)形成的微乳萃取磷酸中镁离子的工艺条件。
Determination of Tyrosine Based on the Poly ( p-aminobenzene sulfonic acid) Modified Glassy Carbon Electrode by Irreversible Biamperometry 聚对氨基苯磺酸修饰玻碳电极不可逆双安培法测定酪氨酸
In the experiment, ethyl propionate was synthesized by reaction of propionic acid with absolute ethyl alcohol in the presence ofp-Toluene sulfonic acid. 以丙酸和无水乙醇为原料,对甲苯磺酸作催化剂合成了丙酸乙酯。
Preparation of acrylate-2-acrylamide-2-methyl propyl sulfonic acid-residue super absorbent 丙烯酸-2-丙烯酰胺基-2-甲基丙磺酸-滤渣高吸水性树脂的制备
Study on the Static Absorption Behaviors and Thermodynamic Properties of Matrine on Spherical Sulfonic Lignin Resin Absorption 亚铵法草浆废液固氮技术及木质素磺酸盐结构与性能的规律球形磺酸化木质素树脂对苦参碱静态吸附及其热力学的研究
Effect of functional sulfonic group on the conductivity of coal/ PAN composite 磺酸基对煤/PAN复合材料导电性能的影响
Dodecylbenzene sulfonic acid was used as catalyst for the preparation of polyethylene glycol diacrylate. 用十二烷基苯磺酸作酯化催化剂,制备聚乙二醇二丙烯酸酯。
The research was concentrated on the co catalysis effect and the related catalytic mechanism of strong acids, such as amino sulfonic acid, p toluenesulfonic acid and fluoroboric acid. 研究了氨基磺酸、氟硼酸及对甲苯磺酸的助催化作用,并探讨了其催化机理。
Study on Synthesis of Novel Carbon Based Solid Sulfonic Acids and Their Applications in Organic Reactions 新型碳基固体磺酸的合成及其在有机反应中的应用
Study on the Water Soluble Styrene Sulfonic Acid Sodium-acrylic Acid-acrylic Amide Copolymer Fluid-loss Agent by Microemulsion Polymerization 反相微乳液聚合苯乙烯磺酸钠丙烯酸丙烯酰胺钻井液降滤失剂的研究
Study of a New Chemiluminescence System of p-Aminobenzene Sulfonic Acid-Hydrogen Peroxide 对氨基苯磺酸-过氧化氢发光新体系的研究及应用