Propene hydration etherification reaction catalyzed by β zeolite was studied by using in situ FT IR technique, and the effects of surface acidity on the reaction were discussed.
采用原位红外光谱技术 ,对 β沸石催化剂上的丙烯水合醚化反应过程进行了研究 ,并结合催化剂的表面酸性进行了讨论 。
Propene hydration etherification and isopropanol dehydration reactions catalyzed by β zeolite were investigated using microreactor equipped with GC MS.
在与色 质联用仪相连的微反装置上 ,考察了Hβ沸石及改性的Hβ沸石催化剂上丙烯水合醚化及异丙醇脱水的反应行为 。
βzeolite shows high catalytic activity for hydration etherification of propene, but its stability needs to be improved.
采用该方法改性的催化剂 ,对丙烯水合醚化反应连续运转 72 0h ,丙烯转化率由 5 6 6 %仅降为 5 2 % ,表明催化剂稳定性得到明显改
Research progress on the catalyst for preparation of EG by EO catalytic hydration
环氧乙烷催化水合制乙二醇催化剂研究进展
The traditional technology for manufacturing ethylene glycol at home and abroad was reviewed, including direct hydration and catalytic hydration of ethylene oxide.
对国内外乙二醇合成的传统工艺:直接水合法、催化水合法和碳酸乙烯酯法进行了介绍;对乙二醇合成的新工艺,包括乙二醇和碳酸二甲酯联产法和C1化学法的工艺流程和发展前景进行了综述,其中,C1化学法主要分为乙烯合成法、合成气合成法和甲醛、甲醇合成法。
Latest advances in preparation of ethylene glycol(EG) were reviewed,including preparation of EG via catalytic hydration from ethylene oxide(EO) and ethylene carbonate(EC),as well as via syngas.
综述了由环氧乙烷制乙二醇、环氧乙烷经碳酸乙烯酯制乙二醇、环氧乙烷催化水合制乙二醇及以合成气制乙二醇研究进展。
Catalytic hydrolysis of EO on an anionic exchange resin catalysts for the production of EG and the process conditions were studied.
非催化水合生产乙二醇工艺具有能耗大、成本高的缺点。
Non-catalytic hydrolysis of ethylene oxide is the production process of commercial scale ethylene glycol(MEG),but the process has defects of low selectivity,long flow,high energy consumption,and so on.
环氧乙烷非催化水合法是目前工业规模生产乙二醇的方法,但此工艺存在选择性偏低、流程长、能耗大等缺点,而采用环氧乙烷直接催化水合技术则可大大降低能耗,提高乙二醇的选择性。
This paper studies the effect of a device s techniques characteristic on desulfurization efficiency through the establishment of a hydration activation desulfurization device.
通过建立水合活化固硫试验装置,研究装置的工艺特性对装置脱硫率的影响规律。
Study on the Solvent to Recycle the Catalyst in the Process of Synthesis of Ethylene Glycol by Catalytic Hydration;
催化水合乙二醇工艺中催化剂的溶剂研究
Research progress on the catalyst for preparation of EG by EO catalytic hydration
环氧乙烷催化水合制乙二醇催化剂研究进展
Study on the Catalytic Synthesis of Acrylamide from the Hydration of Acrylonitrile;
丙烯腈催化水合合成丙烯酰胺的研究
Determination of Best Hydration Ratio of Ethylene Oxide Non-catalytic Hydration Reaction
环氧乙烷非催化水合反应最佳水合比的确定
Study on Catalytic Activities for Degradation of CN～- in Water by Compounding Catalysts;
复合型催化剂催化降解水中CN～-催化活性的研究
PHotocatalytic Oxidative Degradation of Dye by C-TiO_2 Film Doped with Platinum;
铂修饰C-TiO_2复合催化剂光催化染料废水
Hydrothermal synthesis and photocatalytic analysis of NaTaO_3
NaTaO_3光催化剂的水热合成与催化性能研究
The Catalytic Synthesis of Hexyl Acetate by Sodium Bisulfate;
一水合硫酸氢钠催化合成乙酸正己酯
Synthesis of α-furanacrylic esters by catalysis of ferric sulfate hydrate
水合硫酸铁催化合成α-呋喃丙烯酸酯
Research on the photocatalytic oxidation degradation of dye wastewater by using TiO_2/PbO_2 composited film
TiO_2/PbO_2复合膜光催化氧化降解染料废水
Hydration and Alkylation of 1-octene over Supported Heteropoly Acids on MCM-41 Catalysts;
多酸/MCM-41复合催化剂催化1-辛烯水合及烷基化的研究
SYNTHESIS OF 3,5-DIISOPROPYLSALICYLIC ACID UNDER SUPERSONIC RADIATION
超声波催化合成3，5－二异丙基水杨酸
Studies on synthesis of acetylsalicylic acid catalyzed by acid bentonite
酸性膨润土催化合成乙酰水杨酸研究
Studies on Enzymatic Synthesis of a Water-Soluble, Conducting Polyanline;
酶催化合成水溶性导电聚苯胺的研究
An Investigation of Degradating Organic Compound in Waste Water by Combinatorial Photocatalytic Method;
组合光催化降解废水中有机物的研究
Study on Enzymatic Polymerization of Lignin in Paper Mill Effluent;
造纸废水中木素的酶催化聚合的研究
Synthesis and catalytic activity of CoFe hydrotaldte;
CoFe水滑石的合成及其催化活性研究
Study on Synthesis of Acetylsalicylic Acid Catalyzed by Amidosulphonic Acid;
氨基磺酸催化合成乙酰水杨酸的研究