酸催化剂
- 网络acid catalyst;acidic catalyst;A-Cat and B-Cat
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碘作为Lewis酸催化剂在合成中的应用进展
Progress in Synthetic Application of Iodine as a Lewis Acid Catalyst
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高分子固载化Lewis酸催化剂&聚苯乙烯-三氯化铝/四氯化钛复合物
Polymer-supported Lewis acid catalyst & polystyrene-alcl_3 / ticl_4 dibasic metal chloride complex
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用于1,4-二氧六环合成的ASP型固体酸催化剂
Investigation on ASP-Type Solid Acidic Catalysts Used for Synthesis of Dioxane
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高分子载体Lewis酸催化剂&四氯化碲-聚苯乙烯复合物
A LEWIS ACID CATALYST SUPPORTED BY POLYMER & Polystyrene-Tellurium Tetrachloride Complex
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一种新的高分子Lewis酸催化剂的制备及其催化活性的研究
Study on Preparation and Catalytic Activity of a New Polymer Lewis Acid Catalyst
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BF3/离子交换树脂固体酸催化剂的研究
Bf_3 / ion exchanged resin solid superacid catalysts
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SO3/γ-Al2O3固体酸催化剂的制备、结构与酸性表征
Preparation of SO_3 / γ - Al_2O_3 Solid Acid Catalyst and Characterization of Its Structure and Acidity
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高分子固载化Lewis酸催化剂催化α-甲基苯乙烯聚合反应及其动力学研究Ⅱ.PS-SnCl4复合物催化剂
Polymerization of a-Methylstyrene Catalyzed by Polymer Supported Lewis Acid Catalysts ⅱ . Catalyst : PS-SnCl_4
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探讨了FCC汽油烷基化反应的机理及用于该反应的固体酸催化剂应满足的条件。
The mechanism of the alkylation reaction and the properties of solid acid catalysts for the reaction are discussed .
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超声促进浸渍法制备WO3/ZrO2固体超强酸催化剂
Preparation of WO_3 / ZrO_2 Solid Superacid Catalysts by Ultrasonic Impregnation
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众所周知,近年来Lewis酸催化剂在有机合成中的应用非常广泛。
As we all know , in recent years , Lewis acid catalysts in organic synthesis are widely used .
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SO4~(2-)/Fe2O3超强酸催化剂的制备及其对乙酸/丁醇酯化反应的催化作用
Preparation of so_4 ~ ( 2 - ) / fe_2o_3 super-acid catalyst and its catalytic action on esterification of ch_3cooh / c_4h_9oh
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S2O8~(2-)/ZrO2-Al2O3固体超强酸催化剂的研制与应用
Preparation and Application of S_2O_8 ~ ( 2 - ) / ZrO_2-Al_2O_3 Solid Superacid Catalysts
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研究了ASP型固体酸催化剂一缩乙二醇(二甘醇)环化脱水合成1,4-二氧六环的液相反应。
The method of liquid phase synthesis of dioxane from the cyclodehydration of diethylene glycol catalyzed by ASP-type solid acidic catalysts was studied .
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新型磁性纳米固体酸催化剂ZrO2/Fe3O4的制备及表征
Preparation and Characterization of the Novel Magnetic Nano-size Solid Acid Catalyst
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皂土附载复合固体酸催化剂合成DOP的研究
Studies of Bentonite Carried Complex solid acid as Catalyst for Synthesis of DOP
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丙烯在SO4~(2-)/MxOy固体超强酸催化剂上齐聚过程的研究
A study on the oligomerization of propene on m_xo_y solid superacid catalysts
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介孔MCM-41分子筛固载钯(0,Ⅱ)配合物和BF3·X固体酸催化剂的合成及其应用研究
Synthesis of Mesoporous MCM-41 Molecular Sieve Supported Palladium ( 0 ,ⅱ) Complexes and BF_3 · X Solid Acid Catalysts and Their Application Researches
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SO4~(2-)/MxOy型固体超强酸催化剂的研究进展
Progress in SO_4 ~ ( 2 - ) / M_xO_y solid superacid catalysts
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大孔磺酸树脂负载AlCl3固体超强酸催化剂的制备
Preparation of Solid Super Acid Catalyst of AlCl_3 Supported Exchange Resin
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这是一个重要和有趣的实验现象,它说明微量HF反应助剂可大幅度提高固体酸催化剂对烷基化反应的选择性。
In other words , the trace amount of HF acts as a reaction promoter and can raise the catalyst selectivity for the alkylation significantly .
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ZrO2/SO4~(2-)固体超强酸催化剂研究(Ⅰ)&酸性和酯化反应
Studies on the ZrO_2 / SO_4 ~ ( 2 - ) Solid Superacid Catalysts (ⅰ)── Acidity and Esterification Reaction
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S2O8~(2-)/ZrO2-SiO2类固体超强酸催化剂制备条件的研究
Study on the Conditions of Preparation of S_2O_8 ~ ( 2 - ) / ZrO_2-SiO_2-Like Solid Super Acid Catalysts
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首次将TiO2SnO2Al3O3复合固体酸催化剂用于催化合成柠檬酸酯,柠檬酸2h的转化率达993%。
The complex solid acid TiO 2 SnO 2 Al 2O 3 catalyst was for the first time used in catalytic synthesis of citrate .
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ZrO2/SO4~(2-)固体超强酸催化剂研究(Ⅱ)&表面化学和酸中心形成过程
Studies on the ZrO 2 / SO 2 - 4 Solid Superacid Catalysts (ⅱ) Surface Chemistry and Formation Process of the Acidic Sites
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用BET法分析了制备条件对SO_4 ̄(2-)/ZrO_2超强酸催化剂的比表面和孔结构的影响,用SEM观察了催化剂的表面形貌。
The effects of preparatiOn conditions on the surface area , porous structure of SO  ̄( 2 - ) _4 / ZrO_2superacid catalyst and catalyst morphology were studied by BET method and SEM respectively .
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NH3-TPD(Temperature-ProgrammedDesorption)技术是表征固体酸催化剂表面酸性质的有效手段。
NH_3-TPD ( Temperature-Programmed Desorption ) technique is the effective means used for the characterization of surface acidity of solid acidic catalysts .
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复合固体超强酸催化剂SO4~(2-)4-WO3-ZrO2的结构研究
Structural Characterization of Solid Superacid Catalyst SO_4 ~ ( 2 - ) _4-WO_3-ZrO_2
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通过制备的锆基CZ固体酸催化剂,代替硫酸用于丙烯酸和正丁醇的酯化反应,对反应工艺条件进行了全面优化。
A new type of zirconium based solid acid catalyst named CZ , were prepared and used to the synthesis of n - butanol acrylate .
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以累托土为基质,采用不同的方法引入La,制备了四种含La的SO42-改性锆交联粘土固体酸催化剂。
Four La-containing sulfated Zr-pillared clay solid acids with rectorites as matrix were prepared by utilizing different methods for La introduction and characterized by nitrogen ad-sorption / desorption , XRD , NHs-TPD and Py-IR techniques .