vanadium catalysts

[化] 钒催化剂

Examples

  • Theactivity and the number of surface oxygen of a series of vanadium oxide catalysts were studied by TPD equilibrium and TPD / MS technique .

    应用此法和TPD/MS实验技术同时测定了一些 钒 系 催化剂的表面活性氧的活性和供氧数目。

  • Study on surface structure and active micro area model of vanadium catalysts

    钒 系 催化剂表面结构及活性微区模型的研究

  • Research on Vanadium and Titanium Catalysts Supported on Activated Carbon

    活性炭基 钒、钛 催化剂 的 制 备、 表征 及其 低温催化 脱硫 性能研究

  • The desorption energy of surface oxygen on a series of vanadium oxide catalysts and the effect of promoters

    钒 系 催化剂表面氧的脱附能与助催化剂的添加效果

  • Quality difference between imported and home-made vanadium catalysts

    浅谈国内外 钒 催化剂的质量差异

  • Oxidation of Alcohols over Vanadium Catalysts

    醇在 钒 基 催化剂上的氧化

  • Effect of the Shapes of Vanadium Catalysts on the Utilization Ratio of Their Internal Surface

    钒 催化剂形状对内表面利用率的影响

  • Copolymerization of Ethylene and Propylene with MgCl_2-Supported Titanium / Vanadium Bimetallic Catalysts

    MgCl2负载钛/ 钒双金属 催化剂 催化乙烯/丙烯共聚合

  • Application of industry standards for vanadium catalysts used in sulphuric acid production and proposals

    硫酸生产用 钒 催化剂产品行业标准的使用现状和对策

  • The main crystalline phase of the catalysts and the average oxidation value of vanadium in the catalysts were determined respectively by XRD 、 FT-IR and chemical titration .

    借助XRD、FT-IR对催化剂进行了主体晶相确定，用氧化还原滴定方法测定了不同晶相 催化剂 中 钒的平均氧化数。

  • The TPR Technique Study on the Activity and the Number of Oxygen of Vanadium Oxide Catalysts

    TPR技术对 钒 系 催化剂供氧活性和数目的研究

  • The standards of performance and quality of vanadium catalysts are discussed . The current standards issued by the Ministry of Chemical Industry are of some value in guiding enterprise production but not suitable for scientifically evaluating catalytic properties of products for industrial purpose .

    通过对 钒 催化剂性能与质量标准的探讨，作者认为，目前的部颁标准用于指导企业生产具有一定的参考价值，但用于产品的工业性能评价则不够科学。

  • UV Raman Characterization of Supported Vanadium Oxide Catalysts and Iron Substituted Zeolites

    担载氧化 钒 催化剂和铁杂原子分子筛的紫外拉曼光谱研究

  • From the results of the catalysts characterization and reaction it is showed that the degree of dispersed VOX species and the number of active component greatly influence the performance of vanadium oxide catalysts .

    关联催化剂表征和反应结果看出， VOx物种的分散程度和活性中心数目显著影响 催化剂 的 反应性能。

  • The progress in deactivation that the activity of vanadium catalysts decreased suddenly below 410 ℃ ~ 440 ℃ was summarized which resulted from low-value vanadium compound separating out from vanadium catalysts .

    本文综述了有关SO2氧化用 钒 催化剂 低温失活的研究进展，指出钒催化剂在410℃～440℃活性急剧下降的原因是由于低价态钒化合物的析出。

  • Continued discussion on vanadium recovery from used vanadium catalysts

    再谈从废 钒 催化剂中回收钒工艺

  • Selective oxidation of ethyl lactate to ethyl pyruvate over supported vanadium catalysts

    钒 催化剂选择性氧化乳酸乙酯制丙酮酸乙酯

  • Physicochemical properties and catalytic activity of vanadium contained SCR catalysts with different synthetic methods

    不同 制备工艺 钒 系SCR 催化剂理化及催化性能研究

  • Activity Evaluation and Industrial Application of Domestic Vanadium Catalysts

    国产 钒 催化剂的活性评价和工业应用的一些问题

  • Vanadium catalysts is fragile material and easy to block the bed after being crushed .

    钒 催化剂属于脆性材料，受压后易破碎造成床层堵塞。

  • Latest progress and related patents in polyethylene catalysts of Union Carbide Corporation were reviewed including vanadium catalysts bi metal catalysts for producing bimodal molecular weight distribution polyethylene and bi functional catalysts .

    介绍了美国联合碳化物公司（UCC）聚乙烯催化剂的发展情况及 钒 基 催化剂、生产双峰聚乙烯的双金属催化剂、双功能催化剂的有关专利和最新进展。

  • Reaction Kinetics for the Oxidation of SO_2 with Vanadium Catalysts

    SO2在 钒 催化剂上的氧化反应动力学

  • Selective Oxidation of Methane on Antimony Oxide and Antimony - vanadium Mixed Oxide Catalysts

    锑氧化物及锑 钒复合氧化物 催化剂上的甲烷选择氧化研究

  • Synthesis of multiwall carbon nanotubes by decomposition of methane over vanadium container catalysts

    用含 钒 催化剂CVD法制备多壁纳米碳管

  • In this Paper It is reported the activity and the number of oxygen of a series of Vanadium Oxide Catalysts were studied by TPR technique . Thus The reliability of TPD equilibrium method is showed .

    本文报导了利用TPR技术研究 钒 系 催化剂的供氧活性和数目，从而阐明了TPD平衡法的可靠性。

  • Its activity reached to 44.8 % at 410 ℃ and exceeded the ministry standard of vanadium catalysts by 9.8 % Based on catalyst TS the effect of ultrasonic cavitation on the low-temperature activity of vanadium catalysts was investigated under ultrasonic cleaner .

    组成最优的 催化剂T3在410℃的活性达到 44.8%，超过部颁标准9.8%。

  • Influences of addition agents such as P 2O 5 K 2O and SnO 2 on the catalytic performance of catalysts for propane ammoxidation to acrylonitrile have been studied and made clear on the vanadium antimonate based catalysts .

    在自制的一系列 钒锑系 催化剂上，考察了P2O5、K2O、SnO2等助催化剂对丙烷氨氧化制丙烯腈催化剂的催化性能的影响，阐述了助剂对催化性能的作用机理。

  • Rearrangement of Alkoxy Groups Oxidation of Alcohols over Vanadium Catalysts

    烧氧基重排反应醇在 钒 基 催化剂上的氧化

  • Vanadium - Containing Catalysts in Ammoxidation and Oxidation of Substituted Methyl Aromatics

    用于甲基芳香烃化合物氧化和氨氧化的含 钒 催化剂