Bolted Bonnet Gate Valves for Alkylation service ( HF Acid service see page 19). 适用于烃化物应用领域的螺栓阀帽闸阀(氟化氢酸应用领域请参阅第19页)。
Alkylation of isobutene and butane in acid ionic solution 酸性离子液体中异丁烷和丁烯的烷基化反应
Ethopabate is prepared via esterification, acylation and alkylation from p-aminosalicylic acid in87.4% overall yield. 以对氨基水杨酸为原料,经酯化、酰化和烃化反应得乙氧苯酯,总收率为87.4%。
The mechanism of the alkylation reaction and the properties of solid acid catalysts for the reaction are discussed. 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。
Study on Transfer of Sulfur in Gasoline by Alkylation over Solid Acid Catalysts 固体酸催化剂上汽油烷基化硫转移的研究
Alkylation Waste Sulfuric Acid Treatment Process Selected by Lanzhou Refinery 兰炼烷基化废酸处理工艺选择
The medium strong acid sites were the main active sites of alkylation reaction. The higher the acid strength of the catalyst is, the higher the relative activity, and the lower the selectivity of the target products. 同时,SO42-/ZrO2固体超强酸催化剂上的中强酸位是烷基化反应的主要活性位,但酸强度越高,其比活性越高,而目标产物三甲基戊烷选择性越低。
By adding water into acid sludge of refinery sulfuric alkylation, dilute sulfuric acid and polymer oil can be obtained. When the dilute sulfuric acid react with sodium silicate, precipitated white carbon can will be produced. 利用炼油厂硫酸烷基化酸渣,加水分离出稀硫酸和聚合油,稀硫酸与硅酸钠(俗称水玻璃)溶液反应,生产沉淀法白炭黑;
This paper discusses and reviews the position, effect and developing trend of alkylation process in the development and production of clean gasoline fuel, and introduces the liquid acid alkylation process employed in existing refineries and the solid acid alkylation process currently under research and development. 讨论了异丁烷与丁烯烷基化反应工艺在清洁燃料生产过程中的地位、作用和发展趋势;简介了目前石油炼制工业中使用的液体酸烷基化工艺;
The hydrofluoric acid alkylation unit, hydrofluoric acid damage in running, pollution resource analysis, controlling step and results were introduced. 综述***烷基化装置,运行过程中***的危害,污染源的分析,防治措施及取得效果。
In accord with the two existing liquid acid alkylation technology, this paper summarizes the foreign development of alkylation technology, the predominance of solid acid alkylation technology and its developing status in quo. It also gives a detailed contrast of the two types of liquid acid process. 从生产烷基化油的2种现用液体酸烷基化技术着手,综述了国外烷基化技术进展和固体酸烷基化技术的优势及其发展情况,并对2种液体酸工艺进行了比较详细的对比。
Alkylation Reaction of Thiophene with Olefins over Acid Catalyst of AlCl_3 Supported Resins 大孔磺酸树脂固载AlCl3用于噻吩与烯烃的烷基化反应
Under microwave irradiation, meclofenoxatum was synthesized through alkylation of the substituted phenol and esterification of4-chlorophenoxy acetic acid. 在微波辐射下,以对氯苯酚为原料,通过取代酚的醚化、酯化来合成氯醒酯。
The alkylation of isobutyric acid, alkyl isobutyrate and isobutyric anhydride with 1-bromo-3-chloropropane, 1,3-dibromopropane and some monohalogen compounds was studied. The yields of these reactions and the IR, 'H NMR data were given. 本文用Kearney法研究了1-溴-3-氯丙烷、1,3-二溴丙烷及几种一卤代化合物与异丁酸盐、异丁酸酯及异丁酸酐的烷基化反应,探索了具有特戊酸结构单元的化合物的合成方法。
The asymmetric alkylation of α-amino acid was an important goal of asymmetric synthesis due to its wide range of application in biochemistry, medicine and gene-engineering. α-氨基酸的不对称C-烷基化在医药和应用生物化学、遗传基因工程等方面有重要的用途。
Alkylation of solid acid has potential environmental advantages over liquid acid alkylation. Many refiners around the world are researching and developing new alkylation technology with solid acid catalysts. 固体酸烷基化工艺具有环境友好的优点,许多炼油公司都在大力研究开发固体酸烷基化工艺。
Secondly, kinetics for alkylation of benzene with long chain alkenes over solid acid catalyst had been studied, making the research of alkylation from quality to quantity. 其次,关于苯与长链烷烯混合烃烷基化反应的固体酸催化过程进行非稳态的动力学研究,使烷基化过程的实验定性研究发展到数学层次的定量研究。
Alkylation of Isobutane with Butene over Tungstophosphoric Acid Pillar Double Hydroxides 异丁烷-丁烯在磷钨酸柱撑水滑石上的烷基化反应
Behavior of Trace Amount of HF Reaction Promoter in Alkylation Catalyzed by Solid Acid ⅰ. Promotion Effect of Promoter on Reaction 固体酸催化烷基化反应中微量氟化氢反应助剂的作用Ⅰ.助剂对反应的促进效应
Alkylation of Benzene with 1-Dodecene over Silica Gel Supported Phosphotungstic Acid Catalysts 硅胶负载磷钨酸催化剂上苯与1-十二烯烷基化
The model of diffusion/ reaction kinetics for selective alkylation on medium pore molecular sieve has been used to explain our experimental results. The p-xylene selectivity was mainly controlled by the diffusion of alkylation products and isomerization of xylene on the surface strong acid sites. 结果表明对-二甲苯选择性不仅与烷基化反应的扩散/反应动力学有关,还与产物在分子筛表面的二次异构化反应性能有关。
Exploring the Technologies for Recovering Alkylation Spent Sulfuric Acid 烷基化废硫酸回收技术探讨
Studies on the Alkylation of Isobutane with Butene over WO_3/ ZrO_2 Strong Solid Acid(ⅰ)── Effect of Preparation, Load of WO 3 and Calcination Temperature WO3/ZrO2固体强酸催化剂上异丁烷-丁烯烷基化反应研究(Ⅰ)&钨负载量和焙烧温度的影响
Solid acid alkylation process has advantages of safety, cleanness and cheapness. The studies of solid acid alkylation process focus on solid acid catalyst and solid acid alkylation reactor and process. 固体酸烷基化工艺具有安全、清洁、成本低的优点,目前对固体酸烷基化工艺的研究主要集中在固体酸催化剂的研究,固体酸烷基化反应器及工艺的研究2个方面。
In the reaction process of alkylation, micro-water in mixed carbon four is the main impurities of acid consumptions. 作为烷基化反应原料的混合碳四,所含的水是主要耗酸杂质。
The main technology of alkylation gasoline production is the alkylation of C4 hydrocarbon using sulfuric acid as catalyst. 以硫酸为催化剂C4烃类为原料的烷基化反应是目前烷基化油生产的主要工艺。
As one of the main commercial processes to produce alkylates, isobutane alkylation with sulfuric acid plays an important role in production and development of clean-burning gasoline. 硫酸烷基化工艺是目前烷基化油生产的主要工艺之一,对清洁汽油化具有重要作用。
With that method, a series of organic group functionalized pillared zirconium phosphates were prepared, and applied into reactions of hydroquinone alkylation and esterification of lauric acid with methanol. 由此我们制备了一系列有机基团修饰的层状磷酸锆,并用对苯二酚烷基化反应和月桂酸甲酯化反应对其催化性能进行了研究。