catalyst preparation 中文意思是什麼

catalyst preparation 解釋
觸媒調制
  • catalyst : n. 【化學】觸媒,催化劑,接觸劑〈又作 catalytic agent〉;〈比喻〉觸發因素,〈口語〉(善用熱情、言語等打動他人的)有感染力的人。
  • preparation : n 1 準備,預備;〈常 pl 〉準備工作[措施];預修,預習 (for) 預習時間;(對…的)準備。2 (藥、菜...
  1. The preparation method of methyl 1 - naphthylacetate catalyzed by sulphuric acid, hydrochloric acid, chlorosulfonic acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate, aluminium chloride, ferric sulfate, aluminium sulfate, titanium sulfate, sodium bisulfate monohydrate, solid super acid, heterpoly acid, support heterpoly acid, composite titanate and p - toluene sulfo - chloride etc. catalyst were reviewed

    摘要評述了硫酸、鹽酸、氯磺酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、五水四氯化錫、三氯化鋁、硫酸鐵、硫酸鋁、硫酸鈦、一水硫酸氫鈉、固體超強酸、雜多酸、固載雜多酸、復合鈦酸酯和對甲苯磺酰氯等催化劑催化合成1 -萘乙酸甲酯的方法。
  2. Finally, based on summarization of development status on catalyst for isobutylene preparation from isobutane through dehydrogenation, the suggestion was given that the great effort should pay to the development, utilization reasonably of abundant isobutane resource in china

    最後,通過對我國異丁烷脫氫制異丁烯催化劑開發現狀的總結,指出我國應大力合理開發利用豐富的異丁烷資源。
  3. The main work and the conclusion of the article are : ( 1 ) give a suggestion on the reaction mechanism and the principle of catalyst selection. ( 2 ) by comparison of the catalyst activity of solid superacid with the zinc oxide, stannous chlorde and tin ( ii ) octate in the synthesis reaction. we find that although its activity is lower than tin ( ii ) octate, obviously higher than that of traditional zinc oxide and stannous chlorde. from the point of preparation cost, we select solid superacid as catalyst

    但從催化劑的制備成本和工藝的角度選擇,固體超強酸具有明顯的優勢; ( 3 )制備一系列單組元和雙組元硫酸促進氧化物固體超強酸,並用於丙交酯的合成反應,篩選具有最佳活性的固體超強酸催化劑: ( 4 )使用so2 - 4 / zno - sno2 ( 2 : 1 ) la3 +固體超強酸作催化劑,反應脫水時間1
  4. Preparation of tetra - pod like zinc oxide whisker by kaolin catalyst

    高嶺土催化制備四腳狀氧化鋅晶須
  5. Study on preparation of xylene ammoxidation catalyst

    二甲苯氨氧化催化劑的制備研究
  6. 6t preparation of nylon 6t from polyester by polymeric amidation reaction with a catalyst

    催化劑催化聚酯的大分子酰胺化反應制備尼龍
  7. In all the methods of catalysts preparation, sol - gel process drying by high temperature decrepitation could achieve the best catalyst

    而在浸漬法和幾種溶膠?凝膠法中,使用溶膠?凝膠法並使用高溫燒爆法乾燥的催化劑取得了最高的產量。
  8. Citric acid, taking the place of hno3, solutes the substance which does not solute in solution, and it acts as the ligand of metallic ionic and the hydrolysis catalyst of si ( oc2h5 ) 4, which reduces the pollution caused by no2 which forms at the decompose process of the hot treatment. by changing the means of calcine of the drier gel, choosing the suitable temperature to burn the gel, the high temperature calcine time is shorted, which solves the question of the long period calcine. so the preparation process of the matrix and composite was finished by using more lower temperature than the traditional solid state reaction and more shorter time than the traditional sol - gel process

    結果使基質和復合物的制備在比傳統的固相反應法低得多的溫度下和比常規的溶膠凝膠法短得多的時間里完成;五、對基質及復合物的干凝膠、粉體和燒結體進行了ir 、 dta 、 xrd 、 seni及交流阻抗譜表徵,研究結果表明:在溶膠向凝膠的轉化過程中同時存在著正硅酸乙酯自身的聚合作用和檸檬酸鹽絡合物之間的聚合作用:干凝膠向產物粉體的轉化在400600c之間進行;基質li 。
  9. Catalyst preparation study for gas - phase oxidation of fluorene to fluorenone

    芴氣相氧化制芴酮催化劑製作條件的研究
  10. The most widely used techniques for the preparation of amorphous alloy catalyst are classified into rapid quenching method, chemical reduction method and impregnation - chemical reduction method

    通過驟冷法、化學還原法、浸漬還原法可以得到滿足不同催化反應需要的非晶態合金催化劑,並可以通過制備條件的變化調變催化劑的性能。
  11. In the experiment of catalyst preparation, the catalytic activity of mno2 / c which was prepared with mn ( no3 ) 2 solution and active carbon by the means of thermal decomposition reached the highest among three kinds of catalysts, and the performance of mno2 / c was enhanced by acidification. moreover, the results showed that the catalytic activity of mno2 was also affected by different mode of catalyst and active carbon dispersed

    催化劑的制備實驗表明,採用硝酸錳溶液和活性炭共同熱分解得到的mno _ 2 / c ,具有最高的催化活性,對催化劑進行酸化處理能提高催化劑的活性,而且催化劑和活性炭的分散方式不同對其性能的影響較大。
  12. By contrast the traditional zinc oxide catalyst and from the point of preparation cost, we decide use sulfuric acid activated solid superacid as synthesis catalyst

    從催化劑效率和成本的綜合因素考慮,對比傳統的催化劑氧化鋅,本文提出了使用硫酸促進的氧化物固體超強酸作為合成反應的催化劑。
  13. Preparation of tungsten phosphide catalyst and its hydrodesulfurization performance

    磷化鎢催化劑的制備及加氫脫硫性能
  14. Preparation condition and hydrogenation capacity on the novel tungsten phosphide catalyst

    新型磷化鎢催化劑合成條件及加氫性能考察
  15. Low temperature plasma has been extensively investigated for catalyst preparation, including plasma chemical synthesis of ultra - fine particle catalysts, plasma regeneration or plasma treatment of catalysts, plasma - assisted deposition of catalytically active compounds on carriers and combination of plasma and catalyst in reaction system

    摘要低溫等離子體技術在化學生產中的用途越來越廣泛,它在催化劑領域的應用主要表現在以下幾個方面:超細顆粒催化劑合成,催化劑再生,催化劑表面處理,活性組分沉澱到基體以及低溫等離子體系統中添加催化劑。
  16. Study on the preparation techniques of lb high temperature shift catalyst at low steam to gas ratio

    型節能高溫變換催化劑的制備工藝研究
  17. Catalyst for ethanol synthesis. the results show that the reactive metals rh and mn are fixed on the catalyst surface by the interaction with si - oh, which can enhance the stability of highly dispersed metals. rh and mn interact with each other to form the acitve site with high ethanol synthesis activity. the surface si - oh was found to be of significance on the preparation of catalyst with high catalytic activity

    的性質,結果表明,活性金屬銠及錳經浸漬法擔載于載體上后即與表面羥基作用使金屬固定在氧化硅的表面上,保證了高度分散活性金屬的穩定性高度分散中的銠錳相互結合,構成了乙醇合成中的高活性位研究發現表面硅羥基在催化劑制備過程中起著重要作用。
  18. In this paper, the optimum conditions of catalyst preparation were found by studying the influences of the sol - gel process parameters on the crystal structure of the nanometer la1 - xsrxmno3, such as the value of original solution ph, the temperature of water bath, the baking temperature of sol

    本文研究了採用溶膠-凝膠法制備納米鈣鈦石型氧化物催化劑過程中,初始溶液ph值、水浴溫度、焙燒溫度對納米la1 - xsrxmno3晶體結構影響。
  19. Preparation of stearic acid with heteropoly quaternary ammonium as phase transfer catalyst

    雜多季銨鹽相轉移催化制備十八酸
  20. Preparation and characterization of the bifunctional oxygen electrode catalyst for unitized regenerative fuel cell

    組合式再生燃料電池雙效氧電極催化劑制備與表徵
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