硫化活化劑 的英文怎麼說
中文拼音 [liúhuàhuóhuàjì]
硫化活化劑
英文
vulcanization activator- 硫 : 名詞[化學] sulphur; sulfur [美國] (16號元素, 符號s)
- 活 : Ⅰ動詞1 (生存; 有生命) live 2 [書面語](救活) save (the life of a person):活人無算 (of a goo...
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 活化 : [化學] activation radioactivation; activate活化處理 activating treatment; 活化分析 [核物理] activ...
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In order to improve the electro - catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified pt / gc electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. the study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1 10 ~ ( - 3 ) mol / l. and find the more heteropoly acid modified on electrode, the lower peak - up potential towards methanol because of the existence of oxygenous species
為了改善鉑基催化劑氧化甲醇的催化活性,本論文首先通過循環伏安掃描法制備了不同濃度磷鉬酸和磷鎢酸修飾的pt / gc電極,通過研究pt / gc電極在修飾前後在硫酸溶液中及含甲醇的硫酸溶液中的循環伏安行為發現,磷鉬酸和磷鎢酸均能在ptru / c電極上發生氧化還原反應,而且雜多酸修飾濃度對pt / gc電極氧化甲醇的催化活性有很大影響。This product is used for that in order to reach even and effective desulfidation for rubber powder, put pulverous crosslinked rubber, softener, activator and water into the pot, heat hermetically and mix contlnuously, adopted key equipment for the technology of high temperature dynamic desulfidation
該產品用於將粉末狀硫化膠與軟化劑、活化劑及水等置於罐內,在連續攪拌下密閉加熱,以使膠粉達到均勻有效膠硫目地,是採用高溫動態脫硫新工藝的關鍵設備。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1It is an important material for vulcanization accelerator nobs of rubber, and madicineabob, sulfaguanidine, also for making solvent and assistant of corrosion, inhibitor, surfactant, brightener, polish, emulsifier, homogeneous foaming agent of polyurethane foam plastic, treatment agent of boiler water, alkyl morpholine, dye, resin, wax ; in addition, having wide use in textile and paint
是製造橡膠硫化促進劑nobs和醫藥病毒靈的重要原料。還用於腐蝕抑制劑表面活性劑增亮劑拋光劑增白劑乳化劑聚胺脂泡沫塑料的均勻發泡劑鍋爐水處理劑染料樹脂蠟等的溶劑和助劑的製造,此外還廣泛用於紡織油漆等工業Ht hydroconversion catalyst has a high activity in low temperature. high ability to saturate the olefin and canvert the organic sulfide into inorganic one in gas and liquid of hydrocarbon of the natural gas. oil and coked gas in synthetic ammonia, methanol gas and hydrogen making industries
Ht加氫轉化催化劑具有優異的加氫轉化和烯烴飽和活性,具低溫活性較好,可用於制氫、合成氨和甲醇等過程的加氫轉化反應器內,將烴類原料中的有機硫和烯烴進行加氫轉化和加氫飽和,以達到凈化原料的要求。Organic silicon : silicon oil ( silicon grease, silicon suckling liquid, silicon surfactants ), silane coupling agent ( organic silicon chemistry reagent ), high temperature sulfur rubber, liquid silicon rubber, organic silicon polymer, silicon resin, organic silicon singles, compound etc., organic silicon produce and the related raw material, aid chemical preparation, technique
有機硅:硅油(硅脂、硅乳液、硅表面活性劑) ,硅烷偶聯劑(有機硅化學試劑)高溫硫化橡膠、液體硅橡膠、有機硅聚合物、硅樹脂、有機硅單體、復合物等,有機硅生產相關原料、助劑、技術。Four years of operation saw slow decline of activity of the catalysts and remarkable savings of sulfiding agent
裝置近4年的應用結果表明,催化劑活性下降緩慢,節約了大量的硫化劑,取得了較好的效果。Being high - active filling reinforcing agent, the micropowder of diamond was used in fluorubber ( fr ), forming a denser network to carbon black, and gaining a more excellent high temperature performance for vulcanized rubber
摘要金剛石微粉作為高活性填充補強劑用於氟橡膠( fr )中,所形成的網路比炭黑更加密實,硫化膠的高溫性能更優異。Sulfur recycle catalyst activeness decline reason and its preventive measures are analyzed
摘要分析了硫磺回收催化劑活性衰退的原因及防止措施。The catalyst has good activity in low temperature and anti - sulfate performance, temperature tolerance and anti - pulverization performance, the results showed that it can keep tile sulfur recovery unit at high total sulfur recovery rate and long running period
運行數據表明,該催化劑具有良好的低溫活性、抗硫酸鹽化性能、耐溫變及抗粉化性能,使硫磺回收裝置保持較高的總硫轉化率,並確保其達到長周期穩定運行。Non - ionic surface active agents - determination of sulfated ash - gravimetric method
非離子表面活性劑硫酸化灰分的測定重量法Abstract : nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon
文摘:採用浸塗法在活性炭空氣凈化網上負載納米二氧化鈦,在紫外光的照射下,凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能力明顯增強,對比實驗表明,在紫外光照射下光催化劑使被吸附的污染物發生降解反應而提高活性炭的凈化能力。Nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon
採用浸塗法在活性炭空氣凈化網上負載納米二氧化鈦,在紫外光的照射下,凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能力明顯增強,對比實驗表明,在紫外光照射下光催化劑使被吸附的污染物發生降解反應而提高活性炭的凈化能力。As a kind of cement retarder, normal setting time and good effect for mechanical properties and soundness of cement can be got when adding desulfurization gypsum in cement, so it can used instead of natural gypsum to produce cement entirely, coal gangue is activated and coal ash desulfurized have good active, can improve cement output and also can depress consumption when them be used as mixed material, have well economic and environmental effects
脫硫石膏作水泥緩凝劑時,水泥的安定性、凝結時間正常,可改善水泥的力學性能,完全可替代天然石膏;活化后的煤矸石和脫硫煤灰具有較好的活性,用作水泥混合材可增加水泥產量、降低生產成本,具有良好的經濟和環境效益。A novel aqueous two - phase system can be formed by the mixtures of a polymer and cationicanionic surfactants. such a system can be used as a partitioning system of proteins. in this work, we investigated the formation, phase behavior and protein partitioning in aqueous two - phase systems formed by dodecyltriethylammonium bromide / sodium dodecylsulfate / peg and dodecyltriethylammonium bromide / sodium dodecylsulfate / dextran. the ligands with affinity were attached to the polymers and the affinity partitioning of proteins was investigated. it was shown that the surfactants and polymers are enriched in different phases of aqueous two - phase systems. phase separation are promoted by increasing temperature and adding inorganic salts. different proteins are partitioned in different phases. the selectivity of protein partitioning is increased by adding ligands with affinity
報道了由正負離子表面活性劑與高聚物混合溶液形成的一種可用於蛋白質的分離及分析的新型雙水相萃取體系.研究了正負離子表面活性劑(溴化十二烷基三乙銨/十二烷基硫酸鈉)分別與葡聚糖和聚乙二醇混合雙水相體系的形成規律、相行為及牛血清蛋白和溶菌酶在雙水相體系中的分配.通過在高聚物分子中接上親和配基,研究蛋白質在雙水相體系中的親和分配.結果表明,在該體系中,表面活性劑與高聚物分別富集於不同相中.升高溫度及加入無機鹽均可促進雙水相體系的形成,不同蛋白質可分配于不同的相中.親和配基的引入極大地增強了蛋白質分配的選擇性The result indicated that catalyst of ni2so4 had low catalysis to the preperation of humic acid ; the yield of humic acid can be enhanced by the catalysts of ni2so4 / ac and ni2so4 / sio2 evidently, and compared with none catalysts, the productivity of humic acid increased by 11. 2 % and 14. 73 % ; the catalyst of ni2so4 / cnts increased the prodictivity by 15. 84 %
結果表明:純硫酸鎳催化劑活性低,腐植酸產率較低;活性炭負載硫酸鎳和二氧化硅負載硫酸鎳作為催化劑時,腐植酸的產率較高,較不加催化劑時產率提高11 . 2 %和14 . 73 % ;碳納米管負載硫酸鎳作為催化劑時,腐植酸產率提高15 . 84 % 。Analysis of surface active agents raw materials - ethoxylated alcohol and alkylphenol sulfates - method for determination of unsulfated matter content
表面活性劑.乙氧乙醇和硫酸乙氧烷基苯酚.非硫化物含量的測量Catalysts were prepared by impregnation reduction, thermal reduction, advanced thermal reduction and sol - gel methods from these metals. electrochemistry measurements, xrd, tem were used to test these catalysts. the results showed that these metals have some electrocatalysis activities towards hydrogen oxidation reaction
本文選擇了w 、 mo 、 co等金屬,採用浸漬還原法、熱還原法、改進的熱還原法以及溶膠凝膠法分別制備了這幾種金屬的碳載催化劑,對制備出的非貴金屬催化劑進行了電化學測試、 x -射線衍射( x - raydiffraction , xrd ) 、透射電子顯微鏡( transmissionelectronmicroscopy , tem )等測試,研究結果表明:這些非貴金屬在硫酸體系中對氫氣的氧化反應均有一定的催化活性。Deactivation of ce 2 4h2o catalyst for synthesis of diethyl succinate
四水硫酸鈰催化合成丁二酸二乙酯及催化劑失活原因分析The influences of process condition for the expansion bed process for passivation of presifided hydrogenation catalysts on their sulfiding degree and hydrogenation ( hyd ) activity were investigated
摘要研究了預硫化催化劑膨脹床鈍化工藝條件對催化劑加氫( hyd )活性和硫化度的影響。分享友人