硫化活性劑 的英文怎麼說
中文拼音 [liúhuàhuóxìngjì]
硫化活性劑
英文
cure activating ingredient- 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...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 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...
- 活性劑 : activa agent
- 活性 : [化學] activity; active; activated活性肥料 active fertilizer; 活性酵母 active dry yeast; 活性粘土...
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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。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Filling flexibilizer, such as epoxy terminal block, polyurethane ether structure, thiokol and liquid ctbn to the system of expoxy - mannich amide, through the test on shear strength, bounding elasticity modulus and break strength of cured products, the different fuction could be found using different flexibilizers
摘要在環氧酚醛胺體系中使用端環氧基聚氨酯醚、聚硫橡膠、液體丁腈橡膠等活性增韌劑,通過對固化物剪切強度、彎曲彈性模量及斷裂強度的測試對比,可以看出不同增韌劑效果不同。The effective regeneration procedure is soaking the adsorbent 30 ~ 50h with 1 - 2 % al2 ( so4 ) 3 for activated alumina and 20 ~ 30h with 1 - 1. 5 % naoh for bone char. studies show both activated alumina and bone char are excellent adsorbents for the removal of fluoride from drinking water. fluoride concentration below 1. 0mg / l can be acquired easily with them and meets the requirement of drinking water standards
對兩種除氟劑進行的再生液與吸附劑體積比為1 : 1的再生實驗表明:用硫酸鋁溶液對活性氧化鋁再生,再生濃度為1 2 ,再生時間為30 50h ,沖洗浸泡時間為5h效果較好;對骨炭再生,氫氧化鈉再生液濃度為1 1 . 5 ,再生時間為20 30h效果較好。The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer, thickness of active layer 0. 15 - 0. 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer, employing na2so4 as pore - making agents, thickness 0. 35 - 0. 45mm, colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200
確定了制備空氣電極的優化工藝條件,催化層中ptfe含量約20 , mno _ 2的最佳含量約為20 ,催化層中活性炭和乙炔黑的比例為4 : 1 (質量比) ,厚度在0 . 15 - 0 . 25mm之間。防水透氣層中ptfe的含量約為60 ,以無水硫酸鈉作為造孔劑,厚度一般為0 . 35 - 0 . 45mm 。電極各層採用催化層/防水透氣層/集流體的排布方式,冷壓成型,熱處理對空氣電極的性能影響較大,熱處理溫度不低於200 。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。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。We own modern production lines for laundry powder, soaps, surfactants and liquid detergent, the largest and most modern sulfur trioxide sulfonating equipments with best control method in china introduced from italy as well as the detergent manufacturing devices with advanced industrial level
公司擁有現代化的洗衣粉肥皂表面活性劑液體洗滌劑生產線,擁有從義大利引進的全國最大最先進控制手段最佳的三氧化硫磺化裝置和具有行業先進水平的洗滌劑製造裝置。Surface active agents - sulfated ethoxylated alcohols and alkylphenols - determination of total active matter content
表面活性劑乙氧基化醇和烷基酚硫酸鹽活性物質總含量的測定Surface active agents. sulfated ethoxylated alcohols and alkylphenols. estimation of the mean relative molecular mass
表面活性劑.硫酸化乙氧化醇和烷基酚.相對平均分子量的評估Surface active agents. sulfated ethoxylated alcohols and alkylphenols. determination of content of unsulfated matter
表面活性劑.硫酸化乙氧基化醇和硫酸化乙氧基化烷基酚.非硫化物含量的測量Influence of surfactants on leaching of phosphate ore with acidithiobacillus thiooxidans
表面活性劑對嗜酸氧化硫硫桿菌浸磷的影響分享友人