速率加速劑 的英文怎麼說
中文拼音 [sùlǜjiāsùjì]
速率加速劑
英文
rate accelerating material-
In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術，有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應，提高了聚合物大分子鏈中有機硅鏈節的含量；利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵，並通過對共聚產物力學和吸水率的測試，證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能；從分子設計角度出發，利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體： ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷；利用核磁共振對新型硅烷單體結構進行了證實；研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液，且其聚合產物具有較高的力學及耐水性能。The oxide and reduce potential and the dopant concentration. the experiments of degradation methyl blue a1so showed that the photocatalytic activity could be greatly improved with vzos - loaded tio2, maybe that loading v2o5 would accelerate the electron captured and charge transferring, change the samp1e surface hydrophilic and absorption
納米tio _ 2 - v _ 2o _ 5復合光催化劑對次甲基藍的降解實驗表明，復合v _ 2o _ 5后tio _ 2可以加速電子捕獲和電荷遷移速率，改變了樣品表面吸附親合力，使降解效率相比純tio _ 2有很大提高。In this study a microbial system for biphenyl biodegradation is set up in order to investigate the effects of surfactants on biodegradation of hydrophobic organic compounds. four strains which can grow on biphenyl as the sole carbon and energy sources are selected out, in which alcaligenes eutrophus dj1 and pseudomonas sms02 are chosen as degradation strains. after studing the bioavailability of three nonionic surfactants ( op - 10, tween - 80, and triton x - 100 ), they are added into the biodegradation system of biphenyl
為了考察表面活性劑對疏水性有機污染物生物降解的影響，本論文選擇聯苯作為模擬研究體系，篩選、馴化得到四株可利用聯苯作為碳源生長的菌株；考察了聯苯降解菌株對三種非離子表面活性劑op - 10 、 tween - 80 、 tritonx - 100的生物可利用性；用高效液相色譜法測定了非離子表面活性劑對聯苯的增溶曲線；較系統地研究了加入非離子表面活性劑對聯苯生物降解速率的影響。Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. the effect of technology of aminated epoxy acrylic resin on properties of eletrodeposition was studied by conductivity meter and electrophoresis apparatus. it was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. in contrast with putting polyacrylic resin into thin acetic acid solution, the more compact film could be achieved by neutralizing polyacylic resin with glacial acetic acid and then add it into water. when neutralizing temperature was enhanced, the speed of electrodepsidon was found to increase, and the film was also more compact. increasing the dn leads to enhanced conductivity and smaller particle size. when dn equaled to 80, the smoothest film could be achieved
以二乙醇胺為胺化劑、冰醋酸為中和劑，合成了胺化環氧丙烯酸陽離子樹脂.採用電泳儀和電導率儀，研究了胺化環氧丙烯酸樹脂合成工藝對陰極電泳塗料電沉積性的影響.結果表明，隨著胺化溫度的增加，電泳液電導率先下降後上升.將冰醋酸加入樹脂中中和，後用水稀釋，比樹脂在醋酸稀溶液中中和，電沉積性能更好.電沉積速率隨著中和溫度的上升而增加，電沉積膜緻密性相應增加.中和度（ dn ）愈高，電泳液電導率愈大，粒徑越小，而塗膜外觀在中和度為80時達到最佳Inorganic carbon transport was a major factor in facilitating quenching during the initial stage and the initial rate of fluorescence quenching in the presence of iodoacetamide, an inhibitor of co2 fixation, was 87. 9 % of control
初始階段的熒光淬滅主要是由於無機碳轉運所致，加入co _ 2固定的抑制劑iodoacetamide ，熒光淬滅的初始速率為對照的87 . 9 。Baseing on the request of low coercivity and high squareness in application, we had confirmed the main formulation of the lizn ferrite ; during the study of the conventional ceramic process, with the main formula foundation, we mainly studied the influence of ti4 +, co3 + on lowering coercivity and bi2o3, v2o5 on lowering sinter temperature. the results showed bi2o3 good characteristic on lowering sinter temperature and the sample which mixed with 1 % bi2o3 could reduce 40 % coercivity through slowing heating rate and extending the holding time
在氧化物陶瓷工藝技術研究中，按實際應用中低矯頑力、高矩形比的要求，確定了lizn鐵氧體的主配方，在主配方基礎上進行了ti4 + 、 co3 +等離子對降低矯頑力的研究以及添加bi2o3 、 v2o5助熔劑對降低燒結溫度的研究，發現bi2o3具有優良的降低燒結溫度的特性，在添加bi2o3樣品燒結過程中，降低升溫速率，延長保溫時間可以降低40 %左右的矯頑力。It is found that changing of catalyst and solvent will influence the relatively reaction velocity of hydrolysis and polycondensation and therefore change the pore structure of resulted silica gel glass matrix. as the result, the ideal prescription for silica gel glass matrix is proposed
確證通過調整催化劑和溶劑的種類及控制乾燥化學試劑的添加，可以改變水解和縮聚反應的相對速率，有效實現對硅氧凝膠玻璃基質孔結構的裁剪與設浙江大學博士學位論文計。Nonpolar solvent with little dielectric constant has good effect to the rate of the reaction, while larger polar solvent without h ( superscript + ) also can increase the rate of the reaction
可以知道對甲醇羰基化這一反應，在極性溶劑中，極性較大且為非質子型的溶濟能顯著提高反應的速率；非極性溶劑中，介電常數較小的溶劑能增加反應速率。Based on above, the characteristics of hydration hardening process and microstructure of hsc as well as the interfacial layer between cement paste and coarse aggregate are investigated under low water cement ratio, high content superplasticiser and with one kind or more than one kind of mineral materials condition, the reaction mechanisms of different mineral materials are also discussed
研究了不同水膠比、復合緩凝成分高效減水劑及礦物摻合料的摻加方式、摻量對高強混凝土水泥漿體水化放熱過程和水泥漿體的水化熱、水化放熱速率以及最高溫升的影響規律。探明了高強混凝土中水泥漿體的水化硬化過程、礦物摻合料之間的相互作用機理。The simulations results show that the spoiler is available to make the fuel and the oxidizer coming from the former to stay in the cavity for a long time, to let the fuel and oxidizer mix and burn completely. since there is a high temperature zone forming by vortex in the middle of the motor, it required a restricted thermal protection. the plate with holes decreased the vortex function in the cavity, which could not promote the combustion efficiency, but to decrease temperature in the cavity and be benefit to thermal protection of the wall
計算結果分析表明:擾流板可以使燃料和氧化劑在擾流腔內的滯留時間加長，促進燃料與氧化劑的摻混燃燒，提高燃燒效率，但由於渦流在發動機的中間部位形成了高溫燃燒區域，致使局部燃料和絕熱層燒蝕速率增大，加大了熱防護的難度;孔板結構減弱了擾流腔內迴流區的漩流作用，不能增加推進劑燃燒效率，但可以使擾流腔內的溫度降低，給壁面熱防護帶來好處。It was found that polymerization rate was increased with the increased dosage of initiator or surfactant ; particle size of miniemulsion was kept relatively stable during polymerization when an initiator of lower solubility was used ; an increase in dosage of dpr reduced polymerization rate, but showed no significant impact on the final monomer conversion
實驗結果表明：引發劑或乳化劑的用量增加可以提高單體的轉化速率；引發劑水溶性的降低可以更好地控制聚合過程中的粒徑變化；歧化松香含量的增加降低了聚合速率，但對單體的最終轉化率影響不大。The matrix and the gel, powder and pellets of composites are characterized by ir, dta, xrd, sem. the following is the results : at the transition process, existing the polymerization of si ( oc2h5 ) 4 and citric slats. ( 2 ) the transition temperature of the drier gel to powder at 400 - 600. ( 3 ) the solid solution matrix of li3. 4sio. 4v0. 6o4 has the structure of li3vo3 ( high temperature phase ). t
固溶體具有li人o3高溫導電相結構：第二相氧化物或埋鹽主要以玻璃態的形式存在於燒結體的晶界，既作為燒結助劑加速了燒結的進程，得到了均勻的、緻密的燒結0體，同時又使材料的晶界電導率得到提高。Synergist could improve photosynthetic characteristics of lower leaves, enhance the content of chlorophyll and photosynthetic rate of rice ; and the conductance to h2o and transpiration rate, inner condition of nutrient transportation and absorption power of rice root system were improved
增效劑對水稻植株下部葉片光合性能有一定影響，促進葉綠素含量增加、光合速率增大；還可提高處理水稻植株的氣孔導度和蒸騰速率，改善養分在植物體內的運輸條件，增加根系吸收養分的動力。The level of the nurse s training increased the likelihood that he she misunderstood the iv pump controls, which led to missing steps in the programmin of the dose and rate
護士所受的訓練程度，增加她誤解輸液幫浦控制方式的可能性，於是造成劑量和速率設定步驟的錯誤。The type of photocatalytic reaction was first - degree reaction which was not very typical, and the reaction speed constants could be used to judge the efficiency of photocatalysis. the tio _ ( 2 ) films were prepared on glasses by magnetron sputtering. the influences on the tio _ ( 2 ) films properties of various o _ ( 2 ) partial pressure, various sputtering power, various heat treatment method and n was studied too
加入光催化劑tio _ 2粉末以後，光催化反應速率增幅較大，其過程可以認為是準一級反應，可以用一級反應速率常數來表徵光催化效率，降解甲基橙和甲基藍的反應速率常數分別為0 . 003min ~ （ - 1 ）和0 . 35min ~ （ - 1 ）左右。The results showed that with 1. 5wt % tih2, the porosity was the maximal and above 35 / min average heating rate, the porosity clearly increased ; and along with the increasing of compact pressure, preservation time and heating temperature, the porosity would be enhanced
分析結果表明：當發泡劑tih _ 2含量為1 . 5wt時，獲得的樣品平均孔隙率最大。平均加熱速率達到35 min以上時，平均孔隙率增加顯著。隨著壓實力的增大、保溫時間的增加和樣品最終加熱溫度的升高，平均孔隙率均會增加。Abstract : 5 - fu liposome was prepared by the reverse evaporating method. then the entrapment reached 43. 31 % by freeze - thawing 5 - fu liposome several times. the centrifugal accelaration experiment and the measurement of potential proved that the stability of the liposome could be ameliorated
文摘:採用反相蒸發法制備5 -氟尿嘧啶脂質體制劑.結合凍融法，可使5 -氟尿嘧啶的包封率達（ 45 . 31 0 . 2085 ） % .離心加速實驗和電位的測定進一步驗證了凍融法可使脂質體穩定性提高Examination and maintenance of low dose rate of the varian cl2300c d medical linear accelerator
型直線加速器低劑量率故障應急檢修一例When the growth getting higher, the migration rate of carbon atoms was increased, more carbon atoms would pass through catalyst particles to contribute the growth of carbon nanotubes, which increased the growth rate and also resulted in less defects in carbon nanotubes
在較高溫度時，隨著催化劑活性的提高以及碳原子在催化劑顆粒表面的遷移速率的增加，可提供更多的碳原子用於納米碳管的有序生長，減少了缺陷的引入。Papain as an important forage additive has been added in feed of pig, beef, lamb, chicken, duck, goose, fish, shrimp, cow and eel and it improves the animal digestion function, increases feed utilizing rate and then lowers the poultry raising cost
木瓜酶廣泛作為豬、牛、羊、雞、鴨、鵝、魚、蝦等動物飼料的添加劑，並有助於牲畜消化，加速生長，提高飼料的利用率，節約成本。分享友人