聚合率 的英文怎麼說

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聚合率 英文
aggregate rate
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 率名詞(比值) rate; ratio; proportion
  • 聚合 : 1 (聚集到一起) get together2 [化學] (單體結合成高分子化合物) polymerization; polymerize 3 [生...
  1. 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過程中的過渡水解及縮反應,提高了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,並通過對共產物力學和吸水的測試,證實了本研究所制備的有機硅改性丙烯酸酯共物具有比純丙烯酸酯物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應成出水解、縮反應速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,且其產物具有較高的力學及耐水性能。
  2. The myriapoda are polyphyletic. 2. the chilopoda appears to be sister to a clade containing the insecta and crustacea, but with low bootstrap support

    2 、唇足綱、昆蟲和甲殼動物,其中昆蟲與甲殼類為一支,然後與唇足綱構成姊妹群關系,但是支持不高。
  3. In adding - acid system : the resistivities of different lithotypes " cp tend towards being constant and equal when weight percentage of aniline exceeds 50 % ; because of the structure difference of different lithotypes, the polymerizing places and processes are different ; the resistivities of vituain / pan and fusain / pan reach the lowest point respectively when ( ntloisiog / an is 0. 6, 1. 0 ; the resistivities of cp decline fast and tend towards being constant along with the reduction of diameter of coal. in not adding - acid system : the resistivities of different lithotypes ' cp decline evenly ; it is found on the crossed experiment of cp, that ( nflsaog / an mole proportion is the most important factor to influence output ratio of cp and the weight percentage of aniline is the most important factor to influence resistivities of cp. according to the result of the crossed experiment of cp

    在有外加酸體系中:苯胺百分含量大於50時,不同煤巖組分的電阻趨于恆定和一致;由於不同煤巖組分結構上的差異,導致苯胺場所和過程的不同;當過硫酸銨/苯胺摩爾比為0 . 6 , 1 . 0時,鏡煤-苯胺導電材料電阻和絲炭-苯胺導電材料的電阻分別達到最低值;在無外加酸體系中:不同煤巖組分/苯胺導電材料的電阻隨著時間的增加而均勻下降,並在8小時左右達到恆定;在對絲炭-苯胺導電材料進行的正交試驗中發現:過硫酸銨/苯胺摩爾比對產的影響最大,苯胺重量百分比對產影響最小,而對產物電阻影響最大的是苯胺重量百分比。
  4. The application of polymer flooding incurrent oil - field develop was reviewed. the flooding mechanism of the current polymer flooding was discussed and its development was outlooked

    摘要物驅作為提高採收技術是最先發展起來的,本文綜述了物驅在目前油田開發中的應用,並對現行的物驅的驅油機理進行了探討,對以後發展進行了展望。
  5. Inpouring polymer flooding is one important process to enhance oil recovery

    摘要物驅油是提高原油採收的重要方法之一。
  6. Our country has the advantages in inpouring polymer flooding to enhance the crude oil recovery

    我國具有注物驅油提高原油採收的有利條件。
  7. For the first time, agbr organosol was obtained by using oleic acid to extract and modify the agbr nanoparticles in hydrosol. and the optimum molar ratio of oleic acid to agbr nanoparticles was found. agbr nanoparticles, modified by oleic acid were mixed with mma

    首次採用油酸萃取並包覆了水溶膠中的agbr納米粒子,制備了agbr有機溶膠;並找到了萃取最佳時的油酸與agbr的摩爾比;再將油酸包覆的agbr摻雜到甲基丙烯酸甲酯中,進行本體,從而制備了agbr光致變色有機玻璃。
  8. Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model

    利用冪律流體本構方程,首次對物流體在斜齒齒輪泵中的漏流特性進行了研究,建立冪律流體在間隙中的泄漏模型,利用邊界條件求出速度分佈及泄漏量;由間隙泄漏量得到漏流損失功,由速度分佈得到流體摩擦功損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。
  9. It set up the development of the world recognized high performance nanofiltration composite membrane of aromatic polyamide, on the basis of reviewing the development, the importance in the membrane separation technology, the classification, the fabrication technique and the current development of the research and the application of the nanofiltration membrane. polysulfone was chosen as the material for making the porous substrate because of its excellent compress - to - denseness resistance, its cheap price and its great availability. by fabricating an ultra thin polyamide functional layer on the polysulfone substrate through interfacial polymerization taking piperazine as the monomer in aqueous phase and trimesoyl chloride as the monomer in organic phase, high performance nanofiltration composite membranes of ultra low pressure and ultra high permeating flux were prepared

    選擇耐壓密性能優良,價廉易得的碸材料為制備復膜基膜材料,哌嗪為水相單體,均苯三甲酰氯為有機相單體,通過界面反應在基膜表面形成超薄功能層,制備了超低壓高通量哌嗪均苯三甲酰胺碸納濾復膜,以0 . 1 mgso _ 4溶液為測試液,所得高脫鹽平板復膜( )在0 . 4mpa下,脫鹽為96 . 1 ,通量達85 . 2l
  10. In chapter 5, based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the grin medium, using quadrivalent runger - kutta method to carry out the light tracking, we studied retro - reflection of grin polymer micro - sphere and its application and concluded the best conditions to get good results. in chapter 6 we analyzed the two ways to improve the retro - reflection effect of grin polymer micro - sphere using the light tracking and discuss the pleasant results we got

    第五章從上一章測量所得折射分佈曲線出發,根據梯度介質球內光線傳輸的理論模型,用光線追跡的方法分析了327 #微球透鏡的反光性能,並對最佳性能條件進行了總結分析,發現效果提高並不明顯,進而在第六章中提出了提高grin物微球回歸反射性能的兩個基本途徑,並用光線追跡方法進行了詳細的分析,最終得到了良好的效果,並對結果進行了一定的分析解釋。
  11. Craft : after ro ( 75 % returns - ratio ) the thick synaeresis must achieve a level discharges the standard, polymerization phosphate removing

    工藝:經ro ( 75 %回收)濃縮水需達到一級排放標準,磷酸鹽的去除。
  12. 2801 and lbg was used as polymer matrix because of their different hfp ratio, dbp was used as plasticizer. the films were made by bellcore method. structure, crystallinity, liquid uptake and conductivity of the films with different ratio of pvdf dbp sio2 was determined

    本文用hfp含量不同的2801和lbg為基體, dbp為增塑劑,採用bellcore方法制膜,得到了物電解質的結構、結晶度、吸液量和電導隨sio _ 2 、增塑劑含量、物結晶度的變化規律,並對納米無機粒子改性物電解質的機理進行了一些探討。
  13. In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied

    本文以偏氟乙烯-六氟丙烯共物pvdf - hfp為基質,採用bellcore制膜法制備了pvdf - hfp物電解質膜,通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的物電解質膜,分別研究了增塑劑含量、溶劑含量等對物電解質膜的吸液、表面形貌、機械性能、離子電導、電化學穩定窗口等的影響;對制備工藝進行了優化,研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對物電解質膜的離子電導、吸液等性能的綜影響。
  14. 3. polyethylenimine ( pei ), a water - soluble cationic polyelectrolyte, has been extensively used as a deformable and mobile substrate for a biomembrane for it high transfection efficiency of chemical - based delivery systems. what ' s more, pei is good buffer in physiological environment ( ph < 9 )

    3 、乙烯亞胺( pei )是一種陽離子型的物,由於它在動植物細胞內優良的轉染效,而被廣泛的應用,並且在生理環境下( ph 9 )它具有很強的緩沖能力。
  15. Increasing ultrasound intensity in the range of cavitation threshold and cavitation peak value, decreasing monomer concentration and increasing the temperature make the induction period shorter. under optimized reaction conditions, the conversion of ba can reach 90 % in 11 min at high n2 flow rate the viscosity average molecular weight of the obtained pba reaches 5. 24 106. the molecular weight of pba varies with ultrasonic irradiation time, indicating that the ultrasonic induced emulsion polymerization is dynamic and quite complicated, polymerization of monomer as well as degradation of polymer occurs concomitantly

    一、實現了無常規化學引發劑存在下的超聲輻照引發丙烯酸正丁酯( ba )間歇乳液,制備了pba納米粒子,在11min內轉化達到90 ,分子量達5 . 24 10 ~ 6 ,隨反應時間的延長而降低,表明超聲輻照引發乳液是一個動態的復雜過程,單體的物的降解同時發生。
  16. The electrical conductance of the gold / polymer composite films was tunable, and a low resistivity of the order of 10 ~ ( - 4 ) cm was yield. the conducting mechanism was not determined, perhaps the tunnel effect and the foreign - substance - electron - transfer should be considered

    物金納米粒子復薄膜的電阻可調,電阻最低可達10 ~ ( - 4 ) ? cm量級,導電機制可能與隧道效應及雜質離子導電有關。
  17. This paper mainly discusses the design of the single - photon - counter. electroluminescence ( el ) is a weak light with its power under 10 - 16w, which can, t be detected with conventional method

    絕緣物的電致發光一般都非常微弱,功都在10 - 16瓦以下,是典型的單光子,這給測試工作帶來很大的困難,必須研製特殊的測試儀器。
  18. Based on the analysis and summary of related literature, three organic and polymer electroluminescence ( el ) materials have been synthesized. one copolymer consists of polyvinylcarbazole moiety, which can form high quality thin films with excellent hole - transporting function and binaphthyl moiety, which emits blue fluorescence

    其中,一個共高分子為分子中含有典型的空穴傳輸功能的乙烯基咔唑基團和有較好發光效並能發藍光的聯萘基的非共軛物( dmbn - vcz ) 。
  19. Polyparaphenylenevinylene ( ppv ) has been paid attention to because of good photoelectric property and peculiar molecule framework ; fullenene have three - dimensional conjugated structure and diminutive electron binding energy, and its peculiar structure and property has interested photoelectric scientist. as an electronic acceptor, c60 can enhance the efficiency of organic photoelectric cells compounded with ppv. but the little solubility of c60 in common organic solvent limited its application, and processing measure need more researchment

    對苯乙撐( ppv )具有優良的光電性能和特有的分子構架而倍受關注, c _ ( 60 )具有三維共軛結構完美的對稱性和小的電子結能,以其獨特的結構和性能引起了光電科學工作者的極大興趣,將c _ ( 60 )作為電子受體與共軛物ppv復可以使有機光伏電池的效提高。
  20. The grafting degree and grafting efficiency were decreased. the conversion of semi - contionious emulsion polymerization was decreased as the addition of mmt was increased because of the effect of monomer diffusion and decreasing efficiency of intiating agent

    半連續乳液法制備abs mmt時,蒙脫土的存在使轉化顯著下降,並且mmt粘土含量越高,對乳液共造成的不利影響越大。
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