polymerization mechanism 中文意思是什麼

polymerization mechanism 解釋
聚合機理
  • polymerization : 聚合酌
  • mechanism : n 1 (機械)結構;機械裝置[作用];(故事的)結構。2 【哲學】機械論 (opp vitalism)。 3 【文藝】...
  1. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容: ( 1 )載體共價法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理,通過氧測試實驗評價該氧敏感材料的氧敏感性和穩定性,同時研究了各種因素對該氧敏感材料性能的影響( 2 )載體共價?交聯法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理,通過氧測試實驗和分光光度計評價該氧敏感材料的氧敏感性和穩定性,同時研究了各種因素對該氧敏感材料性能的影響( 3 )氧敏感材料在光纖氣態氧傳感器中的應用:該傳感器的響應時間為10s ,檢測下限為5ppm ,檢測精度為0 . 5 ,具有較好的重復性和穩定性,遲滯較小,使用壽命至少為1年,適合各種環境下氣態氧濃度的檢測。
  2. The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes

    論文分析了混凝土乾燥收縮的機理,確定了影響乾燥收縮的關鍵因素,分析已有低分子量的、直鏈型減縮劑的不足,設計了一種新型的減縮劑? ?聚丙烯酸鹽類減縮劑,其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、鏈轉移劑、催化劑等經過聚合、酯化和中和反應,生成一種高分子量的、含聚氧化烯鏈的聚合物。
  3. Pdmaema can be cross - linked by quaternization to develop a positively charged dense network structure. according this mechanism, pdmaema / psf positively charged nanofiltration membrane was developed by interfacial polymerization using psf plate macrofiltration membrane as support layer, pre - polymer of pdmaema water solution as coating solution, p - xylylene dichloride / heptane as cross - linking agent

    根據這一機理,以psf平板微孔膜為基膜, pdmaema預聚物水溶液為塗層液,以對二氯芐正庚烷溶液為交聯劑,採用界面聚合法制備了pdmaema psf荷正電復合納濾膜。
  4. In this paper, emulsion polymerization as a way to prepare unorganic - polymer complex nanoparticles with core - shell structure is introduced. meanwhile, the formation mechanism and characterization technique are reviewed

    摘要簡要介紹了一種制備核殼式無機高分子納米復合粒子的方法乳液聚合,概述了核殼式無機高分子納米復合粒子的形成機理及其表徵技術。
  5. The definition, classification, mechanism and application of electrochemical polymerization are introduced in this paper. the essential difference between electrochemical condensation polymerization and electrochemical addition polymerization has been elucidated especially. in addition, a new concept of electrochemical cyano addition polymerization has been put forward

    介紹了電化學聚合反應的定義、分類、機理和應用,闡述了電化學縮合反應和電化學加成聚合反應這兩大類電化學聚合反應的本質差別,另外還提出了電化學氰基加成聚合反應的概念。
  6. The intercalation mechanism of insitu emulsion polymerization has been proposed for the first time. then acr / montmorillonite nanocomposites blended with pvc, the tem and xrd indicated that the montmorillonite were dispersed with nanometer in pvc matrix. the flexural strength and flexure modulus of composites increased with the montmorillonite content, and the impact strength of composites a little increased

    且隨著acr蒙脫土納米復合材料中蒙脫土用量的增加,雖然pvc acr蒙脫土納米復合材料的拉伸性能變化不大,但抗彎強度和彎曲模量明顯增大,而且其缺口沖擊強度也有一定幅度的增大,具有工業實用價值。
  7. Mechanism of ferric alkoxides - initiated polymerization of lactide

    醇鐵化合物引發丙交酯開環聚合機理的研究
  8. By the research of the ethylene slurry polymerization mechanism and kinetics, the corresponding kinetic and moment ordinary differential equations were built and solved

    在研究了淤漿法乙烯聚合反應機理與動力學的基礎上,建立並求解了相應的動力學與矩常微分方程組。
  9. The urea - formaldehyde ( uf ) polymer / sio2 composite microspheres were prepared by polymerization - induced colloid aggregation ( pica ) method. the formation mechanism of composite microspheres is attributed to the fact that that urea and formaldehyde firstly undergo acid - catalyzed polymerization to form oligomers, and then the sol particles are adsorbed on the chain of oligomers by wan der walls force and hydrogen bonding. when the oligomers reach the critical chain length, they separate from solution due to phase separation

    對復合微球形成機理的研究表明,尿素和甲醛在酸性條件下自身聚合可以形成高分子微球,在sio _ 2酸性溶膠中發生聚和反應時,隨著反應的進行,齊聚物不斷生成, sio _ 2膠體顆粒逐漸吸附在齊聚物分子鏈上,當聚合物鏈達到沉澱臨界鏈長時,由於相分離作用,從前驅物溶液中析出,同時sio _ 2膠體顆粒均勻的分佈在脲醛聚合物網路中,隨之沉澱出來,形成脲醛sio _ 2復合微球。
  10. In addition, simultaneously interpenetrating polymer networks ( sin ) damping materials were originated from polysiloxane oligomer - containing different molar ratio methylphenylsiloxane and different methacrylate. applying the weight method and ftir monitor on line, the synthesis reaction procedure of polyacrylate copolymer and sin was traced. the polymerization mechanism of the functional groups with vulcanizing capability, aid - vulcanization action of bim as well as the sin structures were elucidated by 1h nmr and 13c nmr

    採用稱量法和ftir在線追蹤,對合成聚丙烯酸酯共聚彈性體和sin的反應動力學進行了研究,並用~ 1hnmr和~ ( 13 ) cnmr等對硫化官能團的引入,雙馬來酰亞胺助硫化機理,和sin的結構進行了表徵。
  11. Polaride microscope and scanning electron microscope ( sem ) were used to study the molecule texture and the polymer network structure. the paper had compared the difference between the polymer of the traditional polymer network liquid and the egdmma polymer and analyzed the polymerization mechanism

    採用正交偏光顯微鏡和電子掃描電鏡研究了聚合物網路形貌和結構,比較了傳統的聚合物網路穩定液晶中聚合物的差異,並分析了聚合機理。
  12. Too frequently, however, we think of these materials solely in terms of their electronic or optical properties, preparation and electrochemical polymerization process. we need to remind ourselves that other, nonelectronic properties of these materials can be equally important. for example, certain mechanical properties and fatigue failure mechanism related to their applications

    不過,到目前為止,人們主要關心的是材料的物理和化學特性、制備方法、電化學反應控制、聚合鏈上多種相互作用的分子形成過程和分子聚合特性等,而對與實際應用密切相關的材料力學特性和疲勞損傷機理等力學問題的研究則相當匱乏。
  13. Mechanism and structure analysis of polymethylmethacrylate coated on calcium carbonate nanoparticles by graft polymerization

    納米碳酸鈣顆粒表面接枝聚合甲基丙烯酸甲酯的結構及機理分析
  14. The polystyrene particles with 2. 8 micrometer mean diameter were prepared by dispersion polymerization and hollow porous micro - sphere were prepared by extraction after seeding emulsion polymerization. particles with multi - hollow structure were obtained and characterized by sem, additionally the mechanism and factor about formation of porous structure were also discussed. to prepare the biodegradable nano - particles, reversed - phase micro - emulsion and ionotropic gelation methods were used

    利用分散聚合法制得了粒徑約為3 m的聚苯乙烯種子微球,再通過溶脹、交聯、種子乳液聚合及萃取處理,最後得到中空多孔的聚合微球,並討論了其成孔機理和各博士論文功能型復合超微粒子的制備研究因素的影響。
  15. Ps - mpm was prepared by improved microsuspension polymerization. product structure, particle size and magnetic properties, were characterized and the reaction mechanism was analyzed. such influencing factors as the indissoluble assistant, the dispersant agent, the surfactants, the amount of initiator and the stirring speed were surveyed

    本文採用了一種難溶助劑,用改進了的微懸浮聚合法制備出了聚苯乙烯磁性高分子微球,對產物進行了結構、粒徑、磁性能的表徵,分析了反應機理,並探討了難溶助劑、分散劑、表面活性劑、引發劑用量、攪拌速度等因素對磁性高分子微球性能的影響。
  16. The progress in nucleus mechanism, kinetics and effect factors of inverse emulsion polymerization is reviewed. the application of inverse emulsion polymerization in starch modification is estimated

    摘要對反相乳液成核機理、聚合過程動力學模型及反應體系影響因素等方面研究進展進行了綜述,並展望了反相乳液聚合技術在改性澱粉領域中的應用。
  17. The research found that the formed network relay on the monomer anisotropy diffusion during the polymerization but not the monomer tropism in the liquid crystal. it is innovative exploration to the polymerization mechanism

    本研究發現形成纖維的主要原因在於單體在聚合過程中的各向異性擴散,而非單體在液晶中的取向原因,是對形成纖維網路的機理的創新探索。
  18. Abstract : new progress of raman technique in the research on macromolecule science recent years was summarized in this paper including the miscibility of polymer blends, the mechanism of surface plasticization, the monitoring of stress and strain relaxation process, raman imaging, the monitoring of polymerization, determination of curing process, the monitoring of crystal process in polymer and the study on the structure of water and intra - and inter molecular interactions in the solution of polymer and gelatin. a great deal of research of raman technique in this aspects were also summarized

    文摘:綜述了拉曼技術在高分子科學研究中近年來的最新進展,包括聚合物共混物的相容性、表面增塑機理、應力鬆弛和應變過程的監測以及拉曼成像、聚合反應監控、固化過程監測、聚合物結晶過程監控、聚合物水溶液和凝膠體系中水的結構及分子間、分子內相互作用力的研究。
  19. So far, although numerous synthetic routes, such as suspension polymerization, emulsion polymerization, dispersion polymerization, etc, have been developed to produce magnetic composite microspheres, there are still a lot of problems need to be resolved for preparing ideal and useful magnetic composite microspheres. these problems include low magnetic content, low efficiency of encapsulation, big size, polydispersity of particle size, the contamination of composite microspheres by some additives, etc. it is realized recently that the preparation of high quality magnetic composite microspheres relies on the breakthrough of synthesis approaches and the detail understanding of the polymerization mechanism in the presence of magnetic inorganic particles

    本文針對當前磁性復合微球磁含量低、潔凈度較差,且主要是微米級產品的研究現狀,以提高磁性復合微球磁含量、提高復合微球的潔凈度及在維持較高磁含量的基礎上有效減小復合微球的粒徑為主要目標,採用改進乳液聚合法、細乳液聚合法及活性游離基dpe法三種方法制備了不同粒徑及磁含量的磁性復合微球。
  20. A free radical polymerization mechanism for ultrasonically irradiated emulsion polymerization was proposed. ( 2 ) ultrasonically irradiated encapsulating emulsion polymerization was first used to prepare polymer / inorganic nanoparticles composites

    二、採用超聲輻照包裹乳液聚合法制備了長期穩定的、聚合物包裹無機納米粒子的膠乳體系,處理后得到聚合物/無機納米粒子復合材料。
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