polymerization reaction 中文意思是什麼

polymerization reaction 解釋
聚合反應
  • polymerization : 聚合酌
  • reaction : n 1 反作用,反應;反沖;反動力。2 【政治學】反動,倒退;復古(運動)。3 【化學】反應,【物理學】...
  1. Abstract : through analysis of the components of coking on different parts of desullfur system of single tower and the waste water containing sulfur, we find the cause of coking in the stripping desulur system from single tower is the polymerization reaction of carbohydrate and the separattion of varied solid powders, organic compounds, and all corrosive productions of metal out of waste water in high temperature, therefore, the solving method is how to decrease the oil content, how to depolymerize form the carbohydrate and how to antisepticize by vapour of waste water

    文摘:對單塔脫硫系統中不同部位的垢物及現場催化含硫污水進行了分析測定,結果表明:塔內污垢成分及含量隨塔體部位的不同而不盡相同,單塔汽提脫硫系統中垢物的形成,主要是由於污水中所含各類粉塵、有機物、金屬腐蝕物等在高溫下因石油碳氫化合物的析出及其單體的聚合反應所致.如何降低污水中的含油成分、減少聚合反應的生成、防止污水蒸氣對塔體材料的腐蝕,是阻垢、除垢和防垢應解決的關鍵問題
  2. The reaction kinetics of modification of poly butylene terephthalate via solid state polymerization

    固態縮聚法改性聚對苯二甲酸丁二酯的反應動力學
  3. Depending upon reaction conditions, the product may be a polyketone formed b y addition polymerization of the ketene double bond.

    隨著反應條件的不同,產物可以是由烯酮的雙鍵加成聚合得到的聚酮。
  4. ( 2 ) the reaction factors optimized by orthogonal tests are : the emulsion polymerization temperature is 60, the reaction time is 3 hours, the amount of emulsifier is 8wt %, the hydrophile lipophile balance ( hlb ) value of emulsifier is 15, the stirring speed is 4000r / min, the dropping speed is 1. 1g / min

    用正交實驗確定的最佳聚合反應工藝參數為:水解溫度60 ,水解聚合時間3h ,乳化劑用量8wt ,復合乳化劑hlb值為15 ;攪拌速度為4000r min ,滴加速度為1 . 1g min 。
  5. Let us consider the most simple reaction scheme for the radical propagated polymerization of a single monomer.

    讓我們考慮一種單體聚合中自由基增長的最簡單的反應圖式。
  6. Study on effect of metal ions on polymerization and gel reaction of silicic acid

    金屬離子對硅酸聚合膠凝影響的研究
  7. In this paper, studying on the polymerization reaction in silicic acid solution is determined and the gel time of polysilicic acid is obtained when acetic acid compound exist

    摘要在前人研究工作的基礎上,應用乙酸進行硅酸聚合膠凝的實驗研究,實驗結果表明,當硅酸溶液中有乙酸化合物時,硅酸聚合膠凝的時間將延長。
  8. There is alkenyl double bond in the molecular structure and can form linear homopolymer and all kinds of copolymers by various polymerization reaction

    該分子結構中含有烯基雙鍵,可以通過各種聚合反應,形成線性均聚物和各種共聚物。
  9. 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 )間歇乳液聚合,制備了pba納米粒子,在11min內轉化率達到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聚合是一個動態的復雜過程,單體的聚合和聚合物的降解同時發生。
  10. The results indicated that montmorillonite was intercalated by polyacrylic acid molecular. section two : preparation of polyacrylic acid / acrylamide / montmorillonite ( paa / am / mmt ) water absorbent hybrid by aqueous solution intercalated polymerization high water absorbent polyacrylate copolymer was prepared by aqueous solution intercalated copolymerization. in this reaction, the monomers were the partially neutralized acrylic acid ( aa ) and acryl amide ( am ) ; the cross - linking agent was diacryl ethylene ( egda )

    第二節溶液插層共聚制備聚丙烯酸鹽/丙烯酰胺/膨潤土雜化吸水材料及其性能研究首次利用溶液插層共聚制備了二丙烯酰基乙二醇酯( egda )交聯的聚丙烯酸鹽/丙烯酰胺/膨潤土( paa / am / mmt )雜化吸水材料。
  11. In this paper, two kinds of polyazomethine / nylon - 6 ( pam / pa - 6 ) composites with different chemical structures were prepared by means of in - situ polymerization. pam1 and pam2 were prepared from the reaction of terephthalaldehyde with l, 6 - hexanediamine ( paml ), and terephthalaldehyde with 4, 4 ' - diamiediphenyl ( pam2 ). during the preparation, pam chain ends played a retard role in the polymerization of s - caprolactam obviously

    本文通過原位聚合法制備了兩種不同化學結構的聚甲亞胺尼龍6 ( pam pa6 )分子復合材料, pam1為對苯二甲醛與1 , 6 -己二胺反應制備的聚甲亞胺, pam2為對苯二甲醛與4 , 4 』 -二氨基二苯醚合成的聚甲亞胺。
  12. The main methods to prepare polyphosphazene were first introduced, then the living cation polymerization at room temperature and the reaction halogenphosphazene and pentacoordinate silicon complexes developed in our laboratory were discussed

    在回顧聚磷腈的主要合成方法的基礎上,介紹了出現的室溫活性正離子聚合及本實驗室利用鹵化磷腈與五配位硅絡合物反應所取得的一些結果。
  13. Based on polymerization reaction of the nylon - 6 rubberized cord fabric production of distributed control system in yangzhou organic chemical plant computer integrated manufacturing system ( yh - cims / dcs ), the multiple stepwise regression method was used to build the statistic mathematical models of the molecule weight and the monomer quantum of casting slice belt. then the optimization model of polymerization reaction was presented, which was solved by using simulation annealing algorithm to obtain the best techniques parameters. the improved hybrid genetic algorithm and back propagation algorithm are combined to train neural network, brought out the neural network prediction model of casting slice belt ' s average molecule weight to guide the technologist on - line

    提出了流程工業生產過程操作優化策略和應用實施方法,包括生產過程離線優化策略、非線性問題求解策略、在線優化模型及學習策略;結合揚州有機化工廠計算機集成製造系統集散控制系統( yh - cims dcs )的實施,針對錦綸? 6浸膠南京理工大學博士學位論文摘要簾于布生產中己內酚胺聚合反應過程優化控制這一工程實際問題,採用統計建模方法,建立了聚合反應過程的優化模型;為求解所得的優化模型,提出了種改進的有約束條件下的模擬退火演算法,該演算法能避免陷於局部最優解,有效地提高了所求解的全局性和可靠性:提出了基於改進的ga演算法和sp演算法相結合的混合學習演算法,建立了基於神經網路的聚合反應過程生產目標在線預測模型,該演算法和模型滿足了生產中的實時性和實用性要求。
  14. 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。
  15. A quantitative analysis on the surface of the plate composite membranes with various polymerization tune was made on the basis of the feature absorption to ir by means of attenuated total reflection - fourier transform infrared spectroscopy. the results showed that polyamide functional layer grew thick with the polymerization time going on. this indicates that the polyamide functional layer formed on the interface cannot separate the w / o phases to stop the reaction

    利用衰減全反射-傅立葉變換紅外( ftir - atr )對不同聚合時間的平板復合膜表面進行了特徵吸收定量分析,研究發現,聚酰胺功能層隨聚合時間不斷增厚,這說明已形成的聚酰胺功能層不能屏障兩相而終止反應,相反由於哌嗪單體的分子量遠低於納濾截留分子量的范圍,很易擴散穿過功能層達到兩相界面,繼續與有機相單體酰氯反應。
  16. As the content of vermiculite minerals increased, the content of the " intercalated " shape, in which crystal gallery breadth was about of 40nm, also increased. in the curing reaction processing of polybenzoxazine / vermiculite hybrid nanocomposites intercalated with bisphenol a type precursor. according to the content of vermiculite minerals, while different shape of crystal was forming, these crystals were retarding the heat ring - opening polymerization of bisphenol a type precursors in the nanocomposites

    通過對雙酚a型ben蛭石納米插層物固化過程的分析:不同蛭石含量的插層物,在形成不同納米分散狀態固化結構的過程中,蛭石晶片對雙酚a型ben的熱開環聚合有明顯不同的阻礙作用,蛭石含量為3的插層物160的凝膠化時間較純樹脂的延長約7min ,活化能高約8kj mol ,固化反應熱晗低約14j g ,使得固化物的固化程度較純樹脂低約10 ,阻礙作用最大,其它含量的次之。
  17. Considered its terminating effect on interfacial polymerization reaction, the quantity of 4 - ( chloromethyl ) benzoyl chloride should be limited to some extent. for the ip process investigated, n - dodecane and water can be used as solvents for dabsa and tmc solutions, respectively

    在界面聚合過程中,分別以正十二烷和水作為有機相和無機相單體的溶劑,以十二烷基硫酸鈉( sds )作為表面活性劑。
  18. Based on the polymerization reaction mechanism of pet, the model includes all main reactions and major side reactions with measured operational variables as its input and polymerization degree ( dp ), average molecular weight and parameters of molecular weight distribution as its output

    模型從聚合反應機理出發,考慮了所有的主反應和主要的副反應,以實測的工藝操作參數為輸入,以各反應釜、特別是終端產品的聚合度、平均相對分子質量及相對分子質量分佈參數為輸出。
  19. Study on am and pva co - polymerization reaction with h2o2 fe2 as initiating agent

    體系引發丙烯酰胺接枝聚乙烯醇的研究
  20. The yield, molecular weight, polar comonomer content and melting temperature of the poly ( olefin - ester ) s can be controlled by the change of polymerization reaction condition

    改變聚合條件,可控制烯烴共聚酯的分子量、極性單體插入率和熔融溫度等性質。
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