苯乙烯聚合 的英文怎麼說
中文拼音 [běnyǐxījùgě]
苯乙烯聚合
英文
styrene polymerization- 烯 : 名詞[化學] (有機化合物的一類) alkene; olefince
- 聚 : 動詞(聚集; 聚積) assemble; gather; get together
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 苯乙烯 : [有機化學] styrene; phenylethene; phenethylene; cinnamol; synachrom bio beads s; polypak; styrol;...
- 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...
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The results suggested that the ph value, the type of monomers, the type, concentration and surface properties of inorganic nanoparticles, the type and concentration of emulsifier have a great influence on the encapsulating emulsion polymerization and the obtained latex stability. if selecting cationic emulsifier ( ctab ), low water soluble monomers ( such as ba, st ) and hydrophobic nano - silica, the inorganic nanoparticles would be encapsulated by polymers through ultrasonic irradiation successfully under alkalescent condition
系統研究了ba 、甲基丙烯酸甲酯( mmal苯乙烯舊t )以及它們的共聚體系在超聲輻照作用下包裹聚合的主要影響因素,結果表明: ph值、單體的種類、無機納米粒子的種類、濃度及表面性能、乳化劑的種類及濃度等對超聲輻照包裹乳液聚合以及復合體系的穩定性有較大的影響。Synthetic rubber (sbr) is a copolymer of butadiene (75%) and styrene (25%).
合成橡膠(SBR)是丁二烯(75)和苯乙烯(25)的共聚物。Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )
摘要以金雞納生物堿中的辛可寧為原料,氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽,並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid , methylacrylic acid , esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water , anti acidity or bascity and brightness in the products of same type
以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料,在引發劑的存在下,以水或醇作溶劑進行聚合,加入苯乙烯、醋酸乙烯等改性,合成了3種不同的水溶性丙烯酸改性樹脂,並對其性能進行了測定.結果表明:這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品The thermodynamic free energy on mixing and the spinodal equation in ternary homopolymer blends were obtained by making plausible approximation based on flory ' s equation of state theory. because of the non - linear behavior of the spinodal equation, a numerical solution approach was used and succeeded in solving the problem. spinodal of polystyrene ( ps ) / poly ( vinyl methyl ether ) ( pvme ) / poly ( 2, 6 - dimethyl - 1, 4 - phenylene oxide ) ( ppe ) were simulated over a wide temperature range and the calculated result was coincidence with that of the literature
將上述方法用於已知狀態方程參數的二元均聚共混體系聚苯乙烯( ps ) /聚甲基乙烯基醚( pvme ) ,三元均聚共混體系聚苯乙烯( ps ) /聚甲基乙烯基醚( pvme ) /聚2 , 6 -二甲基1 , 4 -苯撐氧( ppe ) ,得到一系列不同溫度下的spinodal相圖,預測結果與文獻報道吻合,在此基礎上進一步研究了聚合物的分子量對體系相行為的影響。Firstly, the surface characteristic of polystyrene particle is changed from water detesting to water intimity by using special techniques and admixtures so mat the compound quality with inorganic materials is insured. secondly, the contradiction between the weight and strength is solved through optimizing the particle size and using composite fiber and the best heat conductivity is achieved under the condition that the necessary strength is met. in the research process, the author solved the problem of fiber dispersing in insulating materials so that the contraction of the material is controlled
課題研究中,首先採用特殊的改性工藝及外加劑實現對聚苯乙烯顆粒表面的成功改性,使其表面由憎水轉化為完全親水,確保與無機材料的復合質量;其次,通過採用優化骨料級配及使用復合纖維等措施解決了保溫材料的輕質與強度的矛盾,使保溫材料在滿足必要的強度的前提下,導熱系數降至最小;並且,課題研究中成功解決了纖維在保溫材料中均勻分散的問題,達到了抑制保溫材料收縮的目的;最後,通過採用復合外加劑、合適的膠凝材料及合理的配比等措施確保該保溫材料具有良好的和易性,滿足施工的要求。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。These butylradicals bring about a rapid polymerization of styrene.
這些丁基自由基促使苯乙烯聚合速度加快。They can be used in food, medicine, food, cosmetics. the high viscosity mineral oil can be used in polystyrene and polypropylene. we have complete qc system and afterservice system
目前,杭州煉油廠生產的白油符合標準,可用於食品、醫藥、糧食、化妝品行業,其中高粘度白油在國內外已廣泛應用於聚苯乙烯、聚丙烯行業。Preparation of low dispersity and high molecular weight polystyrene and characterization
低分散度高分子量聚苯乙烯的合成及其表徵Polystyren composiite wood wool slabs. specifications
聚苯乙烯復合木絲板.規范Polystyren composite wood wool slabs. definition. designation
聚苯乙烯復合木絲板.定義.命名In order to reduce the membrane ' s cost, we prepared the membrane by simultaneous radiation grafting of styrene onto teflon - polytetrafluorethylene films and subsequent sulfonated by the chlorosulfonic acid introducing the activity sulfonic acid grape into the grafting side chains of the polymer films
在實驗中採用高能輻射技術,先將苯乙烯單體接枝到聚四氟乙烯聚合物基體上,后經氯磺酸磺化反應引入磺酸基團,合成了滿足燃料電池性能要求的質子交換膜。Rare - earth schiff - base complex for styrene polymerization
稀土席夫堿配合物催化苯乙烯聚合The polymer of p - tert - butylstyrene ( tbs ) has a relative high glass transition temperature and is soluble in aliphatic solvent. it has a comprising prospect of application in many areas including the development of novel materials, theoretical research, dispersion polymerization, unpolluted paints, oil additives, and so on
對叔丁基苯乙烯聚合物具有較高的玻璃化溫度,並且能溶於脂肪烴中,使其在新型材料的開發、理論研究、分散聚合、環保油漆和油品添加劑等領域有廣闊的應用前景。Synthesis and application in ethylene polymerization of p - biphenylene - bridged dinuclear zirconocenes
聯苯基橋連雙核茂鋯化合物的合成及催化乙烯聚合Progress in the synthesis of poly 4 - hydroxystyrene for polymer photoresists
用於光致抗蝕劑的聚對羥基苯乙烯的合成及其進展Preparation and structure identification of head to head polystyrenes
頭頭結構聚苯乙烯的合成及結構表徵In our study, the composites can achieve good properties when processed with twin - screw rotate spe ed of 40 rpm. the best properties of composites can be gotten from 40 % wood flour, 20 % coupling agent and twin - screw rotate speed of 40 rpm
5 )木粉-再生聚苯乙烯復合材料擠出工藝的適宜工藝條件為:物料配比為木粉含量40 ;偶聯劑含量20 ;溫度160 190 ;雙螺桿轉速40rpm 。Inspection rules of imported plastic scrap as raw material. polymer scrap of ethylene, styrene, vinyl chloride respective and others
進口可作原料用廢塑料檢驗規程.乙烯苯乙烯氯乙烯聚合物及其他聚合物的廢料分享友人