醇烯聚合 的英文怎麼說

中文拼音 [chúnxījùgě]
醇烯聚合 英文
alfin polymerization
  • 醇 : Ⅰ名詞1 [書面語] （含酒精多的酒） mellow wine; good wine2 [化學] （有機化合物的一大類 含羥基的烴化...
  • 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）
  • 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. 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。
  2. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm

    本論文以開發無機?有機復合納濾膜為出發點，首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜；選用聚乙烯醇和聚酰胺為表面功能層材料，分別探討了以羥基丁二酸和磺基水楊酸為混合交聯劑，採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜；以均苯二甲酰氯、哌嗪和二胺為單體，採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜，並對影響膜性能的諸多因素進行系統研究。
  3. If we take a polymer instead of a the common salt, say, polyvinyl alcohol, and add it to a fixed quantity of water, the polymer does not go into solution immediately

    如果我們用聚乙烯醇代替食鹽加入到一定量的水中，這種聚合物並不會立即溶解。
  4. 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。
  5. The dichroic agent is polymetric iodine formed by impregnating an initially transparent plastic sheet of polyvinyl alcohol with iodine and heating.

    其二向色劑是聚合磺，它是將透明的聚己烯醇塑料薄片在磺內浸漬后加熱製成的。
  6. 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
  7. Synthesis of fungicide diniconazole polymer and its bioactivity

    殺菌劑烯唑醇聚合物的合成及其生物活性
  8. A series of copoly ( olefin - co - ester ) s were synthesized and characterized by starting from cyclooctene, cyclooctadiene or nobornene with ethanediol di ( 10 - undecenoate ) via metathesis copolymerization and hydrogenation reaction

    摘要通過環辛烯、環辛二烯和降冰片烯-十一烯酸乙二醇二酯的易位共聚合及氫化反應合成了烯烴共聚酯。
  9. 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。
  10. The metabolism of these extreme microbes during the production of maotai liquor would further produce multiple enzymes of thermal stability such as amylase, protease, saccharifying enzyme, cellulose, glucase, xylanase, and each kind of dehydrase involved in redox reaction, and dna polyase etc

    茅臺酒釀造過程中極端釀酒微生物代謝產生多種熱穩定性的酶，如澱粉酶、蛋白酶、糖化酶、纖維素酶、葡萄糖甘酶、木聚糖酶、參與氧化還原反應的各種脫氮酶、磷酸烯醇丙酮酸激酶及dna聚合酶等。
  11. The perspective application of high strength and high modulus poly ( vinyl alcohol ) was mentioned

    從聚合方法和引發方式兩方面介紹了國內外合成高相對分子質量聚乙烯醇研究進展。
  12. It is also used as adhesion agent to replace starch. pva is widely used in textile, paper making, building materials, packing, glass, and medicine. good character of service has been displaying when it is used as textile warp size, fabric finishing agent, reagent and additive in polymerization for industry of fine chemicals, adhesion agent for construction coating, and packing material film

    聚乙烯醇是一種水溶性高分子聚合物，它具有化學性能穩定溶解性能良好粘著力大等優點，可用作聚合反應的乳化劑和分散劑，同時可取代澱粉等作為膠粘劑，廣泛應用於紡織造紙建築材料包裝玻璃醫藥等行業，在作為紡織用經紗漿料織物整理劑精細化工用聚合物助劑建築塗料用粘合劑以及製成薄膜後作為包裝材料等方面，日益顯示出其良好的使用性能。
  13. It is also used as adhesion agent to replace starch. pva is widely used in textile, paper making, building materials, packing, glass, and medicine. sound character of service has been displaying when it is used as textile warp size, fabric finishing agent, reagent and additive in polymerization for industry of fine chemicals, adhesion agent for construction coating, and packing material film

    聚乙烯醇pva是一種水溶性高分子聚合物，它具有化學性能穩定溶解性能良好粘著力大等優點，可用作聚合反應的乳化劑和分散劑，同時可取代澱粉等作為膠粘劑，廣泛應用於紡織造紙建築材料包裝玻璃醫藥等行業，在作為紡織用經紗漿料織物整理劑精細化工用聚合物助劑建築塗料用粘合劑以及製成薄膜後作為包裝材料等方面，日益顯示出其良好的使用性能。
  14. We selected styrene as monomer, diethylene glycol dimethacrylate as cross - linking agent. the copolymerization technique was used in preparing the probe. the ph fluorescent indicator was immobilized in the probe as the sensitive element

    我們選擇苯乙烯為聚合單體，雙甲基丙烯酸一縮二乙二醇酯為交聯劑，採用交聯共聚技術制備氨多孔塑料傳感探頭，並將ph熒光指示劑固定於共聚體中作為氨的敏感元素。
  15. Pva polyvinyl alcohol is a kind of water soluble polymer with stable chemical property, good dissolution and strong

    聚乙烯醇是一種水溶性高分子聚合物，它具有化學性能穩定溶解性能良好粘著力大等優點，可用作聚合反
  16. Pva polyvinyl alcohol is a kind of water soluble polymer with stable chemical property, good dissolution and strong a.

    聚乙烯醇pva是一種水溶性高分子聚合物，它具有化學性能穩定溶解性能良好粘著力大等優點，可用作聚合反應? .
  17. Based on the liquid crystal polymer theory, two kinds of polyacrylates were synthesized by choosing biphenyl group as rigid nucleus of mesophase group and six methylene chain as flexible spacing group. an important chiral additive was synthesized by choosing l ( - ) ~ 2 - octanol as chiral group. mixture was made of the additive and liquid crystalline polymer, which structure was identified by ftit, " ii nmr, dsc and pom

    本論文根據液晶分子結構理論，選擇聯苯基作為介晶基元的剛性核、柔性的六亞甲基脂肪鏈為柔性間隔基，與丙烯酸反應，合成了兩種丙烯酸酯型聚合物；以拆分的l （ - ） 2 -辛醇為手性基團合成了一種液晶手性添加劑，並將所合成的手性添加劑與液晶聚合物共混，採用ftit 、 ~ 1h - nmr 、 dsc 、 pom等手段對合成的化合物、共混物進行了表徵。
  18. A novel method for determination of oxygen concentration in the solvent of 2 - propanol with pvp

    異丙醇與聚乙烯基吡咯烷酮混合溶液中氧濃度的測定
  19. The results indicate that the sort of walling material is the most important factor in bond capacity of mortar, the mixed quantity of polymer and mortar strength follows, and there is a remarkable increase in mortar bond strength when the mixed quantity of pvb and mc is 20 % ~ 30 % and 0. 05 % ~ 0. 1 % respectively

    結果表明：塊體類別是最主要的影響因素，其次是聚合物摻量和砂漿強度；當聚乙烯醇縮丁醛和甲基纖維素的摻量分別為水泥質量的20 % ~ 30 %和0 . 05 % ~ 0 . 1 %時，可較大幅度提高砂漿的黏結強度。
  20. This paper reviewed latest researches in internal donors in ziegler - natta propylene polymerization catalysts, as well as the features of different internal donors ( monoesters, diesters, diethers, diketones and diol esters )

    摘要對丙烯聚合齊格勒納塔催化劑內給電子體的研究進展進行了綜述，同時分析了單酯類、雙酯類、二醚類、二酮類和二醇酯類化合物作為內給電子體催化劑的特性。
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