大分子单体

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大分子单体大分子单体
  1. 再以聚乙二醇、甲苯-2,4-二异氰酸酯和丙烯酸-β-羟乙酯合成聚氨酯(PU)大分子单体。

    Then , polyurethane ( PU ) macromonomer was prepared by using poly ( ethylene oxide ), 2 , 4-toluene diisocyanate ( TDI ) and β - hydroxyethyl acrylate ( HEA ) .

  2. 在Fe3O4磁流体存在下,以乙醇/水为分散介质,过硫酸钾作为引发剂,通过苯乙烯与PU大分子单体共聚制备出了两亲磁性聚合物微球。

    Amphiphilic magnetic polymer microspheres were synthesized by copolymerization of styrene with PU macromonomer in the presence of Fe_3O_4 magnetic fluid in ethanol / water medium . The structure of copolymer was determined by infrared spectroscopy .

  3. PU大分子单体水溶液性质

    Property of Water - solube PU Macromonomer

  4. 所得大分子单体的水溶液在光引发剂存在下,能被UV引发光聚合形成水凝胶。

    The obtained macromers dissolve well in water and can quickly turn into hydrogels through a photopolymerization under UV irradiation .

  5. 用1HNMR,FTIR,TGA和XRD等分析测试手段对大分子单体及形成的水凝胶进行了表征。

    The macromer and hydrogels were characterized by ~ 1H NMR , FTIR , TGA and XRD etc. .

  6. 讨论聚羧酸类减水剂的中间大分子单体&聚乙二醇单丙烯酸酯(PEA)的合成。

    Synthesis of poly - carboxylic acid water reducer intermediate macromonomer - PEA is discussed .

  7. 考察了HBP大分子单体的含量对乳液的稳定性和聚合转化率的影响。

    The effect of HBP content on the stability and conversion of polymerization process was investigated .

  8. 以这些齐聚物为大分子单体,以HDI为扩链剂,合成了分子量较高的聚酯酰胺。

    Four poly ( ester-amide ) s were synthesized by using these oligomers as macromonomers and HDI as chain extender .

  9. 一锅法合成甲基丙烯酰基封端的PLA-PEG-PLA大分子单体

    One-Pot Synthesis of Macromer of PLA-PEG-PLA Terminated with Methacryloyl Moiety

  10. 利用大分子单体技术通过自由基共聚法合成了由甲基丙烯酸(MAA)和N,N-二乙基丙烯酰胺(DEAM)组成的几种不同组成的P(MAA-g-DEAM)接枝共聚物。

    Several temperature - and pH-sensitive poly ( methacrylic acid-g-N , N-diethylacrylamide ) ( P ( MAA-g-DEAM )) graft copolymers with different compositions were synthesized by free-radical copolymerization utilizing macromonomer technique .

  11. 自由基引发的可注射PLA-b-PEG-b-PLA大分子单体和α-CD超分子结构水凝胶的合成与表征

    Synthesis and Characterization of Injectable Supramolecular Structured Hydrogels Prepared by Free Radical Polymerization of PLA-b-PEG-b-PLA Macromers and α - Cyclodextrins

  12. 以聚醋酸乙烯酯(PVAc)大分子单体为分散稳定剂,通过分散聚合制得了PVAc接枝聚苯乙烯(PVAc-g-PSt)复合微球。

    Poly ( vinyl acetate )( PVAc ) grafted polystyrene ( PSt ) composite microspheres ( PVAc-g-PSt ) were prepared by dispersion copolymerization of styrene with PVAc macromonomer . The latter acted as dispersion stabilizer .

  13. 采用分散聚合法,以乙醇/水为介质,在Fe3O4磁流体存在下,通过苯乙烯与聚氧乙烯大分子单体共聚制备两亲磁性高分子微球。研究了聚合条件对微球粒径的影响。

    Amphiphilic magnetic microspheres ranging from 5 μ m ~ 100 μ m were prepared through dispersion copolymerization of styrene and poly ( ethylene oxide ) macromonomer in the presence of Fe 3O 4 magnetic fluid in ethanol / water medium .

  14. 在Fe3O4磁流体存在下,通过苯乙烯与聚氧乙烯大分子单体(MPEO)分散共聚制备两亲磁性高分子微球。

    Amphiphilic magnetic polymer microspheres were synthesized by copolymerization of styrene with poly ( ethylene oxide ) macromonomer ( MPEO ) in the presence of Fe 3O 4 magnetic fluid in ethanol / water medium .

  15. 笼型六面体倍半硅氧烷(T8)是一类每个面都由硅氧八元环构成的六面体,从它出发可制得以二氧化硅为核心的大分子单体以及无机/有机纳米复合材料。

    Cage hexahedral silsesquioxane ( T 8 ), an octamer , each of its sides consists of silicon and oxygen ring . From which , many kinds of macromer and related inorganic / organic nanocomposites containing inorganic silicon dioxide core have been prepared .

  16. 对PM-OH的链端羟基进行化学转化,制备聚亚甲基大分子单体的前体PM-Br,优化反应条件后基团转化率可达到100%。

    The polymethylene macromonomer precursor PM-Br was prepared by the transfer reaction of the chain-end hydroxyl of PM-OH . The conversion of functional group can reach 100 % in the optimal reaction conditions . 3 .

  17. 聚芳砜低聚体及其双烯大分子单体的凝胶色谱

    Gel Permeation Chromatography of Polysulfone Oligomers and Its Divinyl Macromolecular Monomer

  18. 大分子单体的制备及基础应用研究

    Research on the Preparation of Macromonomer and Its Basic Applications

  19. 基于阴离子聚合方法的大分子单体合成及二氧化硅接枝改性研究

    Study on Macromonomer Synthesis and Graft Modification of Silica Using Anionic Polymerization

  20. 采用大分子单体合成了聚氨酯-丙烯酸酯复合型亲水涂料。

    PU-PA hydrophilic coating had synthesized by using macromonomer in this paper .

  21. 新型光学塑料&双烯大分子单体共聚物

    A new type of optical plastics copolymer of diene macromolecule

  22. 聚羧酸类混凝土减水剂大分子单体合成路线讨论

    Discussion the synthesizing method of monomer of polycarboxylic type water-reducer

  23. 大分子单体对丙烯酸增稠剂印花性能的影响

    The Effect of High - Molecular Monomers on Properties of Acrylate Thickener

  24. 大分子单体参与分散聚合制备功能性微球的研究

    Preparation of functional microspheres by dispersion polymerization with macromonomer

  25. 新型热反应大分子单体的合成与表征

    Synthesis and characterization of new class thermally reactive macromer

  26. 文中对在分散聚合反应中采用大分子单体技术制备功能性微球的研究进行了综述。

    The preparation of functional microspheres by dispersion polymerization with macromonomer was reviewed .

  27. 大分子单体聚N-乙烯甲酰胺与苯乙烯共聚合成热敏性功能高分子微球

    Synthesis of thermo-sensitive functional polymer microspheres using macromonomer poly ( n-vinylformamide ) and styrene

  28. 功能聚碳酸酯的合成及表征功能化聚乳酸大分子单体的合成与表征

    Synthesis and Characterization of Functional PLA Macromonomer

  29. 末端为噻吩基的聚苯乙烯大分子单体的合成及其氧化偶联聚合

    Synthesis of macromonomer of PST capped with thienyl group and study of its oxidation coupling polymerization

  30. 甲基丙烯酸甲酯大分子单体的合成

    Synthesis of Polymethyl Methacrylate Macromonomer