苯乙炔

  • 网络Phenylacetylene;Ppv
苯乙炔苯乙炔
  1. 金属钼催化C(60)和苯乙炔共聚物合成及光限幅性能的研究

    Optical Limiting Properties and Synthesis of C_ ( 60 ) and Phenylacetylene Copolymer Catalyzed by MoCl_5 / Ph_4Sn

  2. 用高压反应釜对一种骨架Ni催化剂和八种Pd/Al2O3催化剂在苯乙烯环境下,对连串反应苯乙炔的选择性加氢性能进行了实验评价。

    The catalytic performance of a Raney nickel catalyst and eight Pd / Al_2O_3 catalysts in selective hydrogenation of phenylacetylene in the presence of styrene was studied using a high-pressure reactor .

  3. 激光引发W(CO)6-CoCl2-CCl4-THF催化剂体系苯乙炔聚合反应的研究

    Laser-Initiated Polymerization of Phenylacetylene Using W ( CO ) _6-CoCl_2-CCl_4-THF Catalyst Systems

  4. 合成了含二(2,4,6-三甲基苯基)硼基的苯乙炔单体,以Rh催化剂进行聚合反应。

    Acetylenic monomer containing bis ( 2,4,6-trimethylphenyl ) boryl moiety was synthesized and polymerized with Rh-based catalysts .

  5. 去除苯乙烯(ST)中的苯乙炔(PA)是生产高品质苯乙烯单体产品的重要环节。

    Removing Phenylacetylene ( PA ) from crude styrene is an important step in producing high quality styrene ( ST ) monomer .

  6. 聚对苯乙炔(PPV)的薄膜电致发光特性

    The thin film electroluminescence characters of PPV polymer

  7. 采用紫外光电子能谱(UPS),分析了不对称四苯基四苯乙炔基环辛四烯(COT-H)有机发光材料与金属之间的界面电子结构,研究了在金属/COT-H界面上的逸出功变化。

    The electronic structure of the interface between cyclooctatetrene ( COT H ) and Ru metal is studied by the ultraviolet photoelectron spectroscopy ( UPS ) .

  8. 通过在SiO2无机层上蒸镀长链醇的取向方法以及摩擦聚酰亚胺层的取向方法,证明了高双折射率、负介电各向异性双氟二苯乙炔液晶具有优良的垂面取向特性。

    Excellent homeotropic alignment of high birefringence and negative dielectric anisotropy difluoro-tolane liquid crystals was demonstrated using long-chain alcohol evaporated SiO2 inorganic layers and buffed polyimide layers .

  9. 聚对苯乙炔(PPV)不仅是一种导电高分子材料,同时也是一种性能良好的电致发光材料。

    Poly-phenylene vinylene ( PPV ) is not only a kind of conducting material but a fine kind of electroluminescent material .

  10. 本文介绍了适用于RTM成形聚酰亚胺材料的研究进展,主要包括采用降冰片烯酸酐(NA)封端的PMR聚酰亚胺树脂和使用苯乙炔基封端剂合成的聚酰亚胺树脂。

    RTM polyimide materials mainly including the PMR polyimides end-capped with nadic anhydride ( NA ) and phenylethynyl end-capped polyimides were reviewed in this paper .

  11. 聚对苯乙炔PPV是一种空穴传输型(p-型)聚合物半导体材料,具有良好的电致发光、光致发光、光学非线性、光伏以及光电导特性。

    PPV is a hole transport type semiconductor material , has a good electroluminescence and photoluminescence , optical nonlinearity , photovoltaic and photoconductive properties .

  12. 当我们用配体4a作为催化剂在对苯乙炔对醛的不对称加成反应中,最高的ee可达99%。

    When we used ligand 4 a in the asymmetric addition of phenylacetylene to aldehydes at room temperature , the highest ee was up to 99 % .

  13. 采用4种不同方法合成了导电高分子聚(2,5-二甲氧基对苯乙炔)(PPV),并对性能进行了研究。

    Conductive polymers of poly ( 2,5 dimethoxy p phenylene vinylene ) were synthesized by four different methods , and their photoluminescent and conductive properties were studied .

  14. 聚对苯乙炔(PPV)及其衍生物被认为是最有希望实现商业化半导体聚合物的材料之一,在PLED和PV器件中有广泛应用。

    Poly ( p-phenylene vinylene ) derivatives ( PPVs ) are regarded as the most commercial potential materials of polymeric semiconductor and widely applied to PLED and PV devices .

  15. 采用原位聚合方法制备聚(2-甲氧基-5-辛氧基)对苯乙炔(PMOCOPV)/二氧化钛(TiO2)纳米复合材料。

    Poly ( 2-methoxy-5-octoxy ) - p-phenylene vinylene ( PMOCOPV ) / titania ( TiO_2 ) nanocomposites with different contents of TiO_2 nanoparticles were prepared by in-situ polymerization .

  16. 本文考察不同的侧链长度对聚对苯乙炔(PPV)衍生物的光学性质等的影响,以及PPV/C60的组合薄膜中的激发传递和电荷转移过程。

    In this paper , we investigated the effect of side chains on the optical properties of PPV derivatives , the excitation transfer and charge transfer process in the PPV / C 60 composite films .

  17. 用强碱诱导的脱氯化氢法合成了发光聚合物聚(2,5二丁氧基)对苯乙炔(PDBOPV),并与前聚物路线合成法进行了比较。

    Luminescence polymer poly [ 2,5 dibutoxy p phenylene vinylene ] was synthesized through dehydrochlorination induced by strong base .

  18. 通过双醚化反应、氯甲基化反应和在强碱性条件下进行的脱氯化氢反应,制备出可溶性聚(2甲氧基5辛氧基)对苯乙炔(PMOCOPV)。

    A soluble poly ( 2 methoxy 5 octyloxy ) p phenylene vinylene ( PMOCOPV ) was synthesized through double etherification , chloromethylation and dehydrochlorination reactions .

  19. 在相同反应条件下,我们也试验了配体4f催化苯乙炔对脂肪酮(isopropylmethylketone,异丙基甲酮)的加成效果,可以得到54%ee值,产率可达到80%。

    Used 4f as ligands , the ee values were up to 90 % while yields up to 90 % were obtained . Under the same conditions , we also used ligands 4f in the addition of phenylacetylene to the aliphatic ketone : isopropyl methyl ketone .

  20. 以苯乙烯为原料合成的苯乙炔和甲基二氯硅烷在有机镁试剂中反应,合成了甲基二苯乙炔基硅烷(MDPES)单体。

    Methyl-di ( phenylethynyl ) silane ( MDPES ) was synthesized with phenylacetylene and methyl - dichlorosilane in the presence of organic magnesium reagent and purified with HPLC .

  21. 以单层聚对苯乙炔(PPV)薄膜发光二极管为例,研究其薄膜中的电场分布,探讨其电场分布对载流子注入、输运和复合的影响。

    Taking single layer poly ( p phenylene vinylene )( PPV ) thin film light emitting diodes ( LEDs ) as example , the electric field distribution in PPV thin film and its effect on injection , transportation and combination of carriers are investigated .

  22. 甲基二苯乙炔基硅烷(MDPES)聚合后具有耐高温、低介电损耗等优异性能,但力学性能低。

    Polymer of methyl-di-phenylacetylene-silane ( MDPES ) possesses excellent properties of high temperature-resistance , low dielectric dissipation fraction , etc , but its mechanical property is not significant for its poor bonding with glass-fiber .

  23. 利用脱氯化氢反应制备π共轭高分子聚[2-甲氧基-5-(3′-甲基)丁氧基]对苯乙炔(MMB-PPV)。

    Poly [ 2-methoxy-5 - ( 3 ′ - methyl ) butoxy ] - p - phenylene vinylene ( MMB-PPV ) was synthesized by dehydrochlorination reaction and the optical and electrical properties of the MMB-PPV films implanted by N ~ + ions have been also studied .

  24. 4-苯乙炔苯酐及其封端的聚酰亚胺

    4 - ( Phenylethynyl ) Phthalic Anhydride and Its Polyimide Oligomer

  25. 双核钛氢络合物在二苯乙炔加氢反应中的催化作用

    Catalytic Action of Binuclear Ti-H Complexes in Hydrogenation of Diphenyl Ethyne

  26. 双马来酰亚胺改性甲基二苯乙炔基硅烷复合材料的制备及性能研究

    Preparation and Properties of Bismaleimide-modified Methyl-Di ( phenylethynyl ) silane Composites

  27. 单层聚对苯乙炔薄膜器件载流子的注入和传输

    Study on Injection and Transportation of Carriers in Single-layer PPV-film Device

  28. 苯乙炔吸附在金电极上的现场表面增强拉曼光谱研究

    In Situ Surface-enhanced Raman Spectroscopic Studies of Phenylacetylene Adsorbed on Gold Electrode

  29. 电场作用下二苯乙炔分子导线理论研究

    Theoretical Studies on Diphenylacetylene Molecular Wire under External Electric Field

  30. 苯乙烯存在下的苯乙炔选择性加氢技术

    Selective Hydrogenation Technology of Phenylacetylene in the Presence of Styrene