乙二醇

yǐ èr chún
  • ethylene glycol
乙二醇乙二醇
  1. 乙二醇在铂电极上吸附和氧化过程的现场FTIR反射光谱研究(Ⅰ)&酸性介质

    In Situ FTIR Reflection Spectroscopic Studies of Adsorption and Oxidation of Ethylene Glycol on Pt Electrode (ⅰ)── Acidic Media

  2. 运用循环伏安和现场FTIR反射光谱研究了碱性介质中乙二醇在铂电极上的吸附和氧化行为。

    The electrooxidation of ethylene glycol ( EG ) in alkaline media has been investigated with in situ FTIR spectroscopy and cyclic voltammetry .

  3. 以单质碘为催化剂,通过丁醛和乙二醇反应合成了丁醛乙二醇缩醛。

    Butyraldehyde glycol acetal was synthesized from butyraldehyde and glycol by using iodine as catalyst .

  4. 聚对苯二甲酸乙二醇酯最早是在20世纪40年代制造出来的,现在被广泛用于制造塑料瓶。

    PET was first made in the 1940s and is now widely used to make plastic bottles .

  5. 2种C1化工路线制乙二醇技术经济分析

    Technology and Economy Analysis on Two C1 Chemical Processes

  6. 用扩散模型对聚对苯二甲酸乙二醇酯(PET)固相缩聚的研究

    A Study on Solid Phase Polycondensation of PET Based on Diffusion Model

  7. PET装置真空喷淋循环乙二醇沉降分离的数学分析

    Mathematical analysis of the settling separation of vaccum spray circulation EG in PET plant

  8. CO气相催化合成草酸酯及草酸乙二醇的开发

    The developments of Catalytic Synthesis of Oxalate Ester and Oxalic Acid Glycols by CO in Gaseous Phase

  9. Sb2O3在对苯二甲酸与乙二醇的缩聚反应中的催化活性

    Studies of Catalytic Activities of Sb_2O_3 in Polycondensation of TPA and EG

  10. 给出了冰蓄冷系统乙二醇管道水力计算方法和适用于CAD的拟合方程。

    Provides a hydraulic calculation method of EG Pipes in ice storage systems , and some fitting equations for CAD .

  11. 研究了柠檬酸(CA)/乙二醇(EG)(质量比)、pH值对前驱体溶胶稳定性的影响。

    The effects of CA / EG and pH value on the stability of the precursor sol were investigated .

  12. 乙二醇溶剂中纳米TiO2的制备

    Nano-TiO_2 Particles is Prepared in the Solvent of Ethylene Glycol

  13. 聚对苯二甲酸乙二醇酯(涤纶,PET)是一种重要的纺织原材料,消耗量巨大,废弃量也很大。

    Polyethylene terephthalate ( commonly abbreviated PET ) is an important raw material of textile with huge amount of consumption and waste .

  14. 对苯二甲酸二甲酯(DMT)与乙二醇(EG)的酯交换反应模拟动力学

    Simulation kinetics on ester interchange reaction of dimethyl terephthalate with ethylene glycol

  15. 介绍了聚萘二甲酸乙二醇酯(PEN)聚酯的性能和用途,详细概括了合成PEN聚酯的各种工艺路线研究进展情况。

    This paper introduces the properties and usage of PEN , and summaries the development of the PEN polyester process .

  16. Ce和Mg改性的γ-Al2O3负载Pt催化剂催化乙二醇水相重整制氢

    Hydrogen Production by Aqueous-Phase Reforming of Ethylene Glycol over Pt Catalysts Supported on γ - Al_2O_3 Modified with Ce and Mg

  17. 对聚对苯二甲酸乙二醇酯(PET)/丙烯腈(AN)接枝膜的阻氧性能进行了研究。

    The barrier properties against oxygen of poly ( ethylene tetraphthalate )( PET ) / acylonitrile ( AN ) grafted films have been investigated .

  18. 根据此模型所拟合出的反应速率常数k,平衡常数K、扩散系数D和样品表面乙二醇浓度C(?)

    Reaction rate constant k , equilibrium cons-tant K , diffusion coefficient D and ethylene glycol concentration on sample surfaceC_s found according to the model are basically constants .

  19. 针对乙二醇-水-膜之间的氢键作用,考察了乙二醇和水之间的耦合效应对PVA膜溶胀吸附性能和渗透蒸发性能的影响。

    The coupling effect was investigated in consideration of the hydrogen-bonding interaction among ethylene glycol , water and PVA membrane .

  20. 以自制Co(OH)2为原料,乙二醇为溶剂和还原剂,制得了分散性好的球形超细钴粉。

    The ultrafine spheric Co powder with good dispersity was prepared with Co ( OH ) _2 being the raw material and glycol being the solvent and reductant .

  21. He-Ne激光诱导甲苯胺蓝增感丙烯酰胺乙二醇溶液聚合动力学

    The Polymerization Kinetics of Acrylamide in Glycol Solution Induced by He-Ne Laser with Toluidine Blue as the Sensitizing System

  22. 聚对苯二甲酸乙二醇酯(PET)的扩链反应是一种提高PET分子量和熔体强度的有效方法。

    Chain Extension is one of an effective methods for increasing the molecular weight and improving the melt strength of Poly ( ethylene terephthalate )( PET ) .

  23. 本文属采用聚对苯二甲酸乙二醇酯(PET)和弹性体对聚碳酸酯(PC)进行改性研究作的一部份。

    This paper is one part of the research work on the modification of poly-carbonate ( PC ) using polyethylene glycol terephthalate ( PET ) and some elasto-met .

  24. SiO2负载磷钨酸(盐)催化剂对乙酰乙酸乙酯与乙二醇缩合反应的催化性能

    Catalytic Performance of Phosphotungstic Acid ( Salt ) Supported on SiO_2 for Acetalization of Ethyl Acetoacetate with Glycol

  25. 通过熔融共混制备了不相容的聚对苯二甲酸乙二醇酯(PET)/聚丙烯(PP)复合体系,研究了复合体系的结构流变学。

    The immiscible poly ( ethylene terephthalate )( PET ) / polypropylene ( PP ) blend was prepared by melt mixing and its structural rheology was studied .

  26. 聚对苯二甲酸乙二醇酯(PET)在工业领域具有很广泛的应用,如各种包装袋、饮料瓶等。

    Polyethylene terephthalate ( PET ) has been very widely used in the fields of packaging , such as all kinds of packing bags , drink bottles etc. .

  27. 通过DSC、偏光显微镜、TG以及热变形测试等分析方法,研究了聚对苯二甲酸乙二醇酯(PET)/聚对萘二甲酸乙二醇酯(PEN)共混物的结晶特征以及热稳定性能。

    The crystalline characteristic and heat stability of PET / PEN blends were studied through DSC , polarization microscope , TG and thermal deformation test .

  28. 无论是程序冷冻还是玻璃化冷冻,乙二醇(EG)与甘油(GLY)相比更能增强牛COGs的冷冻效果;

    EG as permeable cryoprotectant was positively compared to GL in both procedure freezing and vitrification ;

  29. 通过二阶熔融共混法制备了聚对苯二甲酸乙二醇酯(PET)/纳米二氧化钛(TiO2)复合材料,并使用TEM对纳米TiO2在基体中的分散状态进行了观察。

    PET / nano TiO 2 composites were manufactured by melt blending process and the dispersion of nano TiO 2 in the matrix was observed by TEM .

  30. 研究不同的照射条件(垂直照射和发散照射)和不同滤膜孔型(柱形孔和锥形孔)对PET(聚对苯二甲酸乙二醇酯)离子微孔膜流量的影响。

    The influences of the irradiating condition ( divergent and perpendicular irradiation ) and hole shapes ( cylinder and cone holes ) on the flux are studied for ion microporous membrane .