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- It is called isotactic polypropylene . 是一种叫等规聚丙烯的材料。
- The dissolvability of chlorinated isotactic polypropylene (CIPP) prepared via solid state chlorinated was investigated. 研究了制备工艺条件、原料性质等对氯化等规聚丙烯溶解性能的影响。
- The structure of chlorinated isotactic polypropylene(CIPP) was analyzed by DSC,IR,and 1H-NMR. 借助DSC,IR,1H-NMR方法对搅拌式固相氯化制备的氯化等规聚丙烯(CIPP)的宏观氯原子分布和微观氯原子分布进行了分析。
- Solid phase grafting onto low isotactic polypropylene (LIPP) was studied in this paper. 研究了低等规度聚丙烯(LIPP)固相接枝马来酸酐(MAH)。
- The effect of properties of isotactic polypropylene on Chloridizing reaction and Basic Characteristic of Chloridizing reaction are discussed. 探讨了等规聚丙烯原料性质对氯化反应的影响,同时研究了氯化反应的基本特征。
- The grafting reaction and the extent of grafting had significant effects on the crystallinity and crystalline forms of isotactic polypropylene. 接枝反应和接枝率对全同立构聚丙烯的结晶度和结晶形态有很大的影响;
- The crude low isotactic polypropylene (LIPP) was fractionated by subsequent extractions with boiling ethyl ether, n - hexane, and n - heptane. 用溶剂分级法对低等规聚丙烯(LIPP)进行了分级,测定了各级分的含量、分子量及其分布、特性粘数、分子链规整度及序列分布等分子性质。
- This paper analyzed the microstructure and properties of the low isotactic polypropylene (LIPP) prepared with the homemade low isotactic catalyst. 采用低等规聚丙烯(LIPP)催化剂制得LIPP,并测定其微观结构和性能。
- Isotactic polypropylene(iPP) flat sheet microporous membranes were prepared via thermally induced phase separation(TIPS). 摘要以热致相分离法制备了聚丙烯平板微孔膜。
- Several fiber materials were characterized with fourier transform infrared spectroscopy.Result showed that some were isotactic polypropylene. 采用傅立叶变换红外光谱仪对几种纤维的材质进行了鉴别,经对比红外光谱图,确认了几种纤维的材质为等规聚丙烯。
- The mechanical properties of the rolled and subsequently heat treated isotactic polypropylene were measured by the tensile tests. 摘要借助拉伸试验对轧制和退火后的等规聚丙烯进行了轧向及横向上力学性能的研究。
- Crystallization behavior of isotactic polypropylene(iPP) were studied and observed by polarizing microscope,and also compared to that of PP/MMT(montmorillonite) composites. 采用偏光显微镜对全同立构聚丙烯(iPP)等温结晶行为进行系统的研究;并与聚丙烯/蒙脱土(PP/MMT)复合材料的结晶行为进行比较.
- Aim of the experiment is to realize self reinforcement and self tougheness simultaneously of the isotactic polypropylene(I PP) moldings injected by the VIM device. 实验目的在于用低频振动注射工艺来实现等规聚丙烯制件自增强的同时自增韧。
- The aim of this article is to explore the relationship between processing conditions, structures and the properties of isotactic polypropylene (i-PP) prepared via a new processing methodology of iso-channel angular extrusion (ICAE). 采用等通道转角挤出方法对等规聚丙烯进行自增强挤出,研究和分析挤出工艺条件与材料结构、性能之间的关系。
- The crystallization behavior and morphology of isotactic polypropylene (iPP) induced by DC26NDCA were studied by means of differential scanning calorimeter (DSC), wide angle X-ray diffraction (WAXD) and polarized light microscopy (PLM). 研究了N,N二环己基2,6萘二酰胺(DC26NDCA)诱导等规聚丙烯(iPP)的结晶行为和微观形态。 用WAXD分析DC26NDCA诱导iPP晶型的变化,用DSC研究DC26NDCA对iPP的结晶和熔融行为的影响,并用偏光显微镜(POM)原位观察DC26NDCA诱导iPP的结晶生长过程。
- In this thesis, the relationship of Theological behavior and crystallization behavior for isotactic polypropylene (iPP) and high-density polyethylene (HDPE) were studied. Especially, modeling of shear-induced crystallization was emphasized. 本文选择等规聚丙烯(iPP)、高密度聚乙烯(HDPE)为主要研究对象,以流变学方法为主要研究手段,通过对其在静态和剪切流场作用下的结晶行为的研究,探讨其结晶行为与粘弹特性之间的关联,并试图对现有剪切诱导结晶的理论模型进行修正。
- The isothermal crystallization kinetics of intercalatively polymerized polypropylene/montmorillonite (PP/MMT) nanocomposites and isotactic polypropylene (PP) was investigated by differential scanning calorimetry (DSC). 采用差示扫描量热法 (DSC)对插层聚合法制备的聚丙烯 /蒙脱土纳米复合材料 (PP MMT)的等温结晶过程进行了研究 .
- Much attention has been paid in recent years to the toughening of isotactic polypropylene (PP), and blending PP with ethylene-propylene terpolymer (EPT) is one of the most effective ways. 对以实验室合成的PP-EPR二嵌段共聚物作为PP/EPT二元共混物的增容剂进行了探讨。
- Isothermal crystallization kinetics of a low isotactic polypropylene(LIPP) sample at different crystallization temperatures have been investigated by employing differential scanning calorimetry(DSC). 利用DSC法研究了低等规度聚丙烯(LIPP)的等温结晶动力学。
- Y.K.Lin , G.Chen, J.Yang, X.L.Wang .Formation of isotactic polypropylene membranes with bicontinuous structure and good strength via thermally induced phase separation method , Desalination, Accepted. 林亚凯,陈刚,王晓琳.;等规聚丙烯在混合稀释剂中结晶行为,应用化学,2007,24(9):982-985