spherulite相关论文
Structures and growth mechanisms of poly-(3-hydroxybutyrate) (PHB) crystallized from solution and th
The spherulitic structures and morphologies of poly-(3-hydroxybutyrate) (PHB) crystallized from a so- lution and a thin ......
Spherulites are the most common crystalline morphology and thus the visual expression of crystal structures for polymers......
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INCREASED SPHERULITIC GROWTH RATES OF SEMICRYSTALLINE POLYMER DUE TO ENHANCED LIMITED LOCAL CHAIN SE
In this work the nucleation and growth of spherulites for the below polylactide (PLA) layer in poly(ε-caprolactone)/pol......
CRYSTALLINE MORPHOLOGY IN A SERIES OF CH3-SUBSTITUTED THERMOTROPIC AROMATIC POLYESTERS WITH EVEN AND
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
CRYSTALLINE MORPHOLOGY IN A SERIES OF CH3-SUBSTITUTED THERMOTROPIC AROMATIC POLYESTERS WITH EVEN AND
Crystalline morphology in a series of CH3-substituted main chain thermotropic aromatic polyesters with even and odd numb......
以N,N-二甲基甲酰胺(DMF)为溶剂,通过改变铜源和表面活性剂,调控反应参数,溶剂热条件下制备了三维十字形、空心及实心的Cu2O球晶。......
尼龙的球晶由于其晶胞内部相邻大分子间不同氢键组合,产生不同的球晶结构,不同球晶类型的形成,决定MC尼龙性能。用红外光谱和X-射线衍射研......
本文利用偏光显微镜研究了尼龙1010等温结晶所生成的几类球晶的熔融现象,测得正环状球晶的熔点(T_m)为182℃,正放射球晶T_m=203℃;......
利用偏光显微镜、扫描电子显微镜和激光小角散射仪较深入地研究了β晶型等规聚丙烯(β—IPP)的球晶及其形态结构,发现β—IPP在偏......
本文研究了聚(ε-己内酯)(PCI/苯乙烯-丙烯腈共聚物(SAN)共混物的形态。采用差示扫描量热计(DSC)测量了PCL/SAN共混物中的PCL结晶......
本文研究了聚(ε-己内酯)(PCL)在其与苯乙烯-丙烯腈共聚物(SAN)的相容共混物中球晶生长速率与共混组成和结晶温度的关系.发现聚己......
聚环氧乙烷(PEO)是一种易结晶的柔性高聚物,它形成的球晶比较大,易于观察,是研究高聚物结晶的常用材料[1~3].有人发现PEO球晶在正交......
4,4'-二(硬脂酰胺基)二苯甲烷(BSDM)能在乙烯基类单体中进行聚集、自组装,并可使苯乙烯、丙烯酸丁酯、甲基丙烯酸甲酯、甲基丙烯酸-2-羟基......
在南部的朝鲜的东北 Cheongsong 区域的几个趋势 NNW 白垩纪流纹岩堤包含 spherulitic 织物并且局部地作为一块装饰石头被采出。堤......
在正交偏光显微镜(PLM)和扫描电镜(SEM)下观察了不同结晶条件下PA1010/6共聚物结晶及球晶形态,Tm-20℃恒温结晶条件下,1^#、2^#,3^#样品PLM......
介绍了用计算机模拟并绘制聚合物球晶的小角度激光散射图样(包括Hv散射、Vv散射、拉伸试样)的原理和方法,并对模拟得到的散射图样和实......
研究了不同的茂钛催化剂与甲基铝氧烷(MAO)组成的催化体系对乙烯的聚合,发现钛的配体会大大影响聚合活性。从聚乙烯的透射电镜照片......
以二氧六环/水为溶剂体系采用相分离方法首次成功制备了高孔隙率、具有纳米纤维状结构的聚己内酯(PCL)支架,并且支架是以球体为结构......
本项研究采用添加成核剂改性方法,促进聚甲醛成型中的结晶过程,改进材料的结晶结构,控制球晶大小,从而达到改进聚甲醛冲击强度的目的。......
高分子薄膜的雾度贡献可分为表面雾度和内部雾度两部分。文中介绍了如何分离结晶高分子薄膜光学雾度的表面贡献和内部贡献,如何用......
研究了均聚和共聚聚丙烯的球晶形态及其与力学特性的依赖关系。结果表明,共聚聚丙烯不仅改变了球晶形态,而且还含有聚乙烯和聚丙烯......
球状结构是指由纤维状晶体组成的放射状集合体,其为一种高度不平衡的结构。它们常见于火山岩、假玄武玻璃、沉积岩以及热液沉积物......
CRYSTALLINE MORPHOLOGY IN A SERIES OF CH3-SUBSTITUTED THERMOTROPIC AROMATIC POLYESTERS WITH EVEN AND
Crystalline morphology in a series of CH3-substituted main chain thermotropic aromatic polyesters with even and odd numb......
Isotactic polypropylene (iPP) with high content of ~ crystalline form was prepared by adding a series of new p form nucl......
电树与半结晶材料的形态结构有着密切的关系.在本文中,首先通过两种不同的热处理方式 :(1)自然冷却,(2)急冷对高密度聚乙烯和低密......
研究了熔融温度、熔融时间、冷却方式及结晶温度对尼龙66球晶形态和大小的影响.结果表明,随熔融时间tm延长,环状球晶的消光环从......
The effect of time-temperature treatment on morphology of polyethylene-polypropylene (PE-PP) blends wasstudied to establ......
观察了R2O-RO-Al2O3-SiO2系某一整体析出球晶的微晶玻璃中球晶的生长过程,获得随着晶体时间的增加或晶化温度升高,球晶直径增大,但球晶数目保持不变,发现......
Study of Spherulite Growth Rate and Morphology of Polypropylenebased Blends by Image Processing Tech
The method for measuring the spherulite growth rate and studying the morphology of polypropylene - based blends by image......
A series of PCL/MDI/BDO segmented polyurethanes have been synthesized by two-step method in solution.The hard segment co......
The crystalline morphology of a thermotropic aromatic polyester has been studied by microscopy techniques. Spherulites w......
通过添加不同比例的石蜡油、十氢萘和正辛醇作为稀释剂,从聚丙烯α球晶的形态、正负光性以及球晶双折射大小的变化深入地研究了球......