spherulite

spherulite

1. Keywords BTDA/m-PDA polyimide;banded spherulite;lamella twisting;band spacing;

PDA聚酰亚胺;环带球晶;晶片扭转;环间距;

2. However, the spherulite of PP formed better in PP/PS/PPg, PP/PS/HA-St and PP/HA-St blends than in PP/PS blend.

PP/PS/PPg,PP/PS/HA-St,PP/HA-St共混体系结晶完善程度好于PP/PS。

3. The methods of decreasing spherulite size of polypropylene, such as adding nucleating agents, blending with other polymers and temperature control were introduced.

介绍了对聚丙烯进行结晶细化改性的方法,如加成核剂、与高分子材料共混以及控制温度等。

4. Crystallinity of polyethene as shown by spherulite observation of TEM and PM microroph was very good.

从聚乙烯的透射电镜照片及偏光显微镜的照片，进一步证实聚乙烯的结晶性很好，且结晶度随结晶条件而变化。

5. Spherulite and property of polyoxymethylene toughened by SEBS thermoplastic elastomer with EAA as compatibilizer

以EAA为增容剂的高韧POM /SEBS合金的球晶结构和性能(英文)

6. Polarized optical images of the gels show that the aggregates of the three gelators are spherulite crystallite and other types of crystallite in n-octanol.

偏光显微镜照片表明该凝胶剂在正辛醇凝胶中的聚集体晶型不同。

7. Keywords semi-aromatic polyamides;thermal degradation process;crystallization kinetics;aromatic acid;spherulite;

半芳香聚酰胺;热降解;结晶动力学;芳香族二元酸;球品;

8. It has been found that the spherulite of PEEK shows radiated morphology or banded morphology in some case, and the two morphologies can interchange reversi'blely in thermal process.

发现PEEK的同-球晶可在不同条件下呈现放射状及带状的形态,而这两种形态可相互进行可逆的热转变。

9. It has been found that the growth of spherulite is determined by the competition of two factors: the rate of phase separation of the components and the rate of crystal growth.

发现球晶的生长取决于分相形成硬段密集微区的速率与晶体生长速率两种影响因素之间的竞争。

10. Keywords Tetrafluoroethylene - perfluoropropylvinyl ether copolymers;Unstable end - groups;Spherulite size;Process of polymerization;

可熔性聚四氟乙烯;不稳定端基;球晶尺寸;聚合工艺;

11. Under the condition that the materials have the same crystallinity, small spherulite and even distribution all has advantage on tensile and impact properties.

在相同实验条件下分子量及其分布的变化也使材料的晶格参量在一定范围内发生改变。

12. With the decrease of spherulite size, the crack initiating and extension energy all increase, comprehensive effect make the toughness of marerials increase.

对于单相PP材料，不同工艺条件下其结晶形态结构参量的变化是影响其力 学性能的直接因素，表现在高的结晶度对拉伸强度有利而对冲击性能不利。

13. The latest research developments in the field of modifying polypropylene by means of decreasing the spherulite size were reviewed.

对聚丙烯结晶细化领域的研究及进展进行了综述。

14. At a slow cooling rate, the size of spherulite becomes larger and more regular.

并且在慢速冷却条件下，球粒尺寸明显增大，球体更加规则。

15. The authors discovered directional arrangement of feldspar and mica microcrystals and elongated spherulite in the high t-p experimental products.

摘要在高温高压实验产物中发现了长石和云母定向排列以及球粒被拉长并定向排列的现象。

16. Abstract： The morphology of polyethylene spherulite in two deformation steps before and after annealing was investigated under the polarizing microscope.

摘要： 用偏光显微镜研究了处于两个形变阶段的聚乙烯球晶在退火前后的形态,发现形变的第一阶段是可逆的,属弹性形变;

17. Abstract： The spherulite growth behaviour of hard segment has been studied by SALS and other techniques for polyester-polyether block copolymers with low hard segment content.

摘要： 采用SALS等方法研究了低硬段含量的聚酯-聚醚多嵌段共聚物中硬段结晶时的球晶生长规律。

18. Keywords Crystallization and liquid crystallization;Kinetic mechanism;Avrami expo-nent;Spherulite;Thermotropic liquid crystal;

晶化过程;动力学机理;阿佛拉密指数;球晶;热致型液晶;

19. With the growth of heat treatment temperature or time, the crystallinity increase and the spherulite size and its distribution has a little change.

热处理温度的提 高或时间的延长均使结晶度逐渐增大，但平均球晶尺寸和球晶分布宽度变化不 大。

20. banded spherulite

环带球晶

21. spherulite size

球晶尺寸

22. spherulite growth rate

球晶生长速率

23. PTT spherulite growth rate that varied with temperature is more quickly than PET.U...

球晶生长速率随温度的变化PTT快于PET;

24. PTT spherulite growth rate that varied with temperature is more quickly than PET.

球晶生长速率随温度的变化PTT快于PET；

25. spherulite structure

球晶结构

26. spherulite radial growth rate

球晶辐向生长速度

27. spherulite rock

球粒岩

28. Special attention is paid to different points of view and experimental data of structural transformation of drawn polymers from spherulite (or lamellar stacks) to fiber structure during necking.

目前存在的不同观点及各方面的实验证据。

29. Keywords Interaction parameter;Spherulite;Fold surface free energy;Mobility of the chain segments;

相互作用参数;球晶;折叠表面自由能;链段迁移;

30. The mechanical properties,spherulite size,melting point and crystallinity of the anhydrite/PP composites and the anhydrite modified by modifer/PP composites were studied.

研究了硬石膏及其表面改性对聚丙烯(PP)复合材料的力学性能、球晶尺寸、熔点和结晶度的影响。

31. The anhydrite caused spherulite size of PP diminishing,the quantity increasing.

硬石膏的加入使得球晶尺寸减小,数量增加。

32. Keywords Cooling velocity;Nylon 6 alloy;Size of spherulite;Adhesion strength;fracture property;

结晶速度;尼龙-6合金;界面强度;破坏性能;

33. No abnormal spherulite was found for pure PET, butthe DEG and TPP having internal and external plasticization respectively, wouldimpel the PET to form the abnormal spherulite.

结果发现,纯PET不出现反常球晶,DEG和TPP能促使反常球晶形成,而且反常球晶的出现与大分子链的活动性有关。

34. The results show that the spherulite morphology is changed in copolymers andtwo kinds of spherulitic crystals of PP and PE are found, which may influence the proper-ties of the material.

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两种球晶,从而影响该材料的力学特性;

35. At the same time,MB could decrease the spherulite size and the crystallization degree of polypropylene.

结果表明,成核剂MB较好地改善了聚丙烯的力学性能以及熔体流动性能,降低了聚丙烯球晶尺寸。

36. The results showed that MB could improve the mechanical properties of PP.At the same time, MB could decrease the spherulite size and the crystallization degree of polypropylene.

结果表明，成核剂MB较好地改善了聚丙烯的力学性能以及熔体流动性能，降低了聚丙烯球晶尺寸。

37. Keywords s:polypropylene;nucleating agent;nonisothermal crystallization;crystalline morphology;spherulite size.;

聚丙烯;成核剂;非等温结晶;结晶形态;球晶尺寸;

38. Keywords polypropylene;anhydrite;modify;spherulite size;melting point;crystallinity;

聚丙烯;硬石膏;改性;球晶尺寸;熔点;结晶度;

39. Keywords Polymer;Banded spherulite;Crack;

聚合物;带状球晶;裂纹;

40. Keywords polymer;crystallization;kinetics;simulation;spherulite;

聚合物;结晶;动力学;模拟;球晶;

41. Keywords polymer melt;semi-crystallization;cooling process;double scale;simulation;temperature field;spherulite;

聚合物熔体;半结晶;冷却过程;双尺度;模拟;温度场;球晶;

42. polymer spherulite

聚合物球晶

43. Keywords Poly（Trimethylene Terephthalate）;Poly（Butylenes Terephthalate）;Self-Seeding Nucleation;Ring-Banded Spherulite;Rhythmic Growth;Rheological Properties;

聚对苯二甲酸1;3-丙二酯;4-丁二酯;自晶种成核;环带球晶;间歇式增长;流动性能;

44. Keywords polycaprolactone;ethyl cellulose;blend;ringed spherulite;compatibility;lyotropic liquid crystal;

聚己内酯;乙基纤维素;共混物;环带球晶;混溶性;溶致型液晶;

45. Keywords poly（phenylene sulfide）;fiber;spherulite;transcrystallization;

聚苯硫醚;纤维;球晶;横穿晶;

46. The core of this paper is the kinetics of non-isothermal crystallization and the simulation for the nucleation &growth of the spherulite.

重点介绍了球晶成核和生长过程的两种数值模拟方法。

47. C. T. Chung, M. Chen, 1992, 04, Spherulite Growth Rate of Poly(ether ether ketone) (PEEK), Polym. Preprints, 33(1) , 420-421. (SCI

钟嘉珽、陈明，1991，06，热处理过程对聚二醚酮结晶形态之影响，第14届高分子研讨会论文专集，第572-575页。

48. Keywords Syndiotactic polystyrene;Spherulite morphology;Isothermal crystallization;

间规聚苯乙烯;等温结晶;球晶形态;

49. Keywords electrostatic field;polypropylene;spherulite;dipoles;morphology;

静电场;聚丙烯;球晶;偶极子;显微形态;

50. Keywords polymer chemistry;polyurethane elastomer;stress-strain;fracture behavior;spherulite;

高分子化学;聚氨酯弹性体;应力-应变;断裂行为;球晶;