基于这些不同的观点人们提出了 齐聚物沉淀聚成核机理(Self-nucleation)和接枝共聚物聚结机理(Aggregative nucleation)。 这两种机理的根本区别在于稳定剂是否参与聚合反应。
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The nucleation mechanism and growth control of the cell in batch-type and continuous extrusion were discussed respectively.
并分别探讨间歇法和连续挤出成型法的成核机理和泡孔生长控制。
参考来源 - 微孔泡沫塑料的研究综述In chapter one, emulsifier-free emulsion polymerization theory, such as reaction kinetics , particles nudeation mechanism, particles stabilization mechanism, particles growth mechanism, influence factors of polymerization process and development of the technique were reviewed.
第一章先介绍了无皂乳液聚合理论,包括发展状况,反应特点,粒子的成核机理、增长机理、影响液稳定的因素及提高稳定性的方法,聚合过程的动力学及影响因素及无皂乳液聚合的应用。
参考来源 - 醋酸乙烯无皂乳液聚合的研究The kinetics study of non-isothermal crystallization showed that the crystallization rate(Zc) of PEO component in the blends was significantly influenced the hydrogen bonding interaction. However, there was little effect on the nucleation mechanism.
结果表明,上述体系样品的Tc和Tm以及相对结晶度Xt都随无定型组分含量的增多而降低;非等温结晶动力学研究表明,结晶速率Zc受氢键特殊作用的影响显著,但对成核机理影响不明显。
参考来源 - 聚合物纳米共混物的制备表征及结晶行为研究·2,447,543篇论文数据,部分数据来源于NoteExpress
成核机理和稳定性是无皂乳液聚合的关键。
The nucleation mechanisms and colloid stability are the key aspects of emulsifier free emulsion polymerization.
结果表明:4VP/BA的无皂乳液聚合遵循均相成核机理。
The results indicate that the soapless emulsion polymerization of 4VP/BA followed homogeneous nucleation mechanism.
通过乳胶粒粒度分析及引发聚合速率的测定,探讨了微皂乳液聚合的成核机理。
The nucleation mechanism of the emulsifier-minor latex particles was discussed by measuring the particle size and the polymerization rate for the seeded stage.
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