syndiotactic

It was concluded from the experiment that the content of the isotactic polymer was the lest, the syndiotactic polymer was the most and the atactic polymer was between them.

由实验得到以下主要结论：PA-18降凝剂结构中全同立构聚合物含量最少，间同立构聚合物含量最多，无规立构聚合物含量介于两者之间。

Isotactic diad decreases with the increase of radiation dose . Meanwhile, atactic and syndiotactic diad increases.

随着辐照剂量的增加, 全同立构含量逐渐减少,而无规立构含量和间同立构含量却逐渐增加.

Polyacetadehyde may exist in atactic, syndiotactic and isotactic forms.

聚乙醛它和聚烯烃一样,可以以无规, 间同和全同形式存在.

The complex polymorphism and the structural characteristic of various crystal forms are reviewed in syndiotactic polypropylene.

综述间规聚丙烯复杂的多晶型现象以及各晶型的结构特点.

Polyacetaldehyde may exist in atactic, syndiotactic and isotactic forms.

聚乙醛可以以无规, 间同和全同形式存在.

peroxide crosslinking of syndiotactic polypropylene in the presence of polyfunctional monomers

间规聚丙烯过氧化物在多官能团单体存在下的交联

Introduce briefly the new engineering plastics syndiotactic polystyrene , including its structure, property, processing and application etc.

简要介绍新型工程塑料间同立构结晶型聚苯乙烯的结构 、 性能 、 加工及其应用.

The research development in catalysts for Syndiotactic polymerization of styrene is re-viewed.

本文综述了制备 间规聚苯乙烯 用催化剂的研究进展.

The results indicate that the main tacticity of PMMA which coated on the surface of CaCO_3 nanoparticles is syndiotactic ( rr), and its content is about ( 52.8%).

结果表明：纳米CaCO3粒子表面接枝的PMMA以间同（rr）立构结构为主，其含量约52.8%；