鏈狀聚合物 目录 特性[1] 四种链状聚合物的结构 种类 参考文献 导航菜单

高分子化合物





链状聚合物，分为热塑性聚合物，弹性体和热固性聚合物。




目录





  • 1 特性[1]


  • 2 四种链状聚合物的结构


  • 3 种类


  • 4 参考文献




特性[1]


1.热塑性聚合物：线性或带支链状，链间无化学键。热塑性聚合为形态上分为线型主链和带分支主链。


 a.可融化
 b.可溶解
 c.室温下柔韧或硬脆

2.弹性体：链间有弱化学键作用，弱交联


 a.不可融化
 b.吸水(溶剂)会膨胀
 c.不可溶解
 d.室温下有弹性，柔韧

3.热固性材料：链间有强化学键作用，强交联


 a.不可融化
 b.不会吸水膨胀
 c.不可溶解
 d.室温下坚硬


四种链状聚合物的结构



种类


1.热塑性聚合物


 a.聚乙烯 PE
 b.聚丙烯 PP
 c.聚苯乙烯 PS
 d.聚氯乙烯 PVC

2.弹性体


 橡胶

3.热固性聚合物


 a.聚酯 PES
 b.环氧树脂


参考文献




  1. ^ Menges, Georg. Menges Werkstoffkunde Kunststoffe. München: Hanser. : 455. ISBN 978-3-446-42762-4. 







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