共聚物与混聚物什么区别

2025-04-07 11:45:20
推荐回答(1个)
回答1:

共聚物与混聚物区别:
共聚物是不同单体分子内形成化学键,分子链中排列方式影响着共聚物的性能。
混聚物是指两种或两种以上分子结构不同的均聚物、共聚物或均聚物和共聚物的物理混合物,一般两组分的大分子之间没有共价键的联系,性能主要是看相混的共聚物的性能。

共聚物
两种或两种以上的单体或单体与聚合物间进行的聚合称为共聚,共聚得到的产物即为共聚物。分嵌段共聚物、接枝共聚物、无规共聚物、有规共聚物等。
均聚物
由一种单体聚合而成的聚合物称为均聚物。
英文的"高分子"主要有两个词,即polymer和macromolecule。前者又可译作聚合物或高聚物;后者又可译作大分子。这两个词虽然常混用,但仍有一定区别,前者通常是指有一定重复单元的合成产物,一般不包括天然高分子,而后者指分子量很大的一类化合物,包括天然和合成高分子,也包括无一定重复单元的复杂大分子。

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