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共混物

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共混物(英语:Polymerblend或者Polyblend)是由两种或更多聚合物混合所形成的混合物。共混物的性质与其含有的聚合物相异。各聚合物在共混物中没有形成化学键。

共混物的熵

S=k *ln(Ω) Ω是共混物的不同形态的可能性总数。k是玻尔兹曼常数。

共混物的兼容性

共混物最重要的性质之一就是不同的聚合物之间的兼容性。该兼容性与温度有关,温度越高,兼容性越高。 为提高聚合物间的兼容性,可以直接加入嵌段共聚物,接枝共聚物。

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共混物
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