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【熱塑性彈性體厂家】熱塑性彈性體与橡胶的区别

时间：2023-10-21

　　结构：熱塑性彈性體tpe是线性结构，通过氢键物理交联，高温时氢键断开，可塑。橡胶是化学交联，不具有热塑性。

　　硬度範圍：橡膠較軟，tpe材料硬度範圍（0-100A）很廣，介于橡膠和塑料之間。

　　加工方式：橡膠通過煉膠加工，而tpe一般通過擠出注塑。

　　性能：橡胶通常需要添加各种助剂，需要硫化补强，而熱塑性彈性體tpe性能很好。

　　彈性體概念範圍：彈性體的概念範圍較廣，tpe也稱爲熱塑性橡膠（tpr），橡膠通常指熱固性橡膠。

　　节能性：由于熱塑性彈性體大多不需要硫化或硫化时间很短，可以有效节约能源。但另一方面，其耐热性不如橡胶，随着温度上升而物性下降幅度较大，因而适用范围受到限制。同时，压缩变形、弹性回复、耐久性等同橡胶相比较差，价格上也往往高于同类橡胶。

　　总的来说，熱塑性彈性體和橡胶在结构、硬度范围、加工方式、性能、弹性体概念范围、节能性以及耐热性等方面都存在明显的区别。

上一篇【熱塑性彈性體厂家】軟膠产品特点与基本结构下一篇【熱塑性彈性體厂家】推动可持续发展：全降解吹膜料制成的环保塑

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