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true

特种聚合物和复合材料

为最苛刻的应用提供多功能解决方案

聚合物是由重复的一系列连锁小分子组成的大分子,称为单体。合成聚合物通常由石油制成,并产生一系列塑料材料,如聚乙烯、橡胶和尼龙。源自两种或多种不同单体的聚合物称为共聚物。

在结构上,聚合物的连接单体可以形成线性链、支链、交联或网状链。大多数线性链和支链聚合物是热塑性的,这意味着它们在加热时变软而在冷却时变硬,而网状链和大多数交联聚合物是热固性材料,在固化时变为不可逆硬化。聚合物可以用不同方式加工(包括挤出和注塑成型)以及改性或共混(与添加剂混合在一起),以获得满足特殊需求的性能特性。

用途与优势

各种特种聚合物广泛用于几乎所有行业的各种材料和应用,包括要求特别严苛的材料和应用。广泛应用的聚合物结构赋予它们独特的属性,可以针对许多特定用途进行特殊配制和设计,例如:

  • 包装 – 为各种食品和饮料、化妆品、医疗和药品包装提供坚韧但轻巧的袋子、泡罩、杯子、盖子、小袋、粘合膜和其他材料
  • 电线和电缆 – 技术驱动的解决方案,提供最广泛的护套和绝缘材料产品组合,适合电力、电信、阻燃和特殊应用
  • 更多用途 – 包括陶瓷、照明和金属加工