环氧树脂的用途介绍 举例推荐

2025-02-15 10:13:56
推荐回答(1个)
回答1:

  环氧树脂是一种基础的原材料,市面上有许多用环氧树脂制作而成的涂料或者是油漆,它们不仅仅化学品性优良,而且可以制成特色用途各异的品种,包括常见的环氧树脂电子电器材料,因为质量可靠,不容易腐蚀而赢得了消费者朋友们的青睐和好评,今天为大家推荐的不仅仅包括环氧树脂的用途,更进一步还有关于各种用途方面详细细致的深入分析,大家可以参考得出合理可靠的购置建议。

  

  一、环氧树脂的用途

  ①涂料 环氧树脂在涂料中的应用占较大的比例,它能制成各具特色、用途各异的品种。其共性: (1)耐化学品性优良,尤其是耐碱性。 (2)漆膜附着力强,特别是对金属。 (3)具有较好的耐热性和电绝缘性。 (4)漆膜保色性较好。 但是双酚A型环氧树脂涂料的耐候性差,漆膜在户外易粉化失光又欠丰满,不宜作户外用涂料及高装饰性涂料之用。因此环氧树脂涂料主要用作防腐蚀漆、金属底漆、绝缘漆,但杂环及脂环族环氧树脂制成的涂料可以用于户外。 ②胶粘剂 环氧树脂除了对聚烯烃等非极性塑料粘结性不好之外,对于各种金属材料如铝、钢、铁、铜;非金属材料如玻璃、木材、混凝土等;以及热固性塑料如酚醛、氨基、不饱和聚酯等都有优良的粘接性能,因此有万能胶之称。环氧胶粘剂是结构胶粘剂的重要品种。

  

  ③电子电器材料 由于环氧树脂的绝缘性能高、结构强度大和密封性能好等许多独特的优点,已在高低压电器、电机和电子元器件的绝缘及封装上得到广泛应用,发展很快。主要用于: (1)电器、电机绝缘封装件的浇注。如电磁铁、接触器线圈、互感器、干式变压器等高低压电器的整体全密封绝缘封装件的制造。在电器工业中得到了快速发展。从常压浇注、真空浇注已发展到自动压力凝胶成型。

  2)广泛用于装有电子元件和线路的器件的灌封绝缘。已成为电子工业不可缺少的重要绝缘材料。 (3)电子级环氧模塑料用于半导体元器件的塑封。近年来发展极快。由于它的性能优越,大有取代传统的金属、陶瓷和玻璃封装的趋势。

  

  (4)环氧层压塑料在电子、电器领域应用甚广。其中环氧覆铜板的发展尤其迅速,已成为电子工业的基础材料之一。 此外,环氧绝缘涂料、绝缘胶粘剂和电胶粘剂也有大量应用。 ④工程塑料和复合材料 环氧工程塑料主要包括用于高压成型的环氧模塑料和环氧层压塑料,以及环氧泡沫塑料。环氧工程塑料也可以看作是一种广义的环氧复合材料。环氧复合材料主要有环氧玻璃钢(通用型复合材料)和环氧结构复合材料,如拉挤成型的环氧型材、缠绕成型的中空回转体制品和高性能复合材料。环氧复合材料是化工及航空、航天、军工等高技术领域的一种重要的结构材料和功能材料。 ⑤土建材料 主要用作防腐地坪、环氧砂浆和混凝土制品、高级路面和机场跑道、快速修补材料、加固地基基础的灌浆材料、建筑胶粘剂及涂料等。

  

  通过上文举例,我们可以得知环氧树脂的用途是比较多的,比如,它们可以在电子电器领域得到广泛应用加工,成为电子工业的基础材料部件,除此之外,在工程塑料和复合材料等领域,也可以看见环氧树脂塑料,它们耐腐蚀性能不错,性价比和后期使用能力相对更胜一筹,所以在化工以及航空航天和军工等高技术领域扮演着关键的角色,大家可以参考上文深入了解环氧树脂各种用途的分类,在具体选择和设计的时候也可以派上关键的用场。

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