polystyrene (PS)

简明释义

硬胶；聚苯乙桸

英英释义

例句

1.Recycling polystyrene (PS) can be challenging, but it is essential for reducing plastic waste.

回收聚苯乙烯 (PS)可能很具挑战性，但对于减少塑料废物至关重要。

2.The packaging for the electronic device was made from polystyrene (PS), which provides excellent insulation.

电子设备的包装是由聚苯乙烯 (PS)制成的，具有优良的绝缘性能。

3.Many disposable cups are made of polystyrene (PS) due to its lightweight and cost-effective nature.

许多一次性杯子是由聚苯乙烯 (PS)制成的，因为它轻便且成本效益高。

4.In the construction industry, polystyrene (PS) is often used in insulation boards.

在建筑行业中，聚苯乙烯 (PS)通常用于绝缘板。

5.The model airplane was constructed using polystyrene (PS) foam for its lightweight properties.

这架模型飞机是用聚苯乙烯 (PS)泡沫构建的，因其轻便特性。

作文

Polystyrene (PS) is a synthetic aromatic hydrocarbon polymer made from the monomer styrene. It is widely used in various applications due to its versatility and cost-effectiveness. One of the most common forms of polystyrene (PS) is expanded polystyrene (EPS), which is often used for packaging materials, insulation, and disposable food containers. The lightweight nature of polystyrene (PS) makes it an ideal choice for these applications, as it provides excellent cushioning and thermal insulation properties.The production of polystyrene (PS) involves the polymerization of styrene, which can be achieved through different methods such as bulk, suspension, or emulsion polymerization. Each method has its advantages and disadvantages, depending on the desired properties of the final product. For instance, the bulk polymerization method yields higher molecular weight polystyrene (PS), which is beneficial for applications requiring greater strength and rigidity.In addition to EPS, polystyrene (PS) is also available in solid form, known as general-purpose polystyrene (GPPS). GPPS is clear and brittle, making it suitable for applications such as disposable cutlery, CD cases, and other consumer products. Its clarity and ease of molding allow manufacturers to create intricate designs and shapes, which enhances the aesthetic appeal of the final products.However, the use of polystyrene (PS) has raised environmental concerns due to its non-biodegradable nature. When disposed of improperly, polystyrene (PS) can contribute to plastic pollution, particularly in oceans and waterways. This has led to increased scrutiny and regulation regarding its use, with some regions implementing bans on single-use polystyrene (PS) products.To address these environmental issues, researchers are exploring alternative materials and recycling methods for polystyrene (PS). Some companies are developing biodegradable alternatives that mimic the properties of traditional polystyrene (PS) while being more environmentally friendly. Furthermore, advancements in recycling technologies are enabling the recovery and reuse of polystyrene (PS), reducing waste and promoting sustainability.In conclusion, polystyrene (PS) is a widely used polymer with diverse applications ranging from packaging to consumer goods. While it offers numerous benefits, including cost-effectiveness and versatility, the environmental impact of its disposal cannot be overlooked. As we move towards a more sustainable future, it is essential to find innovative solutions that balance the utility of polystyrene (PS) with the need to protect our environment. By investing in research and development, we can create a circular economy that minimizes waste and maximizes resource efficiency, ensuring that materials like polystyrene (PS) can be used responsibly and sustainably.

聚苯乙烯（PS）是一种由单体苯乙烯制成的合成芳香族氢碳聚合物。由于其多功能性和成本效益，它在各种应用中被广泛使用。聚苯乙烯（PS）的最常见形式是膨胀聚苯乙烯（EPS），通常用于包装材料、绝缘材料和一次性食品容器。聚苯乙烯（PS）的轻质特性使其成为这些应用的理想选择，因为它提供了出色的缓冲和热绝缘性能。聚苯乙烯（PS）的生产涉及苯乙烯的聚合，可以通过不同的方法实现，如散装、悬浮或乳液聚合。每种方法都有其优缺点，具体取决于最终产品所需的特性。例如，散装聚合方法产生更高分子量的聚苯乙烯（PS），这对需要更大强度和刚性的应用是有利的。除了EPS，聚苯乙烯（PS）还以固体形式出现，称为通用聚苯乙烯（GPPS）。GPPS是透明且脆的，适用于一次性餐具、CD盒和其他消费品等应用。其清晰度和易于成型的特性使制造商能够创建复杂的设计和形状，从而增强最终产品的美观性。然而，聚苯乙烯（PS）的使用引发了环境问题，因为它具有不可生物降解的特性。当处理不当时，聚苯乙烯（PS）可能会导致塑料污染，特别是在海洋和水道中。这导致对其使用的审查和监管增加，一些地区已实施对一次性聚苯乙烯（PS）产品的禁令。为了解决这些环境问题，研究人员正在探索替代材料和聚苯乙烯（PS）的回收方法。一些公司正在开发模仿传统聚苯乙烯（PS）特性的可生物降解替代品，同时更加环保。此外，回收技术的进步使聚苯乙烯（PS）的回收和再利用成为可能，从而减少废物并促进可持续发展。总之，聚苯乙烯（PS）是一种用途广泛的聚合物，应用范围从包装到消费品。虽然它提供了许多好处，包括成本效益和多功能性，但其处置对环境的影响不可忽视。随着我们朝着更加可持续的未来迈进，寻找创新解决方案以平衡聚苯乙烯（PS）的实用性与保护环境的需要至关重要。通过投资研究和开发，我们可以创建一个循环经济，最大限度地减少废物，最大限度地提高资源效率，确保像聚苯乙烯（PS）这样的材料能够负责任和可持续地使用。