polyethylene (PE)

简明释义

软胶；聚乙烯

英英释义

例句

1.In construction, polyethylene (PE) is often used as a vapor barrier to prevent moisture damage.

在建筑中，聚乙烯 (PE)常用作防潮层，以防止潮湿损坏。

2.The packaging industry relies heavily on polyethylene (PE) for its lightweight and durable properties.

包装行业在很大程度上依赖于聚乙烯 (PE)的轻便和耐用特性。

3.The medical industry utilizes polyethylene (PE) for making various disposable items like syringes and gloves.

医疗行业利用聚乙烯 (PE)制造各种一次性物品，如注射器和手套。

4.Many plastic bags are made from polyethylene (PE), making them both flexible and strong.

许多塑料袋是由聚乙烯 (PE)制成的，使它们既灵活又坚固。

5.Recycling programs often accept polyethylene (PE) products, helping to reduce plastic waste.

回收计划通常会接受聚乙烯 (PE)产品，有助于减少塑料垃圾。

作文

Polyethylene (PE) is one of the most widely used plastics in the world, known for its versatility and durability. It is a polymer made from the polymerization of ethylene monomers, which are derived from fossil fuels. The process of creating polyethylene (PE) involves heating ethylene gas under pressure, resulting in a material that can be molded into various shapes and forms. This plastic is commonly found in everyday items such as plastic bags, bottles, and containers. Its low density makes it lightweight, while its chemical resistance allows it to be used in a variety of applications without degrading easily.One of the key properties of polyethylene (PE) is its flexibility. This characteristic enables manufacturers to produce products that can withstand bending and stretching, making it ideal for packaging materials. For instance, the grocery bags that we use daily are often made from low-density polyethylene (PE), which provides the necessary strength while remaining lightweight and easy to handle.In addition to its flexibility, polyethylene (PE) is also resistant to moisture and chemicals. This property makes it an excellent choice for containers that store food and beverages, as it prevents contamination and keeps contents fresh. Furthermore, its resistance to UV radiation allows it to be used in outdoor applications without deteriorating quickly, which is why many garden furniture and playground equipment are made from this durable plastic.However, despite its many advantages, the widespread use of polyethylene (PE) has raised concerns regarding environmental sustainability. Since it is derived from non-renewable resources, the production of polyethylene (PE) contributes to fossil fuel depletion. Additionally, polyethylene (PE) is not biodegradable, meaning that products made from it can persist in the environment for hundreds of years if not properly recycled. This has led to significant plastic pollution, particularly in oceans and waterways, where marine life can ingest or become entangled in plastic waste.To mitigate these environmental issues, recycling programs have been established to encourage the proper disposal and reuse of polyethylene (PE). Many communities now offer curbside recycling services that accept plastic bags and containers made from this material. Additionally, advancements in technology have led to the development of biodegradable alternatives and enhanced recycling processes that can break down traditional polyethylene (PE) into reusable materials.In conclusion, polyethylene (PE) is an essential material in modern society, contributing to convenience and functionality in our daily lives. However, it is crucial to address the environmental challenges associated with its use. By promoting recycling and exploring sustainable alternatives, we can enjoy the benefits of polyethylene (PE) while minimizing its impact on our planet. Understanding the properties and implications of polyethylene (PE) is vital for consumers and manufacturers alike, as we strive for a more sustainable future.

聚乙烯（PE）是世界上使用最广泛的塑料之一，以其多功能性和耐用性而闻名。它是一种由乙烯单体聚合而成的聚合物，乙烯单体来源于化石燃料。制造聚乙烯（PE）的过程涉及在压力下加热乙烯气体，从而产生可以模制成各种形状和形式的材料。这种塑料通常存在于日常用品中，如塑料袋、瓶子和容器。其低密度使其轻便，而其化学抗性允许其在各种应用中使用而不易降解。聚乙烯（PE）的一个关键特性是其灵活性。这一特性使制造商能够生产能够承受弯曲和拉伸的产品，使其成为包装材料的理想选择。例如，我们每天使用的购物袋通常由低密度聚乙烯（PE）制成，这提供了必要的强度，同时保持轻便和易于处理。除了灵活性外，聚乙烯（PE）还具有抗潮湿和化学物质的特性。这一特性使其成为存储食品和饮料的容器的绝佳选择，因为它防止污染并保持内容物的新鲜。此外，其对紫外线辐射的抵抗力使其能够在户外应用中使用而不会迅速退化，这就是为什么许多花园家具和游乐场设备是由这种耐用塑料制成的原因。然而，尽管有许多优点，聚乙烯（PE）的广泛使用引发了环境可持续性的担忧。由于它是由不可再生资源制成的，聚乙烯（PE）的生产导致了化石燃料的消耗。此外，聚乙烯（PE）不可生物降解，这意味着由其制成的产品如果不正确回收，可能会在环境中持续数百年。这导致了严重的塑料污染，特别是在海洋和水道中，海洋生物可能会吞食或缠绕在塑料废物中。为了减轻这些环境问题，已经建立了回收计划，以鼓励正确处理和重复使用聚乙烯（PE）。许多社区现在提供接受由这种材料制成的塑料袋和容器的路边回收服务。此外，技术的进步导致开发出可生物降解的替代品和增强的回收工艺，可以将传统的聚乙烯（PE）分解为可重复使用的材料。总之，聚乙烯（PE）是现代社会中的一种重要材料，为我们日常生活的便利性和功能性做出了贡献。然而，解决与其使用相关的环境挑战至关重要。通过促进回收和探索可持续替代品，我们可以享受聚乙烯（PE）的好处，同时尽量减少其对我们星球的影响。理解聚乙烯（PE）的特性和影响对于消费者和制造商来说都是至关重要的，因为我们努力实现更可持续的未来。