polyamide

简明释义

英[ˌpɒlɪˈæmaɪd]美[ˌpɑːlɪˈæmˌaɪd]

n. [高分子] 聚酰胺（尼龙）

英英释义

单词用法

同义词

反义词

例句

1.This article introduces dyeing of polyamide-66 with brilliant fast reactive dyes.

介绍了锦纶66用艳丽牢活性染料染色的方法。

2.Objective: to search the best method for how to use the polyamide hydrogel in face plasty.

目的：探讨应用医用聚丙烯酰胺水凝胶进行面部整形的最佳方法。

3.The membrane that can withstand such force is made of polyester, polysulfone and polyamide and is held within the white steel cylinders.

能够抵挡这股压力的膜是用聚酯、聚砜和聚酰胺作的，并且固着在白色钢桶之内。

4.Unbreakable polyamide holder with nylon textile strap.

耐用聚酰氨携行具配尼龙带。

5.Introduce engineering plastics of flame-retarded polyamide (nylon) and flame retardants suitable for them.

介绍阻燃聚酰胺工程塑料(尼龙)以及适于其阻燃的阻燃剂。

6.A flexible, toughened, low moisture absorption polyamide 612 resin for extrusion applications.

一个灵活的，增韧，尼龙612树脂挤出应用低水分的吸收。

7.Highly toughened, heat stabilized polyamide 612 for extrusion, blow molding or processing by other techniques requiring high melt viscosity.

高增韧，热稳定挤出，吹塑或处理聚酰胺612熔体粘度高，要求其他技术。

8.These spherical roller bearings are equipped with window-type cages of pressed sheet steel, glass-fibre reinforced polyamide or brass.

球面滚子轴承，这些配备了窗口式铁笼压钢板，玻璃纤维增强聚酰胺或铜。

9.Nylon 6 is the early developed species of engineering plastics, its production is one of the largest in polyamide plastic.

尼龙6是工程塑料中开发最早的品种，是目前聚酰胺塑料中产量最大的品种之一（略）。

10.Many sportswear brands use polyamide 聚酰胺 for its lightweight and moisture-wicking properties.

许多运动品牌使用聚酰胺，因为它轻便且具有排湿特性。

11.In the automotive industry, polyamide 聚酰胺 is used to manufacture lightweight components.

在汽车工业中，聚酰胺用于制造轻量化部件。

12.The jacket is made from a durable polyamide 聚酰胺 fabric that resists tearing.

这件夹克采用耐用的聚酰胺面料制成，具有抗撕裂的特性。

13.The polyamide 聚酰胺 fibers are known for their high tensile strength.

这些聚酰胺纤维以其高抗拉强度而闻名。

14.The polyamide 聚酰胺 used in this carpet makes it stain-resistant and easy to clean.

这种地毯使用的聚酰胺使其防污且易于清洁。

作文

In the world of materials science, few substances have garnered as much attention and application as polyamide. This versatile group of synthetic polymers is renowned for its strength, flexibility, and resistance to wear and tear. The term polyamide refers to a type of polymer that contains repeating amide groups in its molecular structure. These polymers are created through a process known as polymerization, where monomers—small, repeating units—are chemically bonded together to form long chains. One of the most common examples of polyamide is nylon, which was first introduced in the 1930s and has since become a staple in the textile industry.The properties of polyamide make it an ideal choice for a wide range of applications. For instance, its high tensile strength allows it to withstand significant stress and strain, making it suitable for use in clothing, ropes, and various industrial applications. Additionally, polyamide is known for its excellent abrasion resistance, which is why it is often used in products that require durability, such as carpets and outdoor gear.Another significant advantage of polyamide is its ability to absorb moisture. This property can be beneficial in textiles, as it helps regulate temperature and comfort levels for the wearer. However, this moisture absorption can also lead to challenges, such as increased susceptibility to mildew and reduced strength when wet. As a result, manufacturers often treat polyamide fabrics with special coatings to enhance their performance in various environments.In addition to textiles, polyamide is widely used in the automotive and aerospace industries. Its lightweight nature combined with high strength makes it an attractive alternative to traditional metals and other materials. Components made from polyamide can help reduce overall vehicle weight, leading to improved fuel efficiency and lower emissions. Furthermore, polyamide has excellent thermal stability, allowing it to perform well in high-temperature environments typical of automotive engines.The production of polyamide is not without its environmental concerns. The manufacturing process can involve the use of harmful chemicals, and the disposal of polyamide products can contribute to plastic pollution if not managed correctly. As a result, researchers and companies are increasingly focusing on developing sustainable alternatives and recycling methods for polyamide materials. Innovations such as bio-based polyamide, derived from renewable resources, are being explored to reduce the environmental impact of this valuable material.In conclusion, polyamide represents a remarkable achievement in materials science, offering numerous benefits across various industries. Its unique properties make it indispensable in textiles, automotive, and aerospace applications. However, it is crucial to address the environmental challenges associated with its production and disposal. As we continue to innovate and seek sustainable solutions, the future of polyamide could very well include more eco-friendly options that maintain the performance characteristics that have made it so popular in the first place.

在材料科学的世界中，少有物质能像聚酰胺一样引起如此多的关注和应用。这种多功能的合成聚合物因其强度、柔韧性和耐磨损性而闻名。术语聚酰胺指的是一种在其分子结构中含有重复酰胺基团的聚合物。这些聚合物是通过一种称为聚合的过程制造的，在这个过程中，单体——小的重复单元——被化学结合在一起形成长链。最常见的聚酰胺例子之一是尼龙，它在20世纪30年代首次推出，此后已成为纺织工业的一个重要组成部分。聚酰胺的特性使其成为广泛应用的理想选择。例如，其高抗拉强度使其能够承受显著的压力和拉伸，这使其适合用于服装、绳索和各种工业应用。此外，聚酰胺以其优良的耐磨性而闻名，这也是它常用于需要耐用性的产品（如地毯和户外装备）的原因。聚酰胺的另一个显著优势是其吸湿能力。这一特性在纺织品中可能是有益的，因为它有助于调节穿着者的温度和舒适度。然而，这种水分吸收也可能导致挑战，例如对霉菌的敏感性增加以及在潮湿时强度降低。因此，制造商通常会对聚酰胺面料进行特殊涂层处理，以增强其在各种环境中的性能。除了纺织品，聚酰胺还广泛应用于汽车和航空航天工业。其轻量特性与高强度相结合，使其成为传统金属和其他材料的有吸引力的替代品。由聚酰胺制成的组件可以帮助减少整体车辆重量，从而提高燃油效率并降低排放。此外，聚酰胺具有优良的热稳定性，使其能够在汽车发动机等高温环境中表现良好。聚酰胺的生产并非没有环境问题。制造过程中可能涉及使用有害化学物质，而聚酰胺产品的处置如果管理不当，可能会导致塑料污染。因此，研究人员和公司越来越专注于开发可持续替代品和聚酰胺材料的回收方法。诸如生物基聚酰胺（源自可再生资源）等创新正在被探索，以减少这种宝贵材料的环境影响。总之，聚酰胺代表了材料科学的一个显著成就，在各个行业提供了众多好处。其独特的特性使其在纺织、汽车和航空航天应用中不可或缺。然而，解决与其生产和处置相关的环境挑战至关重要。随着我们继续创新并寻求可持续解决方案，聚酰胺的未来很可能包括更多环保选项，同时保持使其在第一时间如此受欢迎的性能特征。