urethane

简明释义

英[ˈjʊərɪˌθeɪn]美[ˈjʊrəθeɪn]

n. 尿烷

英英释义

单词用法

同义词

反义词

例句

1.A number of polyester modified rosin with foam formulations have been utilized to prepare rigid urethane foams.

若干聚酯改性松香及其泡沫配方已用于制备硬质尿烷泡沫。

2.Isocyanate curing agents which when heated or reacted with hydroxy functional polymers giving urethane coatings.

异氰酸酯固化剂在加热的情况下与羟基聚合物反应形成聚氨酯涂料。

3.Replaceable urethane tub liner extends the life of the shaker for years of service.

聚氨酯槽区衬垫可更延长摇动器服务年限的使用寿命。

4.Objective To investigate the inhibition effect of retinol on urethane induced lung cancer.

目的探讨视黄醇抑制尿烷诱发小鼠肺癌的效果及其机制。

5.This affordable vest has a 200 denier outer shell of urethane coated Oxford nylon.

这件可承受的背心有但尼尔200外壳在尼龙涂上氨基钾酸酯。

6.The padded urethane cabinet top has a dished compartment for safe placement of test tubes and other blood drawing supplies.

填补乙烷基储存柜顶部带有一个用于安全存放测试试管和其他抽血装置的隔间。

7.Our Urethane food belts have excellent resistance to fats, vegetable, animal and mineral oils, as well as cleaning chemicals.

我们的氨甲酸乙酯食物传送带具有优异的抗脂肪，植物，动物和矿物油，以及化学清洁剂的功能。

8.There are experiential and calculating method for eccentricity calculation and it's decision on urethane anvil-roll of the rotary die-cutter.

旋转模切机砧辊处的偏心量认定与设计计算，有经验计算与工程计算的一般原则方法。

9.The performance of foam ceramics was improved by surface treatment of the flexible urethane cellular plastic.

本研究通过对软质聚氨酯泡沫塑料的表面进行处理，改善了泡沫陶瓷的性能。

10.The contractor chose to use urethane for the flooring because of its durability.

承包商选择使用聚氨酯作为地板材料，因为它的耐用性。

11.Many furniture manufacturers apply a urethane finish to enhance the wood's appearance.

许多家具制造商会涂上聚氨酯表面处理，以增强木材的外观。

12.This paint contains urethane, which makes it resistant to scratches.

这款油漆含有聚氨酯，使其具有抗刮擦的特性。

13.The foam used in these cushions is made from urethane to provide better comfort.

这些垫子中使用的泡沫是由聚氨酯制成的，以提供更好的舒适感。

14.When mixing urethane resin, it is important to follow the instructions carefully.

在混合聚氨酯树脂时，遵循说明非常重要。

作文

Urethane is a versatile compound that plays a significant role in various industries, particularly in the fields of coatings, adhesives, and foams. It is a type of polymer that is created through the reaction of an isocyanate with a polyol. This unique chemical structure gives urethane (聚氨酯) its remarkable properties, including flexibility, durability, and resistance to wear and tear. As a result, urethane (聚氨酯) has become an essential material in manufacturing products that require both strength and elasticity. One of the most common applications of urethane (聚氨酯) is in the production of foam materials. Flexible foam made from urethane (聚氨酯) is widely used in furniture, bedding, and automotive industries due to its comfort and support. For instance, memory foam mattresses are renowned for their ability to contour to the body, providing optimal support while alleviating pressure points. This is largely due to the unique properties of urethane (聚氨酯) that allow it to be molded into various shapes and densities. In addition to foams, urethane (聚氨酯) is extensively used in coatings and sealants. Its excellent adhesion properties make it ideal for protecting surfaces from moisture, chemicals, and UV damage. Many outdoor furniture and equipment are coated with urethane (聚氨酯) to prolong their lifespan and maintain their appearance. In fact, the use of urethane (聚氨酯) coatings has become increasingly popular in the construction industry, where they provide a durable finish for floors, walls, and other surfaces. Moreover, urethane (聚氨酯) is also utilized in the production of adhesives that bond various materials together. These adhesives are known for their strong bonding capabilities and versatility, making them suitable for a wide range of applications, from woodworking to automotive assembly. The ability of urethane (聚氨酯) adhesives to withstand extreme temperatures and environmental conditions further enhances their appeal in industrial settings. Despite its numerous advantages, the production and use of urethane (聚氨酯) are not without concerns. The isocyanates used in the synthesis of urethane (聚氨酯) can be hazardous to human health if proper safety measures are not taken. Exposure to isocyanates can lead to respiratory issues and skin irritation. Therefore, manufacturers must adhere to strict safety regulations and guidelines to ensure the well-being of workers and consumers alike. In conclusion, urethane (聚氨酯) is a vital compound that significantly impacts various industries by providing essential properties like flexibility, durability, and resistance. Its applications in foams, coatings, and adhesives demonstrate its versatility and importance in modern manufacturing. However, it is crucial to balance the benefits of urethane (聚氨酯) with the necessary safety precautions to protect both workers and the environment. As research continues to advance, we may discover even more innovative uses for this remarkable material, further solidifying its place in the world of polymers.

聚氨酯是一种多功能化合物，在各个行业中发挥着重要作用，特别是在涂料、粘合剂和泡沫的领域。它是一种通过异氰酸酯与聚醇反应生成的聚合物。这种独特的化学结构赋予了聚氨酯(urethane)显著的特性，包括灵活性、耐用性和耐磨损性。因此，聚氨酯(urethane)已成为制造需要强度和弹性的产品的重要材料。 聚氨酯(urethane)最常见的应用之一是泡沫材料的生产。由聚氨酯(urethane)制成的柔性泡沫因其舒适性和支撑性而广泛用于家具、床上用品和汽车工业。例如，记忆泡沫床垫因其能够贴合身体，提供最佳支撑并减轻压力点而闻名。这主要归功于聚氨酯(urethane)独特的特性，使其能够被模制成各种形状和密度。 除了泡沫，聚氨酯(urethane)还广泛用于涂料和密封剂。其优良的附着性能使其成为保护表面免受潮湿、化学品和紫外线损害的理想选择。许多户外家具和设备都涂有聚氨酯(urethane)以延长其使用寿命并保持外观。实际上，聚氨酯(urethane)涂料在建筑行业中的使用越来越普遍，为地板、墙壁和其他表面提供耐用的饰面。 此外，聚氨酯(urethane)还用于生产将各种材料粘合在一起的粘合剂。这些粘合剂以其强大的粘合能力和多功能性而闻名，适用于从木工到汽车组装的广泛应用。聚氨酯(urethane)粘合剂能够承受极端温度和环境条件，进一步增强了它们在工业环境中的吸引力。 尽管有许多优点，但聚氨酯(urethane)的生产和使用并非没有问题。用于合成聚氨酯(urethane)的异氰酸酯如果不采取适当的安全措施，可能对人类健康构成危害。接触异氰酸酯可能导致呼吸问题和皮肤刺激。因此，制造商必须遵循严格的安全法规和指南，以确保工人和消费者的健康。 总之，聚氨酯(urethane)是一种重要的化合物，通过提供灵活性、耐用性和抗性等基本特性，对各个行业产生了重大影响。它在泡沫、涂料和粘合剂中的应用展示了其多功能性和在现代制造中的重要性。然而，平衡聚氨酯(urethane)的好处与必要的安全预防措施，以保护工人和环境至关重要。随着研究的不断进展，我们可能会发现这种杰出材料的更多创新用途，进一步巩固其在聚合物世界中的地位。