polyimide

简明释义

英[ˌpɒlɪˈɪmaɪd]美[ˌpɑliˈɪmaɪd]

n. [高分子] 聚酰亚胺

英英释义

单词用法

同义词

反义词

例句

1.Base materials for printed circuits. part 2: specifications. specification no 15: flexible copper - clad polyimide film, of defined flammability.

印刷电路用基材。第2部分：规范。15号规范：规定易燃性的包铜软聚酰亚胺薄膜。

2.The results showed that the state of polyimide moulding powder changed with heat treating temperature.

结果表明：随着热处理温度的不同，模塑粉的结晶形态也相应发生变化。

3.The changes of structure and its effect on performance of polyimide film have been studied at different carbonization temperature.

研究了聚酰亚胺薄膜在不同碳化温度下，材料内部结构转变规律及其对材料性能的影响。

4.Polyimide membranes with high proton conductivity as well as good water stability were developed.

得到了既具有较高的质子导电率又有良好耐水性的磺化聚酰亚胺膜。

5.The humidity sensor device consists of comb electrodes, a comb polysilicon heater and the polyimide as the moisture sensing material.

本文研究的新型结构由梳状铝电极、梳状多晶硅加热条以及用作感湿材料的聚酰亚胺组成。

6.Scanning tunneling microscope (STM) is exploited to characterize morphologies and molecular structures of polyimide Langmuir-Blodgett(LB) monolayers.

扫描隧道显微镜（STM）被用来表征聚酰亚胺LB膜的形貌及分子排列结构。

7.The production technology, applications and product prices of polyimide film were overviewed in this article.

综述了我国聚酰亚胺薄膜的生产技术、应用以及产品价格。

8.The contact bulges under the bridge are achieved by the full etching and partial etching of the polyimide sacrificial layer.

在工艺上，特别采用了对聚酰亚胺牺牲层进行全刻蚀和半刻蚀的改进加工流程来实现桥背面的接触点。

9.The tensile strength of polyimide film will also be affected by the temperature of de-solvent and the heating way of thermal imidization.

不同的去溶剂温度和热亚胺化的升温方式对聚酰亚胺薄膜拉伸强度也有较大的影响。

10.The durability of polyimide makes it ideal for use in harsh chemical environments.

聚酰亚胺的耐用性使其非常适合用于恶劣的化学环境。

11.The insulation of high-temperature cables often incorporates polyimide materials.

高温电缆的绝缘材料通常包含聚酰亚胺材料。

12.In electronics, polyimide films are used as flexible substrates for circuit boards.

在电子行业中，聚酰亚胺薄膜被用作电路板的柔性基材。

13.The aerospace industry often uses polyimide for its exceptional thermal stability.

航空航天工业常常使用聚酰亚胺，因为它具有优异的热稳定性。

14.Researchers are exploring new applications for polyimide in the field of nanotechnology.

研究人员正在探索聚酰亚胺在纳米技术领域的新应用。

作文

In today's rapidly advancing technological world, materials science plays a crucial role in the development of innovative products. One such remarkable material is polyimide, which has gained significant attention due to its unique properties and versatile applications. Polyimide (聚酰亚胺) is a type of polymer that exhibits exceptional thermal stability, chemical resistance, and mechanical strength, making it an ideal choice for various industries, including electronics, aerospace, and automotive.The origins of polyimide can be traced back to the 1960s when scientists began exploring high-performance polymers. The first commercial polyimide was introduced by DuPont under the brand name Kapton, which quickly became popular in the electronics industry for its ability to withstand extreme temperatures and harsh environments. Today, polyimide is used in a wide range of applications, from flexible printed circuit boards to insulating films and coatings.One of the most notable features of polyimide is its excellent thermal stability. It can maintain its mechanical properties even at elevated temperatures, often exceeding 300 degrees Celsius. This characteristic makes polyimide an essential material for components that are exposed to high heat, such as in aerospace applications where lightweight and heat-resistant materials are critical for performance and safety.Moreover, polyimide demonstrates outstanding chemical resistance, which allows it to withstand exposure to various solvents, fuels, and chemicals without degrading. This property is particularly advantageous in the automotive industry, where materials must endure harsh conditions and potential chemical exposure.The mechanical strength of polyimide is another reason for its widespread use. It offers high tensile strength and flexibility, enabling it to be fabricated into thin films and complex shapes. This adaptability is crucial for modern electronic devices, which often require lightweight and flexible materials to accommodate compact designs and advanced functionalities.In addition to its mechanical and thermal properties, polyimide also exhibits excellent electrical insulation characteristics. This makes it a preferred choice for insulating wires and components in electronic devices, where preventing electrical interference is vital for ensuring device reliability and performance.As technology continues to evolve, the demand for advanced materials like polyimide will only increase. Researchers are actively exploring new formulations and processing techniques to enhance the properties of polyimide further. For instance, incorporating nanomaterials into polyimide matrices has shown promise in improving thermal conductivity and mechanical strength, paving the way for even more innovative applications.In conclusion, polyimide is a remarkable material that has made significant contributions to various industries due to its unique properties. Its exceptional thermal stability, chemical resistance, mechanical strength, and electrical insulation capabilities make it an invaluable asset in the development of advanced technologies. As we look towards the future, the potential of polyimide continues to inspire innovation and progress, proving that materials science is at the heart of technological advancement.

在当今快速发展的技术世界中，材料科学在创新产品的发展中发挥着至关重要的作用。其中一种显著的材料是聚酰亚胺，由于其独特的性质和多种应用而受到广泛关注。聚酰亚胺是一种高分子材料，具有出色的热稳定性、化学抗性和机械强度，使其成为电子、航空航天和汽车等多个行业的理想选择。聚酰亚胺的起源可以追溯到20世纪60年代，当时科学家们开始探索高性能聚合物。第一种商业化的聚酰亚胺由杜邦公司推出，品牌名为Kapton，该材料因其能够承受极端温度和恶劣环境而迅速在电子行业中流行。如今，聚酰亚胺被广泛应用于从柔性印刷电路板到绝缘薄膜和涂层的各种产品中。聚酰亚胺最显著的特点之一是其优异的热稳定性。它能够在高温下保持机械性能，通常超过300摄氏度。这一特性使得聚酰亚胺成为暴露于高温条件下组件的关键材料，例如航空航天应用中，轻质和耐热材料对性能和安全性至关重要。此外，聚酰亚胺表现出卓越的化学抗性，能够耐受各种溶剂、燃料和化学品的侵蚀而不降解。这一特性在汽车行业中特别有利，因为材料必须在恶劣条件和潜在化学暴露下生存。聚酰亚胺的机械强度也是其广泛应用的另一个原因。它提供高拉伸强度和柔韧性，使其能够被加工成薄膜和复杂形状。这种适应性对于现代电子设备至关重要，这些设备通常需要轻量和灵活的材料，以适应紧凑的设计和先进的功能。除了机械和热性能外，聚酰亚胺还表现出优异的电绝缘特性。这使其成为绝缘电子设备中电线和组件的首选材料，在这些设备中，防止电干扰对于确保设备的可靠性和性能至关重要。随着技术的不断发展，对像聚酰亚胺这样的先进材料的需求只会增加。研究人员正在积极探索新的配方和加工技术，以进一步增强聚酰亚胺的性能。例如，将纳米材料掺入聚酰亚胺基体中显示出改善热导率和机械强度的潜力，为更具创新性的应用铺平了道路。总之，聚酰亚胺是一种显著的材料，由于其独特的性质，已对多个行业做出了重要贡献。其卓越的热稳定性、化学抗性、机械强度和电绝缘能力使其成为先进技术开发中的宝贵资产。展望未来，聚酰亚胺的潜力将继续激励创新和进步，证明材料科学是技术进步的核心。