Tracing the development of spandex, people often marvel at the legend behind this technological miracle. Spandex is a polyurethane polymer, first developed by DuPont and first put into commercial production in the 1950 s. At that time it was born to find the best solution to replace natural rubber. With the deepening of research and continuous improvement of technology, it has now developed into a synthetic fiber with a variety of excellent characteristics.

Since its inception, spandex has quickly attracted the attention of all walks of life and gradually entered the public eye. Especially in the textile industry, it is widely praised for its excellent elasticity and resilience, and is widely used in various types of clothing. Whether it is tights, casual suit and even haute couture, you can see the "invisible hero" figure. It can be said that no kind of fabric can completely change people's understanding and expectation of traditional knitwear like spandex.

What makes spandex so unique? This is mainly due to its unique chemical composition and microstructure. As a thermoplastic elastomer material, spandex molecular chain contains a large number of flexible soft segments and rigid strong segments arranged alternately. When subjected to external tension, these soft segments can rotate freely and extend their length; and after the stress is removed, they rely on internal hydrogen bonds to shrink back to the original form, thus showing a very high rebound rate.

Compared to traditional natural plant fibers such as cotton or flax, the biggest advantage of spandex is that it can be stretched repeatedly without losing its original shape. The specific data shows that under the same conditions, the maximum extension of the fabric containing a certain proportion of spandex blended fabric is more than twice that of the cotton fabric. This means that even after frequent washing and drying, it will not be easily deformed and out of shape, and always maintain good appearance quality.

Under the background of the global fitness boom, more and more people begin to pay attention to physical fitness. For those who love running, riding, mountaineering, skiing and other activities, it is particularly important to have a set of professional sportswear. At this time, it is the opportunity for spandex to show its skills-due to its excellent fit and strong support and protection function, athletes can get an unprecedented feeling of freedom during high-intensity training.

Many professional athletes reflect that they are more comfortable and smooth after wearing clothes containing high levels of spandex, reducing unnecessary frictional resistance, and effectively alleviating muscle tension to prevent injury. In addition, thanks to the moisture-wicking and quick-drying properties of this high-tech fabric, even if you sweat a lot, you don't have to worry about stuffy discomfort.

When we talk about the essential part of home life-underwear, it is easy to ignore how many scientific principles are hidden behind them. In fact, in order to provide every female friend with the most intimate and thoughtful service guarantee, the major well-known brands are actively seeking ways to innovate and break through. One of the indispensable key technologies is to introduce the right amount of spandex to improve the performance and quality level of existing products.

The soft, skin-friendly touch and good breathability of spandex are essential to the health of human skin. It can not only prevent the occurrence of allergic reactions caused by long-term wear, but also play a certain massage health care effect. According to survey statistics, more than 80% of people who have tried this new type of underwear and clothing say they feel very comfortable and are willing to continue to buy back support.

Walking between the streets, you will find that almost everyone, men and women, old and young, has something with spandex elements. This is because designers know how to make full use of this treasure-like raw material resource and skillfully integrate it into various popular trends to create a series of works that are eye-catching.

For example, if a little spandex is added to the classic jeans, it can easily solve the problem of unfitting in the past and achieve a better self-cultivation effect. The same principle applies to dress or overskirt styles. Not only that, even seemingly insignificant small objects such as socks, gloves, scarves, hats and other accessories have become more delicate and durable because of the presence of spandex.

In the face of increasingly severe environmental challenges, all sectors of society have called for accelerating the pace of green and low-carbon transition. In this case, the research and development of a new generation of spandex has also begun to move towards a more energy-saving and environmentally friendly direction. Scientists are committed to developing new recyclable product lines, hoping to contribute to the earth's homeland by reducing energy consumption and emissions.

At present, there have been many recycled versions of spandex produced from bio-based raw materials on the market, which not only meets the needs of consumers for a high quality life, but also reflects the determination of the business community to fulfill its social responsibility. In the next few years, it is expected that more technological innovations will emerge, further promoting the entire industry to move towards a virtuous circle.

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