Last Updated on: 29-Jan-2024 (5 months, 29 days ago)
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Spandex, also known as Lycra or elastane, is a synthetic fiber that was first developed in the late 1950s by the chemical company DuPont. Spandex is known for its exceptional stretch and recovery properties, which allow it to stretch up to five times its original length and then return to its original shape without losing elasticity. Spandex is widely used in the textile industry, particularly in the production of garments that require a high degree of stretch and recovery, such as swimwear, athletic wear, and undergarments.
Spandex is made from a polymer called polyurethane, which is a type of plastic. The polymer is first produced in a liquid form, which is then spun into fibers through a process called dry spinning. During this process, the liquid polymer is forced through a spinneret, a device that looks like a showerhead with tiny holes. As the liquid polymer is forced through the spinneret, it solidifies into long, thin fibers.
Spandex fibers are incredibly strong and durable, which is why they are often used in garments that need to withstand frequent washing and wear. The fibers also have excellent resistance to moisture, which makes them ideal for use in swimwear and other water-resistant garments. Spandex fibers are also resistant to oils, lotions, and other chemicals, which helps to prevent damage to the fibers.
One of the most significant advantages of spandex fibers is their exceptional elasticity. The fibers can be stretched up to five times their original length without breaking or losing elasticity. This property makes spandex ideal for use in garments that require a high degree of stretch and recovery, such as athletic wear and shapewear. The fibers also have excellent recovery properties, which means that they can return to their original shape after being stretched.
Spandex fibers are often combined with other fibers to create fabrics that have the desired properties for specific applications. For example, spandex is often blended with cotton to create a fabric that has the softness and breathability of cotton, but also the stretch and recovery properties of spandex. Spandex can also be blended with polyester, nylon, and other fibers to create fabrics that have a wide range of properties.
In addition to its use in garments, spandex fibers are also used in a variety of other applications. For example, spandex is used in the production of elastic bands, waistbands, and other accessories that require a high degree of elasticity. Spandex fibers are also used in medical applications, such as the production of compression stockings and other garments that provide support and compression.
Overall, spandex is a versatile and widely used synthetic fiber that has revolutionized the textile industry. Its exceptional stretch and recovery properties make it ideal for use in garments that require a high degree of elasticity, and its durability and resistance to moisture and chemicals make it a popular choice for swimwear, athletic wear, and other applications. As technology continues to advance, it is likely that spandex will continue to play a significant role in the development of new and innovative textiles.
A manufactured elastomeric fiber that can be repeatedly stretched over 500% without breaking, and will still recover to its original length. Spandex increases the life of a garment, making it more sustainable. It adds stretch and versatility and contributes to a wider array of fashion fabrications. Lycra is the same as spandex.
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The city of Zhangjiakou in Hebei province is known for its production of high-quality wool textiles.