Wrinkle-free agents are chemicals that are applied to fabrics to reduce or eliminate wrinkles. These agents work by crosslinking the cellulose fibers in the fabric, which helps to maintain the shape of the garment and prevent the formation of wrinkles.

The functions of wrinkle-free agents in textiles include:

1. Reducing wrinkles: The primary function of wrinkle-free agents is to reduce or eliminate wrinkles in fabrics. This helps to improve the appearance of the garment and reduce the need for ironing or pressing.
2. Improving fabric durability: Wrinkle-free agents can also improve the durability of the fabric, by reducing the amount of stress and strain placed on the fibers during use. This can help to prolong the life of the garment and reduce the need for repairs or replacement.
3. Improving fabric hand: Wrinkle-free agents can also improve the hand of the fabric, making it softer and more comfortable to wear. This is particularly important in applications where fabric comfort is a key consideration, such as in apparel or bedding.
4. Reducing processing time: Wrinkle-free agents can help to reduce processing time in textile manufacturing, by eliminating the need for ironing or pressing during finishing. This can help to improve efficiency and reduce costs.

Overall, wrinkle-free agents are an important specialty chemical in the textile industry, providing a range of benefits such as reducing wrinkles, improving fabric durability and hand, and reducing processing time. They are widely used in the manufacturing of a variety of fabrics, including cotton, polyester, and blends.