Teijin Frontier, the Japanese Teijin Group’s fibres and products converting company, has developed a new technology to eliminate polyurethane (PU) elastane fibres from discarded polyester apparel.
A new processing agent is used during the pretreatment phase of the chemical recycling process, which helps improve the quality of the recycled polyester fibre. In addition to removing the elastane fibre, the new technology eliminates foreign materials such as dyes.
Teijin Frontier has been conducting tests of this new technology since October 2022.
Read the full article via this link: https://www.innovationintextiles.com/fibres-yarns-fabrics/eliminating-elastanes-in-polyester-blends/