“Quite a bit of work has been invested in modernizing the denim dyeing and finishing industry over the last 25 years,” said Mary Ankeny, Cotton Incorporated’s VP, product development and implementation operations, textile chemistry research. “I’m actually not sure if any other segment of the textile industry has benefited as much from technological advancements as denim garment finishing.”
This surge of innovation is the catalyst for alternatives to conventional denim, including dye techniques offering more sustainable and unique attributes. Uv Printing Machine Supplier
In a webinar last week, Ankeny and Kristie Rhodes, Cotton Incorporated manager, woven product development, shared how jeanswear manufacturers can rethink how traditional denim gets colored.
Printed Outdoor Canvas Fabric Cotton develops a slightly negative charge when it is immersed in water. Unfortunately, most dyes also have a negative charge in water, meaning makers must add salt to move the dyes from the bath to the cotton fiber. “A cationic treatment can impart a permanent positive charge to cotton, eliminating the need for salt in the dyebath. Another benefit to this application is that the cotton can attract and hold virtually all the dye in the dye bath, so no dye goes down the drain