Archroma launches metal- and halogen-free dyes

Swiss chemical expert Archroma has developed metal- and halogen-free navy blue and black acid dyes suitable for sportswear.

The new dye has been launched with Archroma’s Nylosan S series; the company said that about 80% of the outdoor and sportswear market is dark-colored products, and there are also permanent continued development needs.

Nylosan Navy S-3R and Black S-3N series, specially developed by Archroma for polyamide and its hybrid products, have colors that are comparable to many leading color standards. Fastness, and has been registered with EU REACH, and complies with Bluesign and ZDHC Level 3 standards.

Archroma pointed out that as most sportswear manufacturers and brands know, dyeing nylon with dark colors with high color fastness is a complex process that requires a lot of energy. A lot of water and energy.

So the company designed the Consciously Deep system to effectively reduce the washing and dyeing process from 6 steps to 2 steps.

Compared with traditional processes, this system can save up to 36% of dyeing and finishing time, 64% of water resources, 46% of energy, and reduce carbon dioxide emissions by 41%.

Mark Dohmen, head of the synthetic technology competence center (competen cecentre synthetics), said: Innovation is the key driving force for Archroma’s road to sustainability. The result of combining Nylosan S navy blue with black dyes and the Consciously Deep system: products will be free of metals and halogens, manufacturers will have a more efficient process, consume less water and energy, and emit less emissions. Greenhouse gases, and can increase product value by producing ideal and durable products.

In February, Archroma launched a new vegan textile softener, 1/3 of which is plant active ingredients.

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