Archroma offers metal-free black and navy dyeing solutions for polyamide

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Swiss specialty chemicals provider Archroma, based in Pratteln, has added two new metal-free and acid-free acid dyes into its Nylosan S range. Nylosan Navy S-3R and Black S-3N were specially developed for polyamides and blends, polymers that require a complex dyeing process that is energy and water-consuming. According to the ...

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