Cationic dye tam sim no feem ntau yog siv rau dyeing ntawm polyester fiber thiab acrylic fiber.Yog hais tias qhov kub thiab txias pib nce, lub cation yuav maj mam dissociated, muaj peev xwm yuav siv tau ua ke nrog rau lwm yam cationic acids xws li kua qaub dyes, ncaj qha. dyes thiab reactive dyes.