METHOD FOR THE TREATMENT OF ARAMID MATERIAL AND FIBER, YARN, AND FABRIC MADE THEREBY

This invention relates to a method for providing a dyed meta-aramid material, wherein said method comprises at least a step of pretreatment of the material and a subsequent step of dyeing the material, characterized in that the step of pretreatment is carried out under closed conditions, in the pres...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Capt Andre, Munoz Eduard, Wyss Kurt Hans
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:This invention relates to a method for providing a dyed meta-aramid material, wherein said method comprises at least a step of pretreatment of the material and a subsequent step of dyeing the material, characterized in that the step of pretreatment is carried out under closed conditions, in the presence of an aqueous medium, and at a target temperature of 80 to 130° C. This invention also relates to fibers, yarns, and fabrics obtained from this method.