Processes and installations for dyeing synthetic fibers and dyed fibers and fabrics containing said dyed fibers

A process for dyeing, in particular vat dyeing, or coating synthetic fibers, in particular polyester fibers and/or polyamide fibers, or yarns comprising or consisting of synthetic fibers or fabrics comprising or consisting of synthetic fibers or of yarns comprising or consisting of synthetic fibers,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	PARLADI, Fatma Müzeyyen, ERTEK AVCI, Münevver, YENICI, Hamit, GENÇ, Ayse, KARADUMAN, Ahmet Serhat, ASLAN, Derya
Format:	Patent
Sprache:	eng
Schlagworte:	DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM DYEING OR PRINTING TEXTILES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR LAUNDERING TEXTILES TREATMENT OF TEXTILES OR THE LIKE TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS WALL, FLOOR OR LIKE COVERING MATERIALS, e.g. LINOLEUM,OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF AFIBROUS WEB COATED WITH A LAYER OF MACROMOLECULARMATERIAL
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Beschreibung
Zusammenfassung:	A process for dyeing, in particular vat dyeing, or coating synthetic fibers, in particular polyester fibers and/or polyamide fibers, or yarns comprising or consisting of synthetic fibers or fabrics comprising or consisting of synthetic fibers or of yarns comprising or consisting of synthetic fibers, said process comprising the steps of: a) providing a multitude of fibers comprising or consisting of synthetic fibers, in particular polyester fibers and/or polyamide fibers, or providing at least one yarn, in particular a multitude of yarns, comprising or consisting of synthetic fibers, in particular polyester fibers and/or polyamide fibers, or providing at least one fabric comprising or consisting of synthetic fibers, in particular polyester fibers and/or polyamide fibers, or of at least one yarn, in particular a multitude of yarns, comprising or consisting of synthetic fibers, in particular polyester fibers and/or polyamide fibers; and b1) providing at least one powdered dye or a powdered precursor dye, in particular powdered leuko dye, or providing at least one aqueous dye formulation or at least one aqueous precursor dye formulation, in particular an alkaline aqueous leuko dye formulation, c1) providing an aqueous system comprising at least one lipase enzyme, in particular lipase from Candida sp., and d1) pretreating said multitude of fibers or said yarn or said multitude of yarns or said fabric with the aqueous system comprising the at least one lipase enzyme, in particular lipase from Candida sp., and e1) coating or dyeing said pretreated multitude of fibers or said pretreated yarn or multitude of yarns or said pretreated fabric with said at least one powdered dye or with said powdered precursor dye, in particular powdered leuko dye, or with said at least one aqueous dye formulation or with said at least one aqueous precursor dye formulation, in particular the alkaline aqueous leuko dye formulation; or b2) providing at least one powdered dye or a powdered precursor dye, in particular powdered leuko dye, or providing at least one aqueous dye formulation or at least one aqueous precursor dye formulation, in particular an alkaline aqueous leuko dye formulation, c2) providing an aqueous system comprising nano-sized polyurefhane particles, at least one cross-linking agent and at least one wetting agent and d2) pretreating said multitude of fibers or said yarn or said multitude of yarns or said fabric, in particular said fabric, with said aqueous system compri