PRODUCTION OF DISCHARGE STYLE ON FIBER MATERIAL

In the process for production of discharge reserve prints on textile material comprised of water-repellent fibers or water repellent fibers mixed with cellulose fibers, wherein a disperse dyestuff which is dischargeable to white is applied in the form of a dye liquor or printing paste to the textile...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: URURITSUHI BIYUURERU, KURUTO ROOTO, YOAHIMU RIBUKA, TEO SHIYUTAARU
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In the process for production of discharge reserve prints on textile material comprised of water-repellent fibers or water repellent fibers mixed with cellulose fibers, wherein a disperse dyestuff which is dischargeable to white is applied in the form of a dye liquor or printing paste to the textile material after which said material is dried or incipiently dried, and a discharge reserve printing paste is printed on the material in the desired pattern, and the thus treated material is subsequently subjected to a heat treatment at temperatures of 100 DEG to 230 DEG C., the improvement comprises said disperse dyestuff which is dischargeable to white is a dyestuff of the formula as more fully defined herein and wherein said discharge reserve printing paste contains, as the discharging agent, a base which produces a pH value of at least 8 in a 5% strength aqueous solution.