METHOD OF DYEING WOOL MATERIALS WITH CHROME DYES

摘要

FIELD: textile industry.;SUBSTANCE: method is distinguished by treating wool materials with dyeing solution followed by treatment with composition comprising substance helping fixation of dye on material, in particular oxyethylidenediphosphonic acid and/or silica-based waste from filtration stage of aluminum fluoride production process, this substance being used in amounts between 0.05 and 20 g/L.;EFFECT: improved color characteristics of dyes, simplified dyeing technology, improved environmental conditions and economical efficiency.;1 tbl, 7 ex