Eupatorium is product of eupatorium perfoliatum knowns as common boneset. It is also called agueweed, feverwort, or sweating-plant.It is nearly always found in low, wet areas. E. perfoliatum leaves and roots contain mixed phytochemicals, including polysaccharides (containing xylose and glucuronic acid), tannins, volatile oil, sesquiterpene lactones, sterols, triterpenes, alkaloids, and various flavonoids, such as quercetin, kaempferol, and caffeic acidTannin are present in eupatorium leaves and bark also. It is mostly use in traditional medicine like dengue and fever And in textile purpose. Eupatorium give a light Yellow shade on cotton with alum .eupatorium powder Easily soluble in water.
(A) Pre Mordant 1 :- Pre-treat the material with alum 10% of fabric weight at 80°C for 60 mins.
(B) Dyeing :- Add the required amount of dye to the dye bath. PH of dye bath needs to be maintained at pH 9. If it's higher than pH 9 add vinegar, if below pH 9, use lime or soda ash. Stir well to dissolve the dye. Add fabric to the dye bath and maintain at 90°C for 60-80 mins. We check all our natural dyes at 30% of fabric weight, you can amend the percentage as per lighter or darker shade required.
(C) Post Treatment :- Conduct soaping of the dyed material with non-ionic detergent (0.5gpl) at 50°C for 35 mins.
(D) Hot wash and then cold wash the material.
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