Method for dyeing of cotton, wool and polyamide fabrics with natural dyes

摘要

the object of the application is a dyeing cotton fabrics, wool and polyamide, natural dyes, possibly after prior zaprawieniu their salts of aluminium, iron or tin, using dyes with barwnikodajnych plant material, characterised by the fact that the dried s urowiec barwnikodajny, placed in bags or sachets of woven or non-woven filter,polyester or polypropylene or pu00f3u0142przepuszczalnego paper distributes evenly in the camera barwiarskim and leads the dyeing process. zaprawienie fabrics intended for dyeing is carried out in aqueous alkaline basic aluminium sulphate, acetate, iron (iii) chloride or tin (iv).dyeing process is carried out at 80 - 100u00b0c, at ph 5 - 8, at times the bath 1: 40 to 1: 80.