00Ø Defect: Colors are not fast to washing, Abrasion; Staining in the fabric when transporting from place to the other, water marks on the fabric ü Remedy: Wash the fabric with soap and soda ash at right temperature. Adding sequestering agent will yield good results. Treating with Ammonia will also give good results. Ø Defects …
Continue reading Defects in Dyeing with Reactive Dyes00 The dye which is capable of reacting chemically with a substrate to form a covalent dye-substrate linkage is known as reactive dye. D-SO2-CH2-CH2-OSO3Na + OH-Cell →D- SO2-CH2-CH2-O-Cell + NaHSO3 Trade name: Poocion Cebacron Remazol Levafix Primazin Properties: Reactive dyes are cationic dyes. Found in powder or liquid form. Forms covalent bond. Soluble in water. …
Continue reading Reactive Dye and its Properties and Classifications
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