Nowadays, it’s hard to imagine a world without textiles. This applies in particular to the clothing that each of us wear every day. Clothes provide comfort and protection, and for a large group of people it is also an extremely important way to express their style and personality. Textile industry is often called one of…
DYEING Dyeing is the application of dyes or pigments on textile materials such as fibers, yarns, and fabrics with the goal of achieving color with desired colorfastness. Dyeing is normally done in a special solution containing dyes and particular chemical material. Dye molecules are fixed to the fiber by absorption, diffusion, or bonding with temperature and time being key controlling factors. The bond between dye molecule and fiber may be strong…
Golam MawlaDaffodil International UniversityDepartment of Textile EngineeringEmail: mawla3140@diu.edu.bd Introduction:A dye is a coloured compound, normally used in solution, which is capable of being fixed to a fabric. The dye must be ‘fast’ or chemically stable so that the colour will not wash with soap and water, fade on exposure to sunlight etc. Dyeing is normally done in…