T-P-4 (textile engineering) Theory of finishing process

Classification of textile fibres and dyes, influence of fibre and dye structures on the dyeing process, thermodynamics of dye sorption, diffusion and rate of dyeing, relationship between dye and fibre, interactions between dyes and auxiliaries, chemical reactions in dye-bath, action of oxidising and reducing agents to fibres, enzymatic catalysed processes, rheology of media, wetting and wicking of textile surfaces, processes at solid-liquid interface, models and methods for determining the surface free energy components.