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Textile Technology (Elective)
• To be acquainted with the polymers of which the textile fibers are made. • To familiarize with the principles of chemical processing i.e. from preparatory • process to finishing of textiles • To understand the chemistry, production and fundamental properties of natural and synthetic dyes
Polymer • Definition of Polymers, its types, degree and methods of polymerization, polymerization process, molecular weights of polymers and its determination. • Orientation of fiber molecules; their influence on the fiber properties. • Molecular structure and Morphology of cellulose, protein fibers and synthetic fibers
Fabric Construction • Brief Introduction to Woven and Knitted Garment. • Parts of a simple loom and their function • Different types of looms- Shuttle looms- pit & table; Shuttleless looms- Rapier, Gripper, Multiphas, Airjet, Waterjet; Jacquard and dobby. • Weaving- Developments in weaving. Automation in weaving machines. • Knitting- weft and warp knitting machines. Flat knitting Technology. • Developments in Non- Woven. • Other methods of fabric formation in detail- Felting, bonding, knotting, lace making and braiding.
Dyes and Auxillaries • History of dyestuffs, light, color, dyestuffs, Structure & Use wise classification of dyes. • Color – Beer’s law and lambert’s law, colour mixing system, colour order system, CIE color specification, Instruments for the measurement of color, Kubelka-Munk Theory, Relation between K-S & concentration of colourant, understanding Color difference, Hue, Chroma, etc. Understanding the use of Color Index Standards, dye shade cards and pantone colour coding. • Brief introduction to Preparatory Processes & machinery - Singeing, Desizing, Scouring, Bleaching and Mercerization. • Introduction to Dyeing & Printing auxillaries: wetting agent, dispersing agents, solvents, hygroscopic agents, antifoaming agents, oxidizing and reducing agents, softeners (anionic, cationic and non-ionic), detergents, leveling agents, carriers, bleaching agents, thickeners, binders, eco-friendly chemicals.
Dyeing & Printing • Dyeing – Principles and Mechanism of dyeing, Classification, colour and chemical constitution – direct, reactive, vat, azoic, sulphur, basic, acid, disperse and natural dyes. • Printing using dyes and pigments on - (Cotton, silk, wool, Rayon, Polyester, & blends); After treatments • Recent advancements in Dyes and Chemicals, Eco –friendly Processing of Textiles, Modern Processing of Textiles, Conservation of utilities in Textile Processing, Recent Advancements in Processing Machinery,Applications of Bio-Technology, Plasma Technology and Nanotechnology in Textiles
Finishing • Finishes – Classification of finishes, application and mechanism of mechanical, functional, chemical & specialty Finishes - Antimicrobial finish, Flame Retardant Finish, Water Repellent Finish, Soil Release Finish, Resin Finish, UV – Protection Finish, Antistatic Finish, Wrinkle free, Durable press, Flame retardant, Water proof, Soil & Satin release, Antibacterial Finish • Environmental issues of Textiles, Introduction on Banned dyes
• Technology of Textile Processing - Shenai, V.A. (1984), Vol.- IX, Sevak Publication • Hand Book of Textile Fibers - Cook, J. Gordon, Merrow Publishing Co. Ltd, England • Manmade Fibers - Moncrief: R.W, John Wiley & Sons New York. • Dyeing and Chemical technology of Textile Fibers - Trotman, E.R. (1975), Charles Griffino Company Ltd, London. • An Introduction to Textile Finishing - Marsh, J.T. (1979), B. I. Publications. • Chemicals after Treatment of Textiles - Mark H., Wooding N.S. & Atlas Smeeds, (1970), John Wiley & Sons Inc., NY. • Handbook of fiber Science and Technology, Vol. II, Chemical Process of Fibres and Fabrics, Functional Finishes Part A - Lewin, M. and Selio, Stephen B. (1983) Marcel Deker, Inc, NY and Basel. • Introduction to the Chemistry of Dyestuffs-Shenai, V. A (1991):, Sevak Prakashan • Natural Dyes and their Application to Textiles, Gulrajani M.L. and Gupta, D. (1982), IIT Delhi. • Natural dyeing process of India-Mohanty, Chandramouli, Naik, (1987), Ahmedabad, Calico Museum of Textiles.
• India Horti business on line. http:/www.agroindia.org/1HOL • Technology of Finishing-Shenai, V.A. and Saraf, N.M. (1990),Vol. X.II Edition • Fundamental Principles of Textile Processing-Shenai.V.A (1984); Vol. IX, I Edition, Sevak Pub • Evaluation of Textile Chemicals-Shenai, V.A and Mehra, R.H. (1984); Vol.VIII, Sevak Pub • Technology of Dyeing-Shenai, V.A. (1988); Vol. VI, Sevak Pub • Technology of Dyeing-Shenai, V.A. (1984) Vol.I, Edition III, Sevak Pub. • Chemistry of Dyes & Principles of Dyes-Shenai, V.A (1987); Vol.III, Edition III, Sevak Pub • Textile Fibers-Shenai, V.A (1990); Vol. I, Edition III, Sevak Pub • Chemistry of Organic Textile Chemicals-Shenai, V.A and Saraf, N.M., Sevak Pub • History of Textile Design-Shenai, V.A. (1988), Sevak Pub.
