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Textile Technology
Paper Code:
HCT 144 A
Credits:
4
Contact Hours:
60.00
Max. Marks:
100.00
Objective:
- 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
12.00
Unit I:
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.
12.00
Unit II:
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.
12.00
Unit III:
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 colorant, 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.
12.00
Unit IV:
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
12.00
Unit V:
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
Essential Readings:
- 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 Griffin 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.
References:
- 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
Academic Year:
