TEXTILE TECHNOLOGY (ELECTIVE)

Paper Code: 
FSD 144 G
Credits: 
04
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: 
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: 
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, Multiphase, 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: 
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 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.

                                                                            

 

12.00
Unit IV: 
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: 
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: 
  • Shenai, V.A. (1984), Technology of Textile Processing - Vol.- IX, Sevak Publication
  • Cook, J. Gordon, (1984),Hand Book of Textile Fibers -  Merrow Publishing Co. Ltd, England
  • Moncrief: R.W,(1963) Manmade Fibers, Formerly Artifical fiber,John Wiley & Sons New York.
  • Trotman, E.R. (1975), Dyeing and Chemical technology of Textile Fibers - Charles Griffino Company Ltd, London.
  • Marsh, J.T. (1979), An Introduction to Textile Finishing - B. I. Publications.
  • Mark H., Wooding N.S. & Atlas Smeeds, (1970), Chemicals after Treatment of Textiles - John Wiley & Sons Inc., NY.
  • Lewin, M. and Selio, Stephen B. (1983) Handbook of fiber Science and Technology, Vol. II, Chemical Process of Fibres and Fabrics, Functional Finishes Part A - Marcel Deker, Inc, NY and Basel.
  • Shenai, V. A (1991):, Introduction to the Chemistry of Dyestuffs-Sevak Prakashan
  • Gulrajani M.L. and Gupta, D. (1982), Natural Dyes and their Application to Textiles,IIT Delhi.
  • Chandramouli, Naik, (1987), Natural dyeing process of India-Mohanty, Ahmedabad, Calico Museum of Textiles.

 

References: 
  • India Horti business on line. http:/www.agroindia.org/1HOL
  • Shenai, V.A. and Saraf, N.M. (1990), Technology of Finishing-Vol. X.II Edition
  • Shenai.V.A (1984); Fundamental Principles of Textile Processing-Vol. IX, I Edition, Sevak Pub
  • Shenai, V.A and Mehra, R.H. (1984); Evaluation of Textile Chemicals- Vol.VIII, Sevak Pub
  • Shenai, V.A. (1988); Technology of Dyeing-Vol. VI, Sevak Pub
  • Shenai, V.A. (1984) Technology of Dyeing-Vol.I, Edition III, Sevak Pub.
  • Shenai, V.A (1987); Chemistry of Dyes & Principles of Dyes-Vol.III, Edition III, Sevak Pub
  • Shenai, V.A (1990); Textile Fibers-Vol. I, Edition III, Sevak Pub
  • Shenai, V.A. (1988), History of Textile Design- Sevak Pub.

 

Academic Year: 
2022-23
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