TEXTILE CHEMISTRY

Paper Code: 
HCT 322
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 
  1. To acquaint the students about the polymers of the textile fibres.
  2. To understand the chemical composition of fibre and production and fundamental properties of natural and synthetic fibres.
  3. To familiarize with the chemical processing from desizing to finishing of textiles and their principles.

 

18.00
Unit I: 
Polymer Chemistry:
  • Polymers and methods of polymerization.
  • Classification of Polymers.
  • Degree of polymerization, Molecular weight of polymer and its determination.
  • Orientation and Crystallinity of Polymer and their influence on fibre properties.

 

 

12.00
Unit II: 
Chemistry of Cellulosic Fibres:
  • Chemical composition, molecular structure, physical and chemical properties of cotton fibre.
  • Viscose, Bamboo, Lyocell, Tencel - their manufacture, properties and uses.

 

11.00
Unit III: 
Chemistry of Protein Fibres – Wool and Silk.
  • Chemical composition, Molecular structure, Physical and chemical properties.
  • Felting in wool, Degumming and Weighting of silk.

 

9.00
Unit IV: 
Chemistry of Synthetic Fibre - Polyester, Polyamides, Acrylonitrile
  • Chemistry of fibres–raw material and manufacturing process.
  • Physical and chemical properties of all the fibres and their uses.

 

 

Unit V: 
Textile Finishing:
  • Definition and importance of finishing
  • Classification of Finishes.
    1.     Mechanical Finishes.
    2. Chemical Finishes – Mercerisation, Parchmentisation, Durable Press, Wash and Wear, Wrinkle Recovery.
    3. Functional Finishes – Flame retardant, Water Repellent, Antistatic, Moth Proofing.
    4. Aesthetic Finishes- Anti microbial, Moisture Management, Self Cleaning, Nano technology.

       

 

Essential Readings: 
  1. Trotman, E.R., (1975) Dyeing and Chemical Technology of Textile Fibres, Charles Griffino Company Ltd., London.
  2. Shenai, V.A., (1991): An Introduction to the Chemistry of Dyestuffs, Sevak Prakashan.

 

References: 
  1. Shenai, V.A., (1984) Technology of Textile Processing, Vol.-IX, Sevak Publication.
  2. Cook, J. Gordon, Hand Book of Textile Fibres: Man-Made Fibres, Merrow Publishing Co. Ltd., England.
  3. Moncrief, R.W., Manmade Fibres, John Willey & Sons, New York.
  4. Marsh, J.T.,(1979) An Introduction to Textile Finishing, B.I., Publications.

 

 

Academic Year: 
2017-2018
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