TEXTILE PROCESSING

Paper Code: 
DHSC 513(C)
Credits: 
04
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

This course will enable the students to –

  1. Impart knowledge about dyeing and printing techniques on fabrics.
  2. Acquaint the students with various techniques of finishes on textiles.

Course Outcomes (COs):

Course

Learning outcomes

(at course level)

Learning and teaching strategies

Assessment

Strategies

Paper Code

Paper Title

DHSC 513C

 

 

 

 

 

 

 

 

 

Textile Processing

(Theory)

 

 

 

 

 

 

 

 

 

The students will be able to –

CO248: Outline the concept of pre-treatment’s used for dyeing and printing

 

 

CO249: Identify various methods of  dyeing and printing for various textile and apparels

 

CO250: Classify the dyes and its types

 

CO251:  Explain various dyes according to Chemistry and mode of application

 

CO252: Develop understanding of various finishing methods and its application methods

Approach in teaching:

Interactive Lectures, Discussion, Tutorials, Reading assignments

 

Learning activities for the students:

Self learning assignments, Effective questions, Simulation,  presentation, Giving tasks

 

Class test, Semester end examinations, Quiz, Solving problems in tutorials, Assignments, Presentation

 

 

12.00
Unit I: 
Pretreatments
  • Pretreatment given to fabric: singeing, scouring, de-sizing, bleaching
  • Terminology and theory of dyeing
  • Auxiliaries used in dyeing and printing

Wetting agents, dispersing agents and solvents

Hygroscopic agents

Anti foaming agents

Oxidizing and reducing agents

Carriers

Binders and thickeners

 

12.00
Unit II: 
Dyeing
  • Classification of dyes
  • Chemistry and mode of application of direct, acid, basic, azoic, reactive, sulphur, vat, mordant and disperse dyes

 

 

12.00
Unit III: 
Printing
  • Methods of printing
    • Block printing
    • Roller printing
    • Stencil, screen(flat and rotary) printing
    • Innovative printing methods: Digital, Transfer, Jet Spray and Polychromatic, Electrostatic, Photo Printing.

 

12.00
  • Styles of printing – direct, discharge, resist, dyed
  • Fixation of prints: Ageing, Steaming, Baking, Wet development
  • Washing of printed goods

 

12.00
Unit V: 
Finishing
  • Definition, Importance of finishing
  • Classification of finishes
  • Preparatory Process- Desizing, Scouring and Bleaching
  • Mechanical finishes- Sizing, Singeing, Mercerization, Napping, Embossing,    Calendaring,
  • Functional finishes- Wrinkle resistant, Water-resistant and repellent, Flame Retardant, Soil Repellant, Mothproof and Anti static.
  • Bio finishes

 

 

Essential Readings: 
  • Corbman, P. B., Textiles-Fiber to Fabric, Gregg Division/ McGraw Hill Book Co. US. 1985..
  • Dhantyagi S., Fundamentals of textiles & their care, Orient Longman limited  New Delhi.
  • Lyle, Dorthy S. et.al., Contemporary clothing, Benett & Mc Knight publishing company Peorie
  • Corbman., P. B., Textiles Fiber to Fabric Gregg, Division, Mc Graw Hill Book.
  • Phyllis, G. Tortora., Understanding Textile, (2nd Edition), Pearson, 1997.
  • Joseph J. Pizzuto, Fabric science, 5th ed., Fairchild publication, New York 1987.
  • Kadolph, Sara, J. and Anna L. Langford, Textiles, 11th Edition, Pearson Education (US) 2010.
  • Joseph, M.L., Essential of Textiles (5th edition), Holf, Rinecharts and Winston Publication, Florida 1988.
  • Sekhri, Seema, Text Book of Fabric Science fundamentals to Finishing, PHI Learning Pvt, Ltd, New Delhi, 2011.
  • Sundaram, P. Mishra, Fiber Science and Technology, New Age International, New Delhi, 2010.
  • Rastogi D. and Chopra S., Textile Science, Orient Blackswan Publication, 2017

 

Academic Year: 
2021-2022
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