TEXTILE PROCESSING

Paper Code: 
DHSC 513 (C)
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

  Course Objectives (COs):

This course will enable the students to –

  1. Impart knowledge about dyeing and printing techniques on fabrics.
  2. Understand various techniques of textile finishes.
  3. Impart knowledge of basic processing of textiles.
  4. Impart knowledge of eco-friendly processing in textiles.

Course Outcomes (COs):

 

 

Learning outcomes

(at course level)

Learning and teaching strategies

Assessment

Strategies

  
 

The students will be able to –

 

CO249:Outline the concept of pre-treatment’s used for dyeing and printing

CO250:Identify various methods of  dyeing and printing for various textile and apparels

CO251:Classify the dyes and its types

CO252: Explain various dyes according to Chemistry and mode of application

CO253: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: 
Pre-treatments

 

  • Pre-treatment 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: 
Styles of Printing

 

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

 

  • Definition, Importance of finishing
  • Classification of finishes
  • Mechanical finishes- Sizing, Singeing, Mercerization, Napping, Embossing, Calendaring,
  • Functional finishes- Wrinkle resistant, Water-resistant and repellent, Flame Retardant, Soil & Stain Release, Mothproof and Anti-static.
  • Bio finishes

 

Essential Readings: 

 

  • Dhantyagi S., Fundamentals of textiles & their care, Orient Longman limited New Delhi.
  • Shennai V.A.: Chemistry of Dyes and Principles of Dyeing, Sevak Prakashan Mumbai.
  • Corbman., P. B., Textiles Fiber to Fabric Gregg, Division, Mc Graw Hill Book.

 

References: 
  • 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

E- Resources:

Reference Journals:

 

 

 

Academic Year: 
2023-2024
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