Preparation of Textiles for Coloration detail syllabus for Textile Chemistry (Text Chem), 2017 regulation is taken from Anna University official website and presented for students of Anna University. The details of the course are: course code (TC8403), Category (PC), Contact Periods/week (3), Teaching hours/week (3), Practical Hours/week (0). The total course credits are given in combined syllabus.
For all other text chem 4th sem syllabus for b.tech 2017 regulation anna univ you can visit Text Chem 4th Sem syllabus for B.Tech 2017 regulation Anna Univ Subjects. The detail syllabus for preparation of textiles for coloration is as follows.”
Course Objective:
- To facilitate the students to learn about the pre-treatments of various kinds of textile materials involved in textile wet processing industries.
Unit I
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Unit II
Mercerisation
Mercerizing – conditions. Physical and Chemical changes – Mercerizing of coloured goods P/C blends and tubular knits.Typical recipe for desizing of different materials – different desizing methods. Effects of Time, Tension, Caustic Concentration, Temp on mercerizing effects. Stack mercerizing, Hot mercerizing, mercerizing of blending fabrics.
Unit III
Scouring
Principles of Scouring: jumbo/JT-10, Vapourlac and soft flow machine, Chemical and auxiliaries for Scouring – Scouring of coloured goods – Degumming of Silk, Scouring of wool, silk P/C, P/V blends – Scouring of Jute, Souring of synthetic textiles, Solvent Scouring, Bio Scouring. Auxiliaries required for scouring of different materials and with respect to different materials.
Unit IV
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Unit V
Developments
Developments in grey preparation – combined processing enzymatic scouring and bleaching, cold bleaching; prograde process (liquid ammonia mercerization) Developments in desizing, Scouring, Bleaching and mercerizing, plasma based preparation, ozone bleaching.
Course Outcome:
Upon completion of the course, the students will be able to
- Design wet processing techniques such as singeing, desizing, mercerizing, scouring and bleaching of different textile materials at desired levels.
- Understand the process control of pre treatment processes
Text Books:
- Trotman, E.R., Textile Scouring and Bleaching, Charless Griffins, Com. Ltd., London 1990.
- Shenai V.A., Technology of Bleaching and Mercerizing, Sevak Publications, Wadala, Chennai, 1991.
- Charles Tomasno, Chemistry and Technology of fabric Preparation and Finishing, North Carolina State University, USA,1992
References:
- Nalankilli.G, Edwin Sundar.A, Chemical Preparatory Processes for Textiles, NCUTE Publications, New Delhi, 2002
- Karmakar, S.R., Chemical Technology in the Pre-Treatment Processes of Textiles. Elsevier Science, 1999
- Chakraborty, J.N, Fundamentals and Practices in colouration of textiles, Woodhead Publishing India, 2009, ISBN – 13: 978-81-908001-4-3.
For detail syllabus of all other subjects of B.Tech Text Chem, 2017 regulation do visit Text Chem 4th Sem syllabus for 2017 Regulation.
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