Chemical Processing of Textiles-II detail syllabus for Textile Engineering (Textile), 2017 scheme is taken from VTU official website and presented for VTU students. The course code (17TX45), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below.
For all other textile 4th sem syllabus for be 2017 scheme vtu you can visit Textile 4th Sem syllabus for BE 2017 Scheme VTU Subjects. The detail syllabus for chemical processing of textiles-ii is as follows.
Course Objectives:
- To make students learn and understand the basics and advancements in dyeing processes in textile industry.
- To make the students exposed to various machinery employed for the above processes.
- To understand the chemistry of dyes and dyeing auxiliaries and their potential application for various textile fibre fabrics.
- To enhance the knowledge of students towards computer colour matching concepts, ecofriendly dyeing processes and natural dyes.
Module 1
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Module 2
Chemistry, properties and application of dyes for Cellulosic fibres: Direct dyes – Classification, properties, application procedures, after treatments to direct dyed goods. Reactive dyes – Classification, properties, dyeing conditions, application procedures. Vat dyes – Classification, properties, dyeing conditions, application procedures. Sol-vat dyes – Classification, properties, dyeing conditions, application procedures. Sulphur dyes – Classification, properties, dyeing conditions, application procedures. Azoic dyes – Classification, properties, dyeing conditions, application procedures.
Module 3
Chemistry, properties and application of dyes for Protein fibres: Acid dyes – Classification, properties, dyeing conditions and application procedures. Basic dyes – Classification, properties, dyeing conditions and application procedures. Mordant dyes – Classification, properties, dyeing conditions and application procedures. Metal Complex Dyes – Classification, properties, dyeing conditions and application procedures. Introduction to natural dyes and their methods of application.
Module 4
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Module 5
Garment Dyeing, Dyeing machinery and Concepts of Colour Matching: Preparatory process for garment dyeing, specialty chemicals and dyes used for garment dyeing. Different types of dyeing practices for various types of garments, precautions to be taken for effective dyeing of garments. Quality control in garment dyeing and garment dyeing machines. Working principles of dyeing machines for yarns and fabrics such as Winch, Jigger, Jet dyeing machines, HTHP dyeing machines etc. Latest developments in dyeing machinery.
Introduction to colour measurement and computer colour matching concepts. Spectrophotometers and determination of K/S value, Yellowness, Whiteness and Brightness indices.
Course Outcomes:
On completion of this course, students will be able to:
- Learn the chemistry of the various dyes and dyeing processes carried out in chemical processing department.
- Gain knowledge about the dyeing machinery involved.
- Understand the recipes used in dyeing of cellulosic, protein, synthetic fibres and blends.
- Exposed to actual mechanisms involved in various dyeing operations and processes carried out in the industry.
- Gain knowledge about latest developments in dyeing, dyes and auxiliaries, natural dyes etc.
- Gain confidence to work in a dye house.
Graduate Attributes (as per NBA):
- Engineering Knowledge
- Problem Analysis
- Design/development of solutions (partly)
- Interpretation of data
Scheme of Examination-Question paper pattern
- Two full questions (with a maximum of four sub questions) of TWENTY marks each to be set from each module.
- Each question should cover all contents of the respective module.
- Students have to answer five full questions choosing one full question from each module
Text Books:
- Textile Preparation and Dyeing – Asim Kumar Roy Choudhury, SDC, India, 4011
- Dyeing and Chemical Technology of Textile Fibres – E.R. Trotman, Wiley, 1985
- Fundamentals and Practices in Colouration of Textiles – J.N. Chakraborty, Woodhead Publishing India Pvt Ltd, 4010
- Handbook of Textile and Industrial Dyeing – Volume -1, Principles, processes and types of dyes. Edited by M Clark – Woodhead Publishing Ltd. 4011
- Technology of Dyeing – Volume – 6 of Technology of textile processing, V AShenai, Sevak Publications, Mumbai, 1984.
- Textile dyeing operations: chemistry, equipment, procedures, and environmental aspects -Shrikant V. Kulkarni, Noyes Publications, 1986
- Textile Chemistry, Vol. III – The physical chemistry of dyeing, R. H. Peters, Elsevier, Amsterdam, The Netherlands, 1975
Reference Books:
- Textile Auxiliaries and Finishing Chemicals- ATIRA Publications.
- Modern techniques of textile Bleaching- Dyeing, and Finishing, SITRA Pub.
- Chemical Processing of Cotton, Polyester Cotton Blends- J.R.Modi and A.R. Garde – 1960, TAI Publications.
- Dyeing of Polyester Blends- M L Gulrajani, 1960, TAI Publications.
- Principles and practice of Dyeing- V A Shenai, 1993 Sevak Publications.
For detail syllabus of all other subjects of BE Textile, 2017 scheme do visit Textile 4th Sem syllabus for 2017 scheme.
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