Chemical Processing of Textiles – I Syllabus for VTU BE/B.Tech Textile Engineering & Silk Technology third sem complete syllabus covered here. This will help you understand complete curriculum along with details such as exam marks and duration. The details are as follows.
| Subject Code | 15TX35 | IA Marks | 20 |
|---|---|---|---|
| Number of Lecture Hours/Week | 4 | Exam Marks | 80 |
| Total Number of Lecture Hours | 52 | Exam Hours | 3 |
CREDITS – 04
Course Objectives: This course aims at updating the knowledge of students in the following fields of chemical processing of textiles
- Basics of wet processing, sequences.
- Different preparatory process of singeing, desizing, scouring, bleaching and mercerization.
- Machineries used for various wet processing activities.
- Recent advances in wet processing activities.
| Modules | Teaching Hour | Revised Bloom’s Taxonomy (RBT) Level |
|---|---|---|
| Module -1 | _ | |
| Introduction to processing operations and sequences Chemicals and auxiliaries used for textile wet processing and their functions. Introduction to shearing and cropping. Objects of shearing and cropping. Objects of singeing, methods of singeing, working of various singeing machines, latest developments in singeing | 10 Hours | L1, L2 |
| Module -2 | _ | |
| 10 Hours | L1, L2,L3 | |
| Module -3 | _ | |
| Objects of bleaching, mechanism of bleaching and methods of bleaching. Bleaching of cellulosic fibres, natural protein fibres, common manufactured fibres and common fibre blends. Latest developments in bleaching. Objects of optical whitening, chemistry of optical whitening agents and optical whitening process for common fibres. Quality control methods for testing scoured and bleached materials and methods used for determination of degradation of cotton, during scouring and bleaching. | 12 Hours | L1, L2, L3 |
| Module -4 | _ | |
| Machines used for desizing, scouring and bleaching. Batch processes, semi continuous processes and continuous processes. Objects of mercerization, history and developments of mercerization, physical and chemical changes in cotton due to mercerization, various factors affecting mercerization, degree or efficiency of mercerization. | 11 Hours | L1, L2, L3, L4 |
| Module -5 | _ | |
| Methods of mercerizing yarns and fabrics. Machines used for mercerization, taught and slack mercerization. Principle of hot mercerization. Test methods for mercerized fabrics. Latest developments in mercerization. Brief study on eco-friendly preparatory processes. Water and energy management in preparatory processes. | 10 Hours | L2, L3,L4 |
Course outcomes:
- This subject helps the student to acquire knowledge of preparatory process of wet processing and pre preparatory process.
- This subject prepares the student work in chemical processing industry.
- Students are exposed to research field in chemical processing technology.
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 sixteen 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:
- Technology of Textile Processing- Vol. III, V A Shenai, 1975, Sevak Publications
- Technology of Bleaching and Dyeing of textile fibres – Chakraborthy, 1972, Coxtown publications
- Mercerization- J T Marsh, 1979, B I Publications.
- Scouring and Bleaching of Cotton- J.T. Marsh, 1979, B I Publications.
- Dyeing and Chemical Technology of textile Fibres- E.R.Trotman,
REFERENCE BOOKS:
- Chemical Technology of Fibrous Materials- MIR Publications, 1978.
- Textile Auxiliaries and Finishing Chemicals- ATIRA Publications.1975
- Textile Chemistry-Vo. I, II and III R H Peters, Elsewhere Publishing Co. New York.
- Modern techniques of textile Bleaching- Dyeing, and Finishing, SITRA Publication.
- Chemical Processing of Cotton, Polyester Cotton Blends- J.R.Modi and A.R. Garde, 1980, TAI Publications.
- Recent processes of Textile Bleaching, Dyeing and Finishing- S B Srivastava, 1978, SBP Publications.
For all other BE/B.Tech 3rd Sem Subject syllabus do follow VTU 3rd Sem BE / B.Tech Syllabus CBCS (2015-16) Scheme for Textile Technology & Silk Technology Group.
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