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Prof. B.K. Behera has taken over as the Head of Textile Technology Department




Undergraduate


TTC410 Colloquium (TT)
3 credits (0-3-0)
Pre-requisites: Registered for TTT410
Evaluation will be based on practical training and presentation.

TTD310 Mini Project (TT)
3 credits (0-0-6)
Pre-requisites: EC 80
Project type design/fabrication work under the guidance of a faculty member. Prior to registration, a detailed plan of work should be submitted by the student(s) to the head of the department.


TTD411 Major Project Part 1 (TT)
3 credits (0-0-6)
Pre-requisites: EC 120
Formation of project team (up to two students and up to two faculty guides); formulation of work plan; completing targetted work for the semester and presentation of complete work of progress for award of grade.


TTD412 Major Project Part 2 (TT)
7 credits (0-0-14)
Pre-requisites: TTD411
Continuation of planned tasks started in Project Part 1, TTD411, to completion, thesis writing and presentation of complete work for the award of grade.


TTL211 Structure and Physical Properties of Fibres
3 credits (3-0-0)
Pre-requisites: PHL110 / MAL110 / CYL120
Molecular architecture, configuration, conformation, amorphous and crystalline phases, glass transition, plasticization, crystallization, melting, factors affecting Tg and Tm. Basic structure of a fibre-one dimensional oriented, semicrystalline, structure of fibrils. Role of molecular entanglement on fibre formation. Formation of structure in viscose and thermoplastic fibres i.e. PET, nylon, PP, and acrylic. Methods of investigating physical structure of fibres such as WAXD, SAXD, DSC, DMA/TMA, FTIR, birefringence, and sonic modulus.
Moisture absorption properties. Rate of moisture absorption, Heat of sorption, water retention and swelling. Theories of moisture absorption- general view, absorption in crystalline and amorphous regions, quantitative theories. Theories of mechanical properties of natural and man-made fibres, viscoelastic behaviour, comparison of properties of various fibres. Fibre friction. Optical properties, Introduction to electrical properties such as dielectric properties and static charge generation. Thermal properties & heat-setting.


TTL212 Manufactured Fibre Technology
4 credits (3-1-0)
Pre-requisites: TTN110
Polymerization of nylon-6, nylon-66, poly(ethylene terephthalate), and polyacrylonitrile. Important reactions and their kinetic rate equations. Batch versus continuous reactors. Modification of PET and nylons. Introduction to polymer transport phenomena, Polymer rheology, Shear flow through a capillary, elongational flow in a spinning line. Melt instabilities. Melt spinning lines. stress induced crystallization in high speed melt spinning. Characteristic features of PET, polyamide and polypropylene spinning. Spin finish and its components. Wet and dry spinning processes. Effect of parameters on fibre breakage and fibre structure. Importance of dry jet wet spinning of PAN. Introduction to drawing and heatsetting in thermoplastic fibres.


TTL221 Yarn Manufacture - I
4 credits (3-1-0)
Pre-requisites: CYL120 / MAL110 / PHL110
Impurities in natural fibres. Separation of trash and lint. Prebaling operations for wool. Purpose of opening, cleaning, mixing and blending of fibres. Opening elements. Principles of fibre opening in blow room and card. Sequence of opening machines. Principles of cleaning. Influence of process parameters on opening and cleaning. Analysis of opening and cleaning processes. Principles and methods of fibre mixing and blending. Mass transportation. Collection of waste. Objectives and principles of drafting. Purpose and principle of condensation of fibres. Causes of mass variation of fibrous assembly and control. Automation and recent developments.


TTL222 Yarn Manufacture - II
4 credits (3-1-0)
Pre-requisites: TTN110
Fibre fractionation and combing. Sequence of operations in a rectilinear comber. Comber machine elements. Preparation of fibre assembly for combing. Theory of fibre fractionation. Twist and yarn strength. Flyer twisting; types and design aspects of flyers. Principles of ring twisting; design aspects of spindles, rings and travellers. Doubling and twisting of yarns. Twist insertion using rotors. Yam formation using air-jets. Twisting by friction drums. TFO and three for one twisting. Formation of laps. Packing of slivers in cans. Winding of rovings; Principle and design aspects of builder motion in roving frame. Formation of cop build packages in ring frame. Package formation in rotor, air-jet, friction spinning and TFO twisting machines. Automation and recent developments in spinning machinery .


TTL231 Fabric Manufacture - I
4 credits (3-1-0)
Pre-requisites: CYL120 / MAL110 / PHL110
Introduction to various fabric manufacturing methods. Yarn preparation for fabric formation. Winding: objectives, types, basic features, and automation. Different types of packages. Pirn winding: objectives, types, basic features and automation. Warping: Objectives, comparison of various types of warping machine, basic features, creels and control devices. Sizing: Objectives, features of sizing machine, machine elements and process parameters, sizing materials, size preparation and application, size fibre interaction. Drawing-in and knotting. Weaving: Loom elements, classification of looms, primary, secondary and auxiliary motions of loom, multiple boxes, over and under picking, beat-up, take up, let-off, weft stop and warp stop motion, weft feeler, warp protecting device and box motion. Cam design for shedding and picking. Dobbies and Jacquards: classification, mechanism and design developments. Automatic loom, basic features, pirn changing and shuttle changing mechanism. Loom winder and box loader.
Fabric structure: classification, notation of weave, draft and peg plan, plain weave with its derivatives and ornamentation, basic twill and satin weaves. Analysis of simple fabrics and calculations pertaining to yarn requirements. Calculation for production and efficiency related to winding, warping, sizing and weaving.


TTL232 Fabric Manufacture - II
4 credits (3-1-0)
Pre-requisites: TTN110
Shuttleless Looms: Principles of weft insertion, power of picking, velocity and acceleration and picking elements, energy consumed, timings, drive to sley and healds, fabrics quality and productivity of projectile, rapier, air-jet and water-jet looms. Comparison of various weft insertion systems. Theoretical analysis of weft insertion in shuttle less looms. Principles of fabric formation on two phase, multiphase, circular and narrow fabric weaving. Carpets: basic features and manufacturing process of hand/machine knotted, woven (Brussel, Wilton, Axminster) and Tufted carpet. Leno weaving, Triaxial weaving. Multiphase weaving. Denim manufacturing. Basic weft and warp knitted constructions; primary and secondary knitting elements; sequence of loop formation on warp and weft knitting machines; relation between machine gauge and yarn count; productivity of knitting machines; geometry of a loop in plain knitted fabric; control of loop length, fabric weight and dimensions. Properties of knitted fabric. Nonwoven fabrics: Definitions and classifications; production technology, selection criteria and important properties of fibres used. Different types of webs and bonding techniques. Production and properties of needle punched, stitch bonded, adhesive bonded, spunlaced, spun bonded and meltblown fabrics.


TTL241 Technology of Textile Preparation and Finishing
3 credits (3-0-0)
Pre-requisites: CYL120 / MAL110 / PHL110
Natural and added impurities in textiles. Singeing, desizing, scouring, bleaching, mercerisation and optical whitening of cotton. Combined preparatory processes Carbonisation, scouring and bleaching of wool, degumming of silk. Preparation of synthetic fibres and blends, heat setting. Machinery for preparation of textiles. Surfactants and their application. Introduction to chemical and mechanical finishes. Chemical finishes for hand modification. Biopolishing, easy care, oil, water and soil repellent finishes. Fire retardancy, antimicrobial finishes. Finishes for wool. Mechanical finishes like shrinkproofing and calendering; Raising, sueding and emerising. Low liquor application techniques and machinery; Stenters and dryers.


TTL242 Technology of Textile Coloration
4 credits (3-1-0)
Pre-requisites: TTN110
The principles of dyeing and printing of textile materials. Basic characteristics of dyes, chemical structure of dyes, and classification of dyes. Dyeing equipment and the specific dyes and procedures used to dye textiles. Evaluation of Fastness. Methods of printing namely, roller, screen, transfer, ink jet and the preparation of printing paste. Direct, discharge and resist printing styles. Physical chemistry of fibre/fabric dyeing. Physicochemical theories of the application of dyestuffs to textile and related materials, including the thermodynamics and kinetic principles involved
Discussion of colour science and computer match prediction in dyeing fibres, yarns, and fabrics. Objective specification of colour, colour difference measurements, and various colour spaces. Based on colour theory and numerical analysis, computer match prediction algorithms. Setting of Pass/Fail criterion and shade sorting. Colour communication. Using computer colour matching software.


TTL310 High Performance Fibrous Structures and Composites
3 credits (3-0-0)
Pre-requisites: EC 60
Introduction to fibres for high performance composites. Different fibre architectures used for composites and their characteristics and properties. Influence of fibre architectures on the properties of composites. Unidirectional, planar, 3D and net-shaped performing. Introduction to matrix types and their properties. Polymeric matrices for rigid and flexible composites. Reinforcing materials and the effect of their geometry on the properties of composites. The fibre-matrix interface; role of coupling agents. Mechanism of stress transfer. Toughness and thermal behaviour of composites. Various techniques of composites design and fabrication. Composites for structural engineering, electrical, civil, aerospace, defense, automobile, sporting goods and other applications. Design and analysis of textile structural composites.


TTL311 High Performance and Specialty Fibres
3 credits (3-0-0)
Pre-requisites: TTL211 / TTL212 / TTP211
Polymerization, spinning and properties of aromatic polyamides, high molecular weight polyester, rigid rod and ladder polymers such as BBL, PBZT, PBO, PBI. Manufacturing of carbon fibres from PAN precursors, viscose and pitch fibres. Glass fibres. Liquid crystal fibres. Gel spinning of polyethylene. Hollow and profile fibres, design of spinnerette for such fibres. Memberane technology. Blended and bicomponent fibres. Medical textiles. Superabsorbent fibres. Plasma modification. Radiation processing. Industrial tapes. Biaxially oriented films and film fibres. Barrier films and coatings.


TTL321 Mechanics of Spinning Machinery
3 credits (2-1-0)
Pre-requisites: TTL211 & TTL222
Types of gears. Nomenclature of spur and helical gears. Conjugate action and involute tooth profile. Interference. Force analysis in gear drives. Thrust loads. Bevel and worm gears. Velocity ratio of epicyclic gear trains. Differential gearing in roving frame and comber. Design of cone drums for scutcher and roving frame. Flat, V, round and timing belts. Tape drives. Belt drives for special purposes. Adjustment of belt tensions. Chain drives and polygonal effect. Analysis of tensions, torque, bending forces and power transmission in drives. Jaw, friction, cone and centrifugal clutches. Block and other brakes. Force analysis in clutches and brakes. Sliding contact bearings, friction in journal bearings. Classification and use of ball and roller bearings. Equivalent bearing load and load-life relationship. Design of transmission shaft and drafting rollers: Safety factor, tensile, compressive, shear, bending and torsional stresses. Design for static load, lateral and torsional rigidities. Balancing of machines and vibrations, flexible spindles.


TTL322 Mechanics of Spinning Processes
3 credits (3-0-0)
Pre-requisites: TTL221 & TTL 222
Forces acting on fibre during opening and cleaning processes. Carding process. Analysis of cylinder load and transfer efficiency. Fibre configuration in card and drawn sliver. Fibre straightening and hook removal. Sliver irregularity. Fibre movement in drafting field. Suppression of drafting wave. Drafting force. Roller slip, roller eccentricity and vibration. Fibre fractionation in comber. Analysis of forces on yarn and traveller. Spinning tension in ring and rotor spinning. Twist flow in ring and rotor spinning. End breaks during spinning. False twisting principles. Blending of fibres. Evaluation of blending efficiency.


TTL323 Process Control in Spinning
3 credits (3-0-0)
Pre-requisites: TTL221 & TTL222
Importance of process control. Control of mixing quality and cost using LP. Bale management. Control of cotton contamination. Control of cleaning efficiency and waste in blow room and card. Control of waste in comber. Control of neps in sliver. Control of imperfections and faults in yarns. Control of yarn count and count CV%. Control of strength, and strength CV%. Control of periodic mass variations. Machine and energy audit. Analysis and interpretation of statistical data. Total quality control.


TTL324 Spinning of Man-made Fibres and Blends
3 credits (3-0-0)
Pre-requisites: TTL221 & TTL222
Significance of manmade fibre sector. Fibre characteristics and spinnability of manmade fibres. Fibre properties and end uses. Relationship between fibre properties and yarn quality and yarn characteristics. Role of spin finish and fibre crimp in processing. Blending and its objectives. Estimation of blend intimacy and blend irregularity and factors affecting them. Migration. Selection of blend constituents. Rotor, Friction and Air-jet spinning. Process changes for spinning of dope-dyed and fibre-dyed fibres. Effect of blend composition on yarn properties. Processing of man-made fibres and blends on cotton and worsted system of spinning. Production of bulk yarn.


TTL331 Fabric Structure and Analysis
3 credits (2-0-2)
Pre-requisites: TTL231 / TTL232 / TTL221 / TTL222
Introduction to various conventional fabrics like poplin, sheeting, cheese cloth, damask, denim, drill and jean, and gabardine etc. Characteristics and building up of granite weaves. Diamond and diaper weaves. Geometric patterns in checker board weaves. Colour effects in woven fabrics. Honeycomb and huckaback weaves. Leno and gauge structure. Study of whipcord and Bedford cord. Pique. Wadded structure. Extra warp and extra weft figuring. Detailed treatment of backed and double clothes. Interchanging warp and weft structure with figure effects. Center stitched double fabrics. Warp and weft pile fabrics. Velvet and velveteen. Analysis of fabrics referred to above for constructing weave (with draft and peg plan), constructional details and loom particulars etc. Computerized designing. Overview of Indian traditional woven textile designs.


TTL332 Computer Aided Fabric Manufacturing
3 credits (2-0-2)
Pre-requisites: TTL231 & TTL232
Electronic Dobby: Working principle, machine parameters, microelectronics electronics, design features, drive arrangement, systems for pattern data transfer and design development. Electronic Jacquard: working principle, constructional variants, various electronic jacquard systems, selection system, pattern data, transfer and management. CAD for dobby, jacquard, label and carpet: Design algorithm, development of Jacquard designs, process of drafting and sketch design, development of figures, composition of design, geometric ornamentation, arrangement of figures, weave simulation.
Practicals: Working on electronic dobby and electronic Jacquard, working on CAD, development of various designs for Jacquard, level and carpet. Development of design samples.


TTL333 Process Control in Weaving
3 credits (3-0-0)
Pre-requisites: TTL231 & TTL232
Importance and consideration for evolving a system for process control. Machine and energy audit. Housekeeping and material handling. Statistical interpretation of data on waste and quality. Controls for quality, machine stoppage and productivity in winding, warping, sizing, drawing, prin winding and weaving. Standard norms for settings speeds and production rates. Fabric defects and their control. Control and norms of hard waste in various processes. Care, selection and consumption norms of accessories. Importance and types of maintenance, maintenance schedule in winding, warping sizing and loom shed. Machine audit: Energy norms in winding, warping sizing and loom shed and scope of its control. Calculations pertaining to production, efficiency and machine allocation in winding, warping, pirn winding, sizing and loom shed.


TTL341 Polymers and Surfactants for Textiles
3 credits (3-0-0)
Pre-requisites: CYL230 / TTL241 / TTL242
Surfactants, Classification and organic chemistry of surfactants, micellization. Application of surfactants in textilesemulsification, foams, wetting, solid dispersions in liquids, solubalization, detergency etc. Applications of polymers in textiles. Properties and requirements for polymers for sizes, thickeners, binders, adhesive, coating polymers and finishing agents. Chemistry of following polymer/copolymer systems & preferred polymerization technique, desirable comonomers). Commercial process, properties and specific applications: Modified natural polymers-starch/ cellulose/ Guar gum based polymers, poly acrylic/ methacrylic acid, poly (vinyl acetate) and Poly (vinyl alcohol), polyurethanes, Poly (vinyl chloride)/ PVDC/ Fluoro polymers, rubbers/ styrene based polymers,poly (siloxanes) and other related polymers.


TTL351 Apparel Technology
3 credits (2-0-2)
Pre-requisites: TTL231 / TTL232 / TTL241 / TT242
Concept of clothing design and proportion. Fabric properties and their effect on garment properties, production and quality. Anthropometrics; Clothing sizes. Pattern making and grading. Principles of marker making; spreading and cutting. Cutting methods. Quality control in the cutting room. Stitch classification, seam types and their applications. Sewing faults, their causes and remedies. Choice of sewing needles and threads. Principles and comparison of machines available for a variety of sewing operations. Work aids-folders, special presser feet, feeding systems. Interlinings-classification and application. Fusing and pressing machines. Garment breakdown analysis. Clothing production systems and material handling. Garment dyeing and finishing.


TTL352 Clothing Science
3 credits (3-0-0)
Pre-requisites: TTL211 / TTL232 / TTL231
Factors involved in the study of clothing. General functional description of clothing. Physiological and psychological aspects of fabric comfort. Heat and moisture relations in clothing. Physical properties of clothing and clothing materials in relation to comfort; thermal resistance, water vapor resistance, wicking and air-permeability. Influence of environmental conditions of the protective performance of garments. Field studies on the thermal protection of clothing. Bending and shear proeprties, clothing fit and drape. Fabric friction, static electricity and comfort. Aesthetic aspects of clothing. Influence of fiber yarn characteristics and fabric construcution parameters on clothing comfort. Current trends and new developments in the study of clothing. New materials and finishes, new techniques, new concepts.


TTL361 Textile Testing
3 credits (3-0-0)
Pre-requisites: TTL211 / TTL212 / TTL221 / TTL232
Introduction to textile testing. Selection of samples for testing. Random and biased samples. The estimation of population characteristics from samples and the use of confidence intervals. Determination of number of tests to be carried out to give chosen degree of accuracy. Significant testing of means and variance. Quality control charts and their interpretation. Standard tests, analysis of data and test reports. Measurement of length, fineness and crimp of fibres. Determination of maturity, foreign matter, and moisture content of cotton. Measurement of twist, linear density and hairiness of yarn. Evenness testing of silvers, rovings and yarns. Analysis of periodic variations in mass per unit length. Uster classimat. Spectrogram and V-L curve analysis. Tensile testing of fibres, yarns and fabrics. Automation in tensile testers. Tearing, bursting and abrasion resistance tests for fabrics. Pilling resistance of fabrics. Bending, shear and compressional properties of fabrics. Fabric drape and handle. Crease and wrinkle behaviour. Air, water and water-vapour transmission through fabrics. Thermal resistance of fabrics. Testing of interlaced and textured yarns. Special tests for carpets and nonwoven fabrics.


TTL362 Theory of Textile Structures
5 credits (3-2-0)
Types of yarn, Consolidation mechanism, Influence of fibre parameters on yarn structure, Coaxial helix model, Significance of twist, Yarn contraction, Influence of fibre properties and process parameters on yarn diameter and density, Packing of fibres in yarn, spinning in coefficient, fibre migration, stress & strain behaviour of filament and staple yarns, Failure mechanism of staple yarn, Geometry folded yarn Elements of fabric geometry. Flexible and rigid thread models. Crimp interchanges in woven fabrics and crimp balance of elastic threads. Practical applications of cloth geometry. Fabric sett, cover and areal density. Fabric deformation in tension (uniaxial and biaxial). Bending behaviour of fabric: bending hysterisis, clustering ratio, bending of set and unset fabric, bending in bias direction. Shear, drape, buckling and compressional behaviour, mechanical properties of knitted fabric. Fabric mechanical property in relation of making up.


TTL363 Technical Textiles
4 credits (3-1-0)
Pre-requisites: TTL211 / TTP211 / TTL222 / TTL232
Growth of industrial textiles. Engineering textile structures for industrial purposes. Properties and use of textiles in the design of flexible composites like tyres, hoses and belts. Use of textiles in rigid composites, properties and applications. Textiles in filtration. Agricultural application of textiles. Textiles in civil engineering applicaitions. Design, production, properties and application of coated fabrics. Flame retardant fibers and fabrics and their use in protective clothings. Textiles in miscellaneous industrial applications.


TTL364 Intelligent and Functional Textile
2 credits (2-0-0)
Pre-requisites: TTL211 / TTP211 / TTL232 / TTL222
Definition of smart and intelligent textiles. Passive and active functionality. Textile with high protection and comfort properties. Extreme winter clothing with low heat transmission, heat absorbing, heat storing systems. Phase change materials, incorporation of PCMs in fibres and fabrics. Breathable textile. Multifunctional textiles with incorporated electronics for integrated communication, music, health monitoring, defence support functions, wearable computers. Environmentally sensitive textiles- photochromic and thermochromic (chameleonic) fabrics, camouflage (radar shielding) fabrics, variable heat absorption surfaces, stimuli sensitive polymers such as temperature, pH, ionic, magnetic sensitive materials, design and their applications to textile. Fibres as solar cells, Recent advances in multifunctional textiles.


TTL365 Costing and its Application in Textiles
4 credits (3-1-0)
Pre-requisites: EC 60
Costing as an aid to management. Cost terms related to income measurement, profit planning and cost control for textile industry. Costing of materials, labour and factory overheads and their control; methods of inventory costing for textile industry, accounting of labour, factory over head absorption rate, overhead cost allocation in a composite mill. Job-order costing for a garment industry. Batch costing. Process costing; waste cost and its control in a textile mill. Joint and by-product costing. Unit cost; costs of yarns and fabrics, fabric processing cost. Absorption and variable costing; short-term decision making. Profit planning; costvolume- profit-analysis, break-even point, contribution margin, margin of safety and capital budgeting. Cost control; standard costs, cost and revenue variances. Financial information; balance sheet and profit and loss account. Statement of changes in financial position. Ratio analysis.


TTL724 Textured Yarn Technology
3 credits (3-0-0)
Pre-requisites: EC 90
Principles of texturing and modern classification; False twist texturing process- mechanisms and machinery, optimization of texturing parameters, barre�, structure-property correlation of textured yarns; Draw-texturing- the need and fundamental approaches; Friction texturing- the need and development, mechanics of friction texturing, latest development in twisting devices, optimization of quality parameters. Noise control in texturing.
Air jet texturing - Principle, mechanisms, development of jets and machinery, process optimization and characterization, air jet texturing of spun yarns.
Air interlacement - Principle and mechanism, jet development and characterization. Bulked continuous filament yarns - Need, principle, technology development.
Hi-bulk yarns - Acrylic Hi-bulk yarn production, mechanism and machines involved, other such products. Solvent and chemical texturing - Need, texturing of synthetic and natural fibres.


TTL744 Environment Management in Textile and Allied Industries
3 credits (3-0-0)
Pre-requisites: EC 90
Importance of ecological balance and environmental protection; Definition of waste and pollutant; Pollutant categories and types; International and Indian legislation and enforcing agencies in pollution control; Waste management approaches; Environmental Management Systems � ISO 14000; Environmental impact along the textile chain from fibre production to disposal: Toxicity of intermediates, dyes and other auxiliaries etc.; Pollution load from different wet processing operations; Textile effluents and their characterisation; Technology and principles of effluent treatment; Advanced colour removal technologies, Recovery and reuse of water and chemicals; Air and noise pollution and its control; Eco labelling schemes; Industrial hygiene and safe working practices; Analytical testing of eco and environmental parameters; Eco friendly textile processing: waste minimisation, standardisation and optimisation, process modification; safe and ecofriendly dyes and auxiliaries; Industrial hygiene and safe working practices; Solid waste (fibre and polymer) recycling; Fibre waste modification; Environmental management systems: ISO 14000; Certification and criteria; case studies.


TTL762 Management of Textile Production
3 credits (3-0-0)
Pre-requisites: EC 90
Indian textile industry senario, production and exports, handloom sector. Textile Policy. Sicknes in Textile industry, analysis and options. Production planning and control; product mix linear programming concepts. Inventory control models. Replacements and maintenance problems. Techniques of project evaluation. Mill planning. Forecasting, concept and time series models. Management information systems. Sequencing. Assignment techniques. Method study. Marketing management research and planning. Zero defect concept. Modernization.


TTL773 Design of Experiments and Statistical Techniques
3 credits (3-0-0)
Pre-requisites: EC 90
Objectives and principles of experimental design. Experimental design terminology. Increasing accuracy of experiments. Completely randomized designs. Blocking designs Latin square designs. Analysis of variance (ANOVA). Two-level and three-level factorial designs. Complete 2n factorial and fractional factorial designs. Response surface designs. Central composite and Box-Behnken designs. Use of statistical packages. Fitting data. Linear regression with one and more variables. Polynomial models. Correlation and coefficient of determination. Partial correlation. Rank correlation Coefficient of concordance. Acceptance sampling by attributes and variables. OC curves. Average run length. Control charts. Choice of sample size.


TTN110 Introduction to Textile Technology
2 credits (0-0-4)
This course is an introduction to second year level courses in the department. The students are encouraged to self learn basic principles of relevant technology and its technical jargon by conducting simple experiments, making observations, and reading brief handouts. This includes learning the importance of textile materials and structures in comparison to other known structural materials such as metals, ceramics, concrete, etc. Introduction to development of various structures of textile, such as fibres, yarn, fabric, and their conversion into everyday to technically critical applications. A trip to a textile industry and short seminar series by students will make an integral part of this course.


TTP200 Design of Textile Products and Processes
2 credits (0-0-4)
Pre-requisites: TTN110 / MEL110 / MEL120
Individual or group of students would be offered predefined product or process design project under the guidance of a faculty members. Emphasis of the projects set should be on achieving set objectives using known technological components, rather than new or fundamental research.


TTP211 Introduction to Fibres
2 credits (1-0-2)
Pre-requisites: PHL110 / MAL110 / CYL120
Classification of fibres-natural and manmade. Basic structure of a fibre. General properties of a fibre such as moisture absorption, tenacity, elongation, initial modulus, yield point, toughness, elastic recovery. Detailed chemical and physical structure of natural fibrescotton, wool and silk, their basic properties. Introduction to important bast fibres.
Laboratory exercises would include experiments on fibre identification through physical appearance, microscopicoptical SEM, and burning behaviour. Chemical identification through solvent treatment and FTIR. Identification using DSC (melting point and glass transition temperature), density measurement.


TTP212 Manufactured Fibre Technology Laboratory
1 credit (0-0-2)
Pre-requisites: TTN110
Experiments related to fibres production processes. For example, determination of moisture in chips. Effect of moisture and temperature on MFI of PET and PP. Melt spinning of PET, nylon-6 filament yarn on laboratory spinning machines. Single and two stage drawing of the as spun yarns and POY. Demonstration of high speed spinning machine. Heat setting of PET and nylon drawn yarns on heaters, in oil bath and steam. Effect of temperature, slack/taut condition on heatsetting. Determination of structure and mechanical properties of as spun, POY, drawn and heat set yarns using DSC, x-ray, FTIR, density, sonic modulus. Determination of polymer solution rheology using Brookfield rheometers and ball-fall method. Effect of shear rate, temperature on viscosity of solutions. Wet spinning or dry jet wet spinning of PAN copolymers. Demonstration of false twist and air jet texturing processes. Determination of structure of textured yarn under microscope.


TTP221 Yarn Manufacture Laboratory - I
1 credit (0-0-2)
Pre-requisites: CYL120 / MAL110 / PHL110
Practicals related to the theory course TTL211.


TTP222 Yarn Manufacture Laboratory - II
1 credit (0-0-2)
Pre-requisites: TTN110
Practicals related to the theory course TTL222.


TTP231 Fabric Manufacture Laboratory - I
1 credit (0-0-2)
Pre-requisites: CYL120 / MAL110 / PHL110
Experiments related to TTL231.


TTP232 Fabric Manufacture Laboratory - II
2 credits (0-0-4)
Pre-requisites: TTN110
Experiments related to TTL232.


TTP241 Technology of Textile Preparation and Finishing Laboratory
1.5 credits (0-0-3)
Pre-requisites: CYL120 / MAL110 / PHL110
Practicals dealing with desizing, scouring and whitening of cotton textiles. Combined preparatory processes. Carbonising, scouring and bleaching of wool and desizing of silk. Finishes for handle modification, functional finishes such as crease recovery, flame retardant, rot proofing of cotton and milling of wool.


TTP242 Technology of Textile Coloration Laboratory
1.5 credits (0-0-3)
Pre-requisites: TTN110
The principles of dyeing and printing of textile material. Dyeing equipment and the specific dyes and procedures used to dye textiles. Evaluation of Fastness. Methods of printing namely, roller, screen, transfer, ink jet and the preparation of printing paste. Direct, discharge and resist printing styles.


TTP311 Simulation of Fibre Production Processes
3 credits (1-0-4)
Pre-requisites: TTL212
Reaction rate equations for condensation polymerization, radical polymerization for batch and continuous stirred tank reactors, application of generating functions for formation of differential equations for infinite number of chains, analytical and numerical solutions of equations, force balance in melt spinning line, formation of differential equations on force dynamics, solutions using computational methods, modeling of coagulation process in wet spinning and other fibre forming processes.


TTP361 Textile Testing Laboratory
1 credit (0-0-2)
Pre-requisites: TTL211 / TTL212 / TTL221 / TTL232
Experiments related to course TTL261.


TTR310 Professional Practices (TT)
2 credits (0-1-2)
Pre-requisites: EC 60
Overview of the state of art technology and practices in the industry presented by senior professionals from the industry.


TTS310 Independent Study (TT)
3 credits (0-3-0)
Pre-requisites: EC 80
Research oriented activities or study of subjects outside regular course offerings under the guidance of a faculty member. Prior to registration, a detailed plan of work should be submitted to the head of the department for approval.


TTT410 Practical Training (TT)
Non credit
Pre-requisites: EC 90 at the end of 5th sem.
Fifty (50) working days or 400 hours of practical training and presentation.


TTV301 Special Module in Yarn Manufacture
1 credit (1-0-0)
Pre-requisites: TTN110 and EC 60
The course aims at introducing new or highly specialized technological aspects in yarn manufacture. The course topic and content is likely to change with each offering depending upon the current requirement and expertise available with the department including that of the visiting professionals.


TTV302 Special Module in Fabric Manufacture
1 credit (1-0-0)
Pre-requisites: TTN110 and EC 60
The course aims at introducing new or highly specialized technological aspects in fabric manufacture. The course topic and content is likely to change with each offering depending upon the current requirement and expertise available with the department including that of the visiting professionals.


TTV303 Special Module in Textile Chemical Processing
1 credit (1-0-0)
Pre-requisites: TTN110 and EC 60
The course aims at introducing new or highly specialized technological aspects in textile chemical processing. The course topic and content is likely to change with each offering depending upon the current requirement and expertise available with the department including that of the visiting professionals.


TTV304 Special Module in Fibre Science
1 credit (1-0-0)
Pre-requisites: TTN110 and EC 60
The course aims at introducing new or highly specialized technological aspects in fiber science. The course topic and content is likely to change with each offering depending upon the current requirement and expertise available with the department including that of the visiting professionals.



TTV305 Special Module in Textile Technology
1 credit (1-0-0)
Pre-requisites: TTN110 and EC 60
The course aims at introducing new or highly specialized technological aspects in textile technology. The course topic and content is likely to change with each offering depending upon the current requirement and expertise available with the department including that of the visiting professionals.