PGD COURSE DETAILS
TEXT701 FIBRE PHYSICS (2 credit units)Advanced theories of fibre structure and techniques used in the elucidation of both natural and synthetic fibre structure, i.e. by light and electron microscopy, x-ray diffraction techniques, infrared spectroscopy. Physical and mechanical properties of textile fibres; density, moisture absorption, heat capacity, tensile properties, i.e. tenacity, work of rupture, yield stress and strain, modulus, elasticity, bending moment and torsion.
TEXT702: FIBRE PRODUCTION AND PROPERTIES (2 Credit units)Organic chemical and macromolecular structure of natural and synthetic fibres. Development in synthesis of regenerated cellulosic and protein fibres. Criteria for fibre-forming polymers, their chemical composition, properties and applications. Effect of chemical agents on textile fibres. The physical and mechanical properties of fibres. Important fibre properties for physical and wet processing.
TEXT703: YARN TECHNOLOGY (2 Credit units)Recent developments in blow-room machines and operation. Principles of wettings and production in blow-room. Theory and practice of blending, control of waste, Processing of continuous filament yarns, texturing process and application.
TEXT704: FABRIC TECHNOLOGY (2 Credit units)Yarn preparation processes, methods of fabric production, mechanics of fabric formulation process, interaction of loom motions and effect on weavability. Time studies in weaving. Cloth faults and remedies.
TEXT705 NON-WOVEN / KNITTING TECHNOLOGY (2 Credit units)Classification and fields of application, methods of producing non-wovens. Laminated fabrics, physical properties of non-woven and its relation to process variables. Production techniques, mechanisms and principle of operation, setting and control for producing single and double knit, warp and weft. Knitted fabrics. Dimensions of knitted fabrics. Variation of tension of yarn during a knitting cycle. Geometry and mechanical properties of knitted fabrics.
TEXT706 QUALITY CONTROL/ TEXTILE TESTING (2 Credit units)Importance of quality control, control in physical and wet processing. The role of standards in quality audit, frame work, types of control, statistical method for solving control problems, quality control charts. Properties of fibres, yarns and fabrics and their relevance to assessing the performance of textiles during and after manufacture. Equipment and testing machines for fibre, yarn and fabrics, their principles of operation and recent developments.
TEXT707 FINISHING TECHNOLOGY (2 Credit units)Recent advances in the technology of finishing, principles of modern finishes, processing and machinery. Finishing of natural and synthetic. Wash-n-wear, water proof, flame retardant. Fluorescent brightening agents, surface-active agents. Important commercial process for obtaining high strength durable press cotton. Water in textile processing. Washing off rate (after treatment).
TEXT708 MANUFACTURE OF FLOOR COVERING (2 Credit units)Recent developments in different systems of producing textile floor coverings. Mechanisms for producing different carpets, terry piles fabrics.
TEXT709 FABRIC MECHANICS AND PROPERTIES (2 Credit units)Elements of yarn and fabric geometry influence of geometry in fabric’s properties, setting theories, crimp distribution. Different models of woven fabrics, mechanical properties of woven and knitted fabrics, properties of non-wovens, and end-use performance properties.
TEXT711 MECHANICAL PROPERTIES OF YARNS (2 Credit units)Yarn diameter and density, simple geometry of single and ply yarns. Theoretical treatment of yarn strength and irregularity, fibre properties. Effect on yarn properties. The influence of spring techniques on yarn structure and properties. Requirements of a ‘quality’ yarn.
TEXT712 TEXTILE FIBRE ANALYSIS (2 Credit units)Physical and chemical methods of identification of fibres, analysis of mixtures of fibres, estimation of damage to fibre materials. Determination of amount of size and filling in textile fabrics. Identification of dyes in fibres.
TEXT713 FABRIC DESIGN, STRUCTURE AND ANALYSIS (2 Credit units)Reproduction of weaves with drafting and pegging plans from fabrics, simple weaves and their derivatives, basic concepts of fancy weaves, double cloth, leno, gauge and terry towels, etc. Introduction to brocade, damask, etc. Assessment of yarn and loom particular used in the manufacture of fabrics from given samples.
TEXT714 TEXTILE MATHEMATICS (2 Credit units)Calculations – count system, cover factor etc. Production efficiency, etc. Calculation in blow-room, spinning, winding, weaving and finishing departments. Crimps, take-up %.Some aspects of textile engineering and yarn mechanics. All essential calculations in textiles.
TEXT718 INTRODUCTORY SPECTROSCOPYExplanation of Beer’s and Lambert’s law, introduction of infrared and NMR in the elucidation of organic molecules with simple examples, the application of uv-visible spectroscopy in colour measurements etc ,
TEXT721 COLOUR CHEMISTRY (2 credit units)Coal coal-tar, petroleum, aromatic compounds, aromatic substitution reactions electrophilic, nucleophilic, hemolytic processes, benzene intermediates, naphthalene intermediates, unit processes, sulphonation, nitration, halogenation, allylation acylation, hydroxylation, amination, arylation, cocidation, carboxyltion. Anthraquinone and its derivatives, synthesis and chemical reactions, anthraquinone acids and disperse dyes, practical methods of diazotisation and coupling, chemistry of technical dyes containing azo groups dyes of the indigo and thioindigo classes. Colour and chemical constitution of organic molecules. Dye structure and functions of the various components.
TEXT722 COLORATION TECHNOLOGY (2 credit units)Introduction to theory and practice of textile COLORATION; colour specification, colour measurement, colour mixing, testing the fastness properties of dyed substrates, dyeing theory. The physical chemistry of dye absorption. Adonization and other novel application of dyes.
TEXT723 LAUNDRY TECHNOLOGY (2 credit units)Manufacture and uses of detergents, soaps, etc. Water impurities and treatment. Dry cleaning, wet processing, stained and dirt removal. Washing machines and laundering techniques. Washing and treatments of natural and synthetic fabrics, sterilization processes. Introduction to textile finishes. Essentials of cleaning agents.
TEXT724 TEXTILE ORGANIC CHEMISTRY 1 (2 credits units)Total synthesis of organic compounds, including natural products using already known principles such as free radicals, carbenes, application of Woodward-Hoffman rules etc
TEXT725 TEXTILE PHYSICAL CHEMISTRY (2 credits units)Laws of thermodynamics: energy, enthalpy and entropy, statistical interpretation. Kinetics, reactant gases, near adsorption. Adsorption isotherms of gas/solid surfaces and retarind catalysis. Chair reaction, polymerization process and photochemical process. Electrochemistry: criteria for efficient electro catalysis relaxation method of electrode assessment, electro organic synthesis illustrated with examples from current literature Solution/colloid: Thermodynamic consideration of real solution, purification, structural characterization and stability of colloids, solutions, flocculation, dialysis, gelation, theory of creaming, emulsions, quantization and vectoral model, spectra of complex atoms, selection rule, magnetic/electric properties of molecules, intermolecular forces, quantum mechanics/atomic spectra of molecules, failure of classical physics.
TEXT726 PROCESS TECHNOLOGY (2 Credit units)Units and dimensions, dimensional analysis, dimensionless numbers and their relevance, stoichiometry and material balance, elements of fluid mechanics: laminar, turbulent flows, equations of flows for compressible and incompressible fluids, concepts of heat transfer by conduction, convection and radiation. Heat exchanger designs, pumps and compressors. Elements of unit operations etc.