AKTU Structure & Properties of Fibres (BTT053) Syllabus PDF – B.Tech 3rd Year

Course Outcome: After completing the course student will be able to:

CO1 : Describe various models of physical structure of fibre and Analyze structure–property relationship CO2 : Explain various properties of fibres.

CO3 : Characterize and measure various physical and chemical structure of fibres by using instrumental techniques.

CO4 : Derive various mathematical models of fibre structures and properties.

CO5 : Determine the effects of different factors influencing fibre properties.

Unit (1): Basic structural features of fibre, Structure of Cotton, wool, silk, and other textile fibres, relation between fibre structure and fibre, Methods of estimating molecular weight, orientation, crystallinity & crystalline orientation of fibre forming polymer, Overall orientation by sonic modulus tester.

Total Lectures Required = 7 Unit (2): Principle of microscopy , Microtomy , Preparation and mounting of specimen for longitudinal view and cross sectional view, Concept of scanning electron microscope (SEM), Concept of transmission electron ,microscope (TEM) , Fourier Transform Infrared Spectroscopy (FTIR), Atomic force microscopy .

Total Lectures Required = 7 Unit (3): Thermal behaviour of textile fibres by Differential Scanning Calorimeter (DSC), Thermal gravimetric analysis (TGA), Thermo mechanical Analyser (TMA) Density gradient column, Preparation of density gradient column, Crystallinity by density gradient column.

Total Lectures Required = 7 Unit (4): Optical properties of fibres (2), Birefringence behaviour, dielectric properties, fibre Friction-fibre to fibre friction , fibre to metal friction , fibre friction measurement, Significance of fibre friction property , fibre fracture.

Total Lectures Required = 7 Unit (5): Creep behaviour, concept of moisture absorption by fibres, Moisture absorption, heat of absorption, differential heat of absorption, integral heat of absorption, Quantitative theory of heat moisture absorption, Rate of moisture absorption. Application of heat and moisture absorption properties of fibre .

Total Lectures Required = 8 Reference Book: -

1. Manufactured fibre technology by V.B. Gupta, V.K. Kothari
2. Physical properties of fibre by J.W.S. Hearle
3. Thermal behaviour of material by Turi
4. Modern yarn production by Ray
5. ASTM Standard books