PT8354 - POLYMER PHYSICS (Syllabus) 2017-regulation Anna University

PT8354 - POLYMER PHYSICS (Syllabus) 2017-regulation Anna University

PT8354

POLYMER PHYSICS

 LPTC
3003

OBJECTIVES:
• To make the students understand physical and conformational properties of polymeric materials.
• To know the molecular arrangement in polymers and their orientation under the influence of stress.
• To know the solubility behavior of polymers.

UNIT I

FUNDAMENTALS OF POLYMER PHYSICS

9
Potential energy and conformational energy of molecules - conformations and configurations, Tacticity, isomeric states and isomerism in polymers, stereoisomerism, geometric isomerism - Random coils and average end to end distance - (Derivation only)

UNIT II

THERMODYNAMIC PROPERTIES

9
Laws of Thermodynamics - Freely jointed and freely rotating chain models - Entropy and enthalpy- Energy driven and entropy driven elasticity - Thermo elasticity -Thermodynamic treatment - entropic and energetic contributions (Derivation only).


UNIT III

POLYMER CRYSTAL FORMATION

9
Amorphous State - Transition temperatures- Glass transition temperature Theory- Factors influencing glass transition Temperature- Crystalline State - polymorphism – Polymer single crystals, lamellae, spherulites – Crystallinity -factors affecting crystallinity -X-ray diffraction.

UNIT IV

CHAIN ORIENTATION

9
Chain orientation - Concept of chain orientation - orientation in amorphous and crystalline polymers - Uniaxial and biaxial orientation practical significance – Orientation processes: spinning Process – Optical Properties of polymers – Birefringence, Haze, Transparency.

UNIT V

POLYMER SOLUTIONS

9
Polymer solutions - Terms and definitions, types of solutions - Hilderbrand approach, Flory Huggins theory - Thermodynamic view of miscibility, upper critical solution temperature (UCST), lower critical solution temperature (LCST) - solubility parameter,determination of solubility parameter of polymers - theta conditions.

TOTAL : 45 PERIODS

OUTCOMES: Upon completing this course, the students
• Will understand molecular arrangement in polymers.
• Will able to demonstrate the orientation processes in polymer.
• Will acquire the knowledge in solubility behavior of polymers.

TEXT BOOKS:
1. Ulf W. Gedde, Polymer Physics, Springer – Science +Business Media, B.V. 1st Edition, 2001. 2. S. Glasstone and D. Lewis, Elements of Physical Chemistry, Textbook Publishers, 2003.
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