PA4016 Liquid Crystalline Polymers Syllabus:

PA4016 Liquid Crystalline Polymers Syllabus – Anna University PG Syllabus Regulation 2021

OBJECTIVES:

 To make the student to acquire knowledge in liquid crystalline polymers for special application.
 To provide exposure to the students about advanced polymeric materials.
 To acquire knowledge about various theories of LCP
 To learn about processing & identification of LCP
 To elucidate various applications of LCP

UNIT I INTRODUCTION

Definition of LCP, Types of liquid crystalline polymer, Local order and classification, Chemistry and physics of liquid crystalline polymer, Synthesis of liquid crystalline polymer, Properties of liquid crystalline polymer.

UNIT II STABILITY OF LIQUID CRYSTALLINE POLYMERS

Thermotropic liquid crystals-Rigid-rods to main-chain polymers, development of side chain liquid crystalline polymers, Stability of liquid crystalline polymers, Factors limiting liquid crystallinity in rigid rod-like molecules, Control of mesophase stability in main chain thermotropic liquid, crystalline polymers, Lyotropic rigid-rod polymers, Polymers with mesogenic side-chains, Liquid crystalline polymers with more complex molecular architectures.

UNIT III THEORIES OF LIQUID CRYSTALLINITY IN POLYMERS

Theories of liquid crystallinity in polymers: Steric theory of rod-like liquid crystals, Virial theories: the Onsager approach Flory’s lattice model, Orientation dependent interactions: the Maier–Saupe theory, Theories for main-chain polymers with semi-rigid chains, Theories of side-chain liquid crystalline polymers, Phenomenological theories of phase transitions.

UNIT IV PROCESSING OF STRUCTURAL LIQUID CRYSTALLINE POLYMERS

Processing of structural liquid crystalline polymers: Rheology, Processing and the consequences of flow alignment, Liquid crystalline polymers as structural materials, Liquid crystalline polymers in blends and composites, Identification of LCP by DSC, Microscopy and XRD.

UNIT V APPLICATIONS OF FUNCTIONAL LIQUID CRYSTALLINE POLYMERS

Applications of functional liquid crystalline polymers: Liquid crystalline polymers as Optoelectronic materials, Liquid crystalline polymers in displays, Semiconducting liquid crystalline polymers, Laser writeable devices, nonlinear optical applications, Sensors and actuators. Applications and uses Electrical/ Electronic Applications, Automotive Applications, Engineering Parts, Appliances, Food Containers, Industrial Applications etc.

TOTAL: 45 PERIODS

OUTCOMES:

At the end of the course, students will be able to
 Know about preparation and properties of liquid crystalline polymers.
 Methodically discuss application of liquid crystalline polymers.
 Appreciate the uses of polymers for specialty applications
 Evaluate various applications of liquid crystalline polymers
 Identify different LCP

REFERENCES

1. Raynes, Peter. “LIQUID CRYSTALS—Second Edition, by S Chandrasekhar, Cambridge University Press,(1992),
2. Dierking, I., 2017. Handbook of liquid crystals.
3. Chanda, M. and Roy, S.K., 2008. Industrial polymers, specialty polymers, and their applications. CRC press.
4. Ciferri, A. ed., 2012. Polymer liquid crystals. Elsevier.
5. Martellucci, S. and Chester, A.N. eds., 1992. Phase Transitions in Liquid Crystals (p. 439). New York: Plenum Press.