POLYMERS AND MATERIAL CHEMISTRY

Paper Code: 
CHY 423 A
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

Course Objective(s) :

This course will enable the students to –

get acquainted with the structure and morphology of polymers and various techniques for the determination of molecular weight of polymers, and learn about the kinetics and mechanism of polymerization reactions.

Course Outcomes (COs):

Course Outcomes

Teaching Learning Strategies

Assessment Strategies

On completion of this course, the students will be able to-

CO119:explain the various methods of molecular weight measurements of polymers and calculate their number average and weight average molecular weights.

CO120:compare the nature of crystal structures and morphology of polymers of various degree of crystallinity.

CO121:interpret mechanism and kinetics of polymerization.

CO122:elucidate the structures of metal clusters, boron cage compounds

CO123:classify and characterize different silicates and aluminosilicates and discuss their applications.
  • Interactive lectures
  • Tutorials
  • Group discussions
  • Use of models
  • Digital learning
  • Problem solving sessions
  • Assertion and Reasoning

 
  • Oral and written examinations
  • Assignments
  • Quiz

 

 
 


 

 

13.00
Unit I: 
Polymer Characterization

Introduction, classification of polymers, average molecular weight, number-average and weight-average molecular weights, sedimentation and viscosity average molecular weights, polydispersity and molecular weight distribution, practical significance of molecular weight, measurement of molecular weights by end-group, viscosity, light scattering, osmotic and ultra-centrifugation methods.

10.00
Unit II: 
Morphology and order in crystalline polymers

Configuration of polymer chains, crystal structure of polymers, morphology of crystalline polymers, crystallization and melting, strain-induced morphology, glass transition temperature Tg, factors affecting Tg, crystalline melting point Tm, factors affecting Tm.

15.00
Unit III: 
Kinetics of Polymerization

Mechanism of stepwise polymerization, kinetics and statistics of linear stepwise polymerization, polyfunctional step-reaction polymerization, prediction of gel point, kinetics of free radical, cationic and anionic polymerization, kinetics of copolymerization.

10.00
Unit IV: 
Boron Cage Compounds and Metal Clusters

Wade’s rule, higher boranes, carboranes, metalloboranes and metallocarboranes, compounds with metal-metal multiple bonds.

12.00
Unit V: 
Silicates and Aluminosilicates

Classification, structure, properties and applications of naturally occurring silicates and aluminosilicates, synthesis of pillared clays and zeolites, characterization of clays and zeolites by measurement of surface area, surface activity pore size, distribution and interlayer spacing, application of clays, pillared clays and zeolites with emphasis of catalysis.

Essential Readings: 
  • Textbook of Polymer Science, Third Edition; F. W. Billmeyer; John Wiley & Sons, India, 2007.
  • Polymer Science, Second Edition; V.R. Gowariker; New Age International Pvt. Ltd., New Delhi, 2015.

 

References: 

SUGGESTED READINGS:

  • Principles of Polymer Science, First Edition; P. Bahadur, N.V. Sastry; Narosa Publishing House, New Delhi, 2006.
  • Callister's Materials Science and Engineering, Second Edition; R. Balasubramanium; Wiley, New Delhi, 2014

e-RESOURCES:

 

Academic Year: 
2023-2024
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