Polymers and Material Chemistry

Paper Code: 
24CHY423A
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

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: 

Course

Learning outcome

(at course level)

Learning and Teaching Strategies

Assessment Strategies

Course Code

Course

Title

 

24CHY 423 A

 

Polymers and Material Chemistry (Theory)

CO140:Explain the various methods of molecular weight measurements of polymers and calculate their number average and weight average molecular weights.

CO141:Compare the nature of crystal structures and morphology of polymers of various degree of crystallinity.

CO142:Interpret mechanism and kinetics of polymerization.

CO143:Elucidate the structures of metal clusters, boron cage compounds

CO144:Classify and characterize different silicates and aluminosilicates and discuss their applications.

CO145: Contribute effectively in course-specific interaction.

Approach in teaching:

Interactive lectures, tutorials, group discussions and e-learning.

 

Learning activities for the students:

Peer learning, e- learning, problem solving through tutorials and group discussions.

 

 

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

 

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

 

e-Resources:

  1. https://nptel.ac.in/courses/103103026
  2. https://nptel.ac.in/courses/104105039

 

Academic Year: