Subject Code & Name: PT25302 – Plastics Materials I
Regulation: R-2025
Semester: III (Third Semester)
Branch: B.Tech. Plastics Technology (Plastics)
Credits / L-T-P: 3 Credits | L-T-P: 3-0-0
Course Objectives
- To learn about the general methods of preparation of individual class of plastics Materials.
- To study about the general properties, processing behavior and applications of different Class of plastics materials.
- To understand about the structure- property relation of different class of plastics materials.
- To familiar about properties and end application of different plastics materials.
- To gain knowledge of thermoplastics for industrial applications.
Full Unit-wise Syllabus
Unit I – Introduction
Basic chemistry of polymers-nomenclature of polymers sources for raw materials. Methods of manufacturing –properties and applications of Natural Polymers - Shellac resin and natural rubber- Cellulosics-Cellulose nitrate, cellulose acetate, cellulose acetate butyrate, Ethyl cellulose and others.
Activities: Analyze properties and applications of natural polymers such as cellulose nitrate and cellulose acetate. Compare how chemical modification changes polymer performance in real applications.
Unit II – Commodity thermoplastics-I
Preparation- properties - and applications of Polyolefin- Polyethylene- LDPE -LLDPE- HDPE, HMWHDPE- UHMWHDPE–Cross-linked polyethylene- Chlorinated polyethylene –Polypropylene – Homo & Co polymer.
Activities: Analyze applications of polypropylene and cross-linked polyethylene in industrial usage. Understand how copolymerization improves material performance.
Unit III – Commodity thermoplastics-II
Preparation - properties - and applications of Vinyl plastics - Polyvinyl chloride, C-PVC, Polyvinyl Acetate, Polyvinylidene chloride, polyvinyl alcohol. Polystyrene
Activities: Identify and compare rigid and flexible behavior of Vinyl polymers.
Unit IV – General purpose thermosets
Preparation - properties - and applications of: Phenol formaldehyde (PF), Amino plastics: Urea50formaldehyde (UF) - Melamine formaldehyde (MF), unsaturated polyesters, Alkyd resins.
Activities: Compare properties of unsaturated polyesters and alkyd resins. Identify industrial applications based on durability and chemical resistance.
Unit V – Engineering plastics & its applications–I
Preparation- properties - and applications: Styrene copolymers–High Impact Polystyrene (HIPS), Acrylonitrile Butadiene Styrene (ABS), Styrene acrylonitrile (SAN), Acrylic plastics–Polymethyl Methacrylate, Polyacrylonitrile, Ethylene Vinyl Acetate (EVA).
Activities: Examine properties and applications of PMMA, SAN, PAN, and EVA materials. Relate molecular structure to transparency, strength, and flexibility.
Course Outcomes (COs)
- CO1: Understand the classification, properties processing characteristics, and applications of natural polymers and plastic materials.
- CO2: Apply the principles of polymer additives selection for improving the performance and processing (2) characteristics of plastic products.
- CO3: Analyze the manufacturing processes, structure property relationships, and applications of (2) polyolefins used in engineering and consumer products.
- CO4: Evaluate the properties, processing behavior, and suitability of vinyl and halogenated olefin based (2) plastics for specific industrial applications.
- CO5: Design and select special purpose plastic materials based on performance, sustainability, (3) and application requirements.
Assessment Pattern (Quick Note)
- Weightage: Continuous Assessment 40% | End Semester Examinations 60%
- Internal methodology: Assessment I (35%), Assessment II (35%), Activities (30%)
Source: Official Anna University – B.Tech. Plastics Technology R-2025 Curriculum
Last Updated: September 2026
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