Vulcanization
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Vulcanization Syllabus — Unit-wise Content
The official GTU curriculum for Vulcanization (subject code 3152601) as prescribed for Rubber · Semester 5 divides the course into 6 units, covering 40 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3152601)Unit 1 Introduction
- Drawbacks of Raw Rubber
- Definition of Vulcanization
- Properties of Unvulcanized Compound
- Difference between Vulcanized Rubber and Unvulcanized Rubber
- Structural Changes observed in Rubber After Vulcanization
- Structure of Rubber Vulcanizate
Unit 2 Sulphur Vulcanization
- - Practical systems for Natural & Synthetic Olefin Rubber-Theory of Sulphur vulcanization
Unit 3 Non-sulphur vulcanizing systems for olefin & Non-olefin Rubbers
- Metallic oxides
- Polyfunctional amines
- peroxides for polyacrylates
- Silicone Rubbers
- Fluorocarbon Rubbers
Unit 4 Types of Vulcanizing agents & their effects
- Sulphur donors 3
- Accelerated sulphur vulcanization 4
- Peroxides Introduction
- Classification of Peroxides and their Structures
- Examples of Peroxides
- Efficiency of Peroxides
- Chemistry of peroxide cure
- Compounding Aspects of peroxide Cure
- Advantages of Peroxides cure over sulphur vulcanization
- Reaction mechanism
- Peroxide cure of saturated and unsaturated elastomers 5
- Metal oxides: Introduction
- Suitable examples 6
- Phenolic curatives: Introduction
- Suitable examples
- Vulcanisation by benzoquinone derivatives
- bis- maliemides
- Vulcanization by triazine accelerators
- Urethane cross -linking
Unit 5 Relations between Structure and Properties of Vulcanizates
- Modulus and Strength
- Resilience and Heat Buildup
- Fatigue Properties
- Heat Stability
- Low Temperature Properties
- Compression Set, Aging
- Dynamic Properties and Rolling Friction
Unit 6 Different Vulcanisation System
- EV and Semi EV system in rubber
- Accelerator system selection & 06 Subject Code: 3152601 w.e.f
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