PT3401 Syllabus - Additives And Compounding - 2021 Regulation Anna University
PT3401 Syllabus - Additives And Compounding - 2021 Regulation Anna University
PT3401 | ADDITIVES AND COMPOUNDING | LTPC |
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3003
OBJECTIVES:
• To enable the students to
• Understand various draw backs of polymer materials and suitable remedies
• Understand various additives used in polymers
• Understand the mechanism of degradation of polymers and chemistry of stabilizing additives
• Understand various compounding methodologies for plastics materials
• Learn the house keeping and maintenance of compounding machinery.
• Understand various draw backs of polymer materials and suitable remedies
• Understand various additives used in polymers
• Understand the mechanism of degradation of polymers and chemistry of stabilizing additives
• Understand various compounding methodologies for plastics materials
• Learn the house keeping and maintenance of compounding machinery.
UNIT I | FILLERS/ REINFORCEMENTS, STABILIZERS, PIGMENTS | 9 |
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Fillers and Reinforcement–Antioxidants-Thermal Stabilisers, Ultraviolet stabilizer– Impact Modifiers/ toughening agents. Colourants-Fire retardants-Coupling agents-blowing-agents
UNIT II | ADDITIVES FOR PROCESSING | 9 |
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Plasticizers- Antistatic agents-Anti blocking agents-Slip and anti slip agents-processing aids - Lubricants- mould releasing agents Additives for recycling.
UNIT III | FUNDAMENTALS OF COMPOUNDING | 9 |
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Compounding-Selection of polymers and compounding-ingredients-general objectives- Merits and demerits of additives in polymer matrices. Mixing and mixing equipments. Compounding by batch mixer-High speed mixer-Two roll mill - Banbury Mixer - Ribbon blender - Planetary mixers.
UNIT IV | COMPOUNDING MECHANISMS | 9 |
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Compounding Machineries specifications - temperature control system – operating characteristics and working details of continuous mixers - - Single Screw extruder - Twin Screw extruder- 64 housekeeping and maintenance of compounding machines.
UNIT V | CASE STUDIES | 9 |
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Case studies on preference of one plastics to other and co-relation of properties of conventional materials and blends and alloys - case studies on application of blends and alloys.
TOTAL: 45 PERIODS
OUTCOMES:: Upon completion of the course, students will be able to
Upon Completion of the Course the students will be able to Understand various types of additives for plastics and their merits and demerits. Analyse various compounding methods used in the manufacturing of compounded thermoplastics and thermosets. Students will have clear understanding of various drawbacks of polymer materials and remedies Will understand about the mechanism of degradation in polymers Students can learn about various compounding methods used in the manufacturing of compounded thermoplastics and thermosets.
TEXT BOOKS:
1. Al – Malaika; S. Golovoy; A and Wilkie (Eds), Chemistry and Technology of Polymer Additives, Black well Science Ltd, Oxford (1999). 2. Matthews; F.L. and Rawlings; R.D, Composite Materials, Engineering and Science Chairman and Hall, London (1994). 3. Plastics Testing Technology Hand Books by Vishu Shah, 1984.
REFERENCES:
1. Hand Book of Plastics Test Methods by Brown R.P, 1989. 2. Mascia; L., The Role of Additives in Plastics, Edward Arnold Publishers Ltd., U. K. (1974). 3. Murphy; John, Additives for Plastics Handbook, 2nd Edition, Elsevier Advanced Technology, Oxford, 2001. 4. R. Gachter and H. Muller, Plastics Additives Hand Book, Hanser Publishers, Munich, 1993
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