PA4006 Rubber Technology Syllabus:
PA4006 Rubber Technology Syllabus – Anna University PG Syllabus Regulation 2021
OBJECTIVES:
To provide the students with basic knowledge on the natural rubber and various synthetic rubbers and their processing.
To enable the students to understand the need of various additives and compounding of rubbers and vulcanization.
To aquire knowledge about various Thermoplastic elastomers and its applications
To enable the students to learn the basic processing of rubber products like hose conveyor belts etc.
To learn the basic processing of latex products like latex gloves, latex threads etc
UNIT I NATURAL RUBBER PRODUCTION TECHNOLOGY
Various sources of natural rubber, Latex-physical nature and chemical composition, biosynthetic pathway of natural rubber production, Tapping latex, Preservation of latex, Processing of Latex (Centrifuging, creaming, etc), Dry rubber production (Smoked sheet, air dried sheet, ISNR, etc.) Grading of rubbers – Modified forms of natural rubber.
UNIT II SYNTHETIC ELASTOMERS
Manufacturing, structure, properties, compounding, curing and applications: Polyisoprene, Polybutadiene, SBR, EPDM, Butyl rubber, Neoprene, Nitrile rubber, Silicone rubber, Fluoroelastomer, Polysulphide rubber, polyurethane rubber, Acrylic rubber, EVA
UNIT III THERMOPLASTIC ELASTOMERS
Basic structure, Manufacture, Morphology, Commercial grades and Applications–Thermoplastic styrene block copolymers, Polyester thermoplastic elastomers, polyamide thermoplastic elastomer, Polyurethane thermoplastic elastomers.
UNIT IV COMPOUNDING OF RUBBERS
Principles of rubber compounding. Compounding to meet processing and vulcanisate properties. Introduction to dry rubber and latex compounding ingredients, Sulphur vulcanization and non-sulphur vulcanization, vulcanization systems – accelerators, activators, promoters, antioxidants, antiozonants, processing aids, extenders, fillers and effect of fillers, Blowing agents, etc. Equipments used rubber processing, rubber Processability tests
UNIT V RUBBER PRODUCT MANUFACTURING
Manufacturing of Dry rubber Products: Tyres, Belting, Hoses, Footwear, Rubber metal bonded items, sports goods, cellular rubber. Manufacturing of Latex Products: Latex Gloves, Latex threads, Latex foam rubber, latex adhesives
TOTAL: 45 PERIODS
OUTCOMES:
At the end of the course, students will be able to
Acquire knowledge of natural rubber and other synthetic elastomers.
Understand the basics of rubber compounding and vulcanization
Comprehend various Thermoplastic elastomers and its applications
Acquire knowledge about the rubber products manufacturing
Understand the basics of latex products manufacturing
REFERENCES
1. Blow, C M. Rubber Technology and Manufacture. London u.a: Butterworths, 1987.
2. Morton, Maurice. Rubber Technology. Dordrecht: Springer Netherlands, 1999.
3. Natural rubber agro management and crop processing [2000] George, P.J. (ed.); Rubber Research Institute, Kottayam, India
4. Handbook of Elastomers – New Developments & Technology, Anil .K. Bhowmic, Howard L. Stephens (Edt), Marcel Decker Inc. New York 1988.
5. Blackley, D. C. Polymer latices: science and technology. 1997.