Theory of Post Tanning Process detailed syllabus for Leather Technology (Leather Tech) for 2019 regulation curriculum has been taken from the Anna Universities official website and presented for the Leather Tech students. For course code, course name, number of credits for a course and other scheme related information, do visit full semester subjects post given below.
For Leather Technology 5th Sem scheme and its subjects, do visit Leather Tech 5th Sem 2019 regulation scheme. The detailed syllabus of theory of post tanning process is as follows.
Course Objective:
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Unit I
Dyes and Dyeing of Leather
Theory of colours, chromophoric groups and their optical absorption; Classification of dyes based on their chemical nature, application and colour index, properties; blending of dyes, theory and practice of colour matching, theory and mechanism of dyeing, chemistry and application of dyeing auxiliaries such as leveling agents, dispersing agents and dye fixatives.
Unit II
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Unit III
Syntans and Retanning of Leather
Classification of syntans, auxiliary, intermediate, replacement syntans and resin tanning agents Sulphonation of naphthalene, napthols, phenol-formaldehyde condensation reactions, characterisation and photo oxidation mechanisms of phenolic syntans. Bleaching agents and mordants. Light fast, amino resin, melamine, formaldehyde-free, acrylic and PU syntans. Chemistry and mechanism of retanning.
Unit IV
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Unit V
Post Tanning Mechanical Operations
Sammying, splitting and shaving, drying, staking, toggling, buffing etc operations -understanding and judicious application of these operations to meet the end product parameters;
Course Outcome:
For the complete syllabus, results, class timetable, and many other features kindly download the iStudy App
It is a lightweight, easy to use, no images, and no pdfs platform to make students’s lives easier..
Text Books:
I .Venkataraman, K. Chemistry of Synthetic Dyes”, Academic Press, New York and Lond, 1971.
- Fred O Flaherty, Roddy, T.W. and Lollar, R.M. The Chemistry and Technology of Leather”, Vol.III, , Rober E. Krieger Publishing Co., New York, 1978.
- Billmeyer and Saltzman”s, Principles of Color Technology”, Wiley-Inter Sciences Publication.
- Dutta, S.S., Introduction to the Principles of Leather Manufacture, Indian Leather Technologists Association, Calcutta, 1980.
- Gustavson, K.H., Chemistry of Tanning Processes” Academic Press, New York, 1958.
For detailed syllabus of all other subjects of Leather Technology, 2019 regulation curriculum do visit Leather Tech 5th Sem subject syllabuses for 2019 regulation.
For all Leather Technology results, visit Anna University Leather Tech all semester results direct link.