Theory of Post Tanning & Finishing detail TNDTE Diploma syllabus for Leather Technology (LT), M scheme is extracted from TNDTE official website and presented for diploma students. The course code (39041), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.
For all other leather tech 4th sem syllabus for diploma m scheme tndte you can visit Leather Tech 4th Sem Syllabus for Diploma M Scheme TNDTE Subjects. The detail syllabus for theory of post tanning & finishing is as follows.
Rationale:
Detailed Content:
Unit I
Principles of Retanning – Principles of combination tannages -Chemistry and mechanism of combination tannages . Principle of Neutralization – Objectives – Effects of Various Neutralizing Agents – Degree of Neutralization. Semi-chroming – unit operations in the manufacture of semi-chrome leathers – stripping Souring – bleaching -object and necessity of each operations.
Unit II
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Unit III
Fat liquors – Emulsions – Principles of fat liquoring process – Various type of fatliquors – their properties and application study – Practical aspects of Various fatliquoring systems – Factors controlling the fat liquoring operation – Mechanism of fat liquoring
Unit IV
Principles of Leather finishing – Classification of finishes based on their effect – Leather finishing material – Pigments – Binders – Plasticizers -Finishing auxiliaries etc. – their application-Finishing formulation -Lacquer – Lacquer emulsions – Chemistry of Polyurethane lacquer and finishes – their properties – compact finishes.
Unit V
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Reference Books:
- Chemistry of Tanning Process – by K.H. Gustavson Academic Press Newyork.
- Introduction to the Principles of Leather Manufacture by S.S. Dutta – Indian Leather Technologist Association, Calcutta.
- Theory and Practice of Leather Manufacture by K.T. Sarkar, Ajoy Sorcar, Madras.
- Asian Productivity Organisation – Lecture Notes on Leather.
For detail syllabus of all other subjects of BE Leather Tech, M scheme do visit Leather Tech 4th Sem syllabus for M scheme.
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