15LT51T: Material Testing and Analysis-I Leather Tech 5th Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Material Testing and Analysis-I detail DTE Kar Diploma syllabus for Leather And Fashion Technology (LT), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15LT51T), 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 5th sem syllabus for diploma c15 scheme dte karnataka you can visit Leather Tech 5th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for material testing and analysis-i is as follows.

Pre-requisites:

Basic Knowledge of general chemistry & chemistry related to leather processing.

Course Objectives:

1. To study the various Leather chemicals to upgrade the quality of leather.
2. To understand the characteristics of leather chemicals used in leather processing.
3. To select the leather as per the end user’s demand by knowing their chemical properties.
4. To determine the quality of various chemicals used in leather processing.

Course Outcomes:

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UNIT-I ANALYSIS OF PRETANNING CHEMICALS 8 Hrs

Analysis of Lime : Available Lime, Total Bases – Analysis of Sodium Sulphide: Available Sulphide -Determination of Purity of : Oxalic acid , Formic acid, Acetic acid, Boric Acid, Sulphuric acid-Analysis of purity of Formaldehyde – Analysis of Ammonium Salts – Purity of Sodium Hydroxide, Sodium Carbonate, Sodium Formate, Sodium Bicarbonate – Determination of Sodium Bisulphite – Testing of Bates : Preparation, Proteolytic Activity.

UNIT – II ANALYSIS OF CHROME TANNING AGENTS 8 Hrs

Analysis of Basic Chromium Sulphate Powder: Moisture, Chromium, Free Sulphate & pH – Analysis of Chrome Liquor: Acidity, Chrome Content, Basicity – Proctor’s & Schorlemmer’s – Determination of Degree of Olation.

UNIT – III ANALYSIS OF VEGETABLE TANNING AGENTS 10 Hrs

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UNIT-IV ANALYSIS OF POST-TANNING CHEMICALS 10 Hrs

Analysis of Oils/Fats – Theory of Saturation/ Un-saturation, Saponification – Determination of Free Fatty Acids, Acid Value, Saponification Value, Ester Value, Iodine Value, Unsaponificable Matter of Oils/Fats – Analysis of Fat Liquors: Sulphated Oils-Sampling, Moisture Content, Ash, Acid Value, pH, Unsaponificable Matter, Degree of Sulphation, Total Alkali – Synthetic Tannins -Introduction -Classification -Properties – Uses – Factors affecting properties of Syntan – Analysis of Syntans.

UNIT- V ANALYSIS OF FINISHING MATERIALS 8 Hrs

Finishing Agents – Introduction, Classification – Qualitative Testing of Finishing Agents : Testing of Pigments – Shade, Color, Strength & Hiding Power – Testing of Binders – Total Solids, Non-volatile content, Binder Film: Properties – Testing of Nitrocellulose: Stability [Heat Test], Determination of Organic Matters insoluble in Acetone, Organic Matters soluble in ether/alcohols – Settling Test, Alkalinity as Calcium Carbonate, Acidity.

UNIT- VI CHEMICAL ANALYSIS OF LEATHER 8 Hrs

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Reference Books:

1. Analytical Chemistry of leather manufacture – P.K.Sarkar
2. Technological controls in leather manufacture – S.Bangaraswamy-CLRI Publications
3. Methods of chemical testing of leathers -BIS-IS-582-1970
4. Standard methods -20th edition, British Publication
5. Official methods of analysis- Society of leather technologists/chemist-U.K.-1981
6. A Practical Guide for Chemical Analysis and Physical Testing of Leather, TSK Mahadevan.

LIST OF SOFTWARE/LEARNING WEBSITES

1. http://ndl.iitkgp.ac.in/document/qItEKnMXJorC5r1mRkhnHnS nVHtEn2XR1ycCTb2VmJokojgjd AMPqJ31acfSn9XMXMqrQ-BWw5WXVCiRKmwBg
2. http://ndl.iitkgp.ac.in/document/XrZMy ZEq7rHTgfnb0UXX47IS8DAbuOJIBViXM-uPkLxnKU9MlKASCqzOdTBUkBHdH82uz0pSiLVeIaXkiGiIA
3. http://ndl.iitkgp.ac.in/document/b5atzK62i5zZWGc5xnCEdYocHTIxH0HXvFquKpbiOvuRN7Az4PlUzE6m8tZSScllyH8okG9Qoqc X96TeZTww
4. http://ndl.iitkgp.ac.in/document/OA5e1az0xytZXi82F1Ii2eC7UjGn5YsX Iw6EMP7fCWbMHH7UxuQQFfjGCPcgB6lKvwBCP4SNrJuDNCkfBWfGQ
5. https://www.youtube.com/watch?v=8xvI0FMh8gA
6. https://www.youtube.com/watch?v=8UiuE7Xx5l8
7. https://www.youtube.com/watch?v=7HELEkAyZPI

Suggested List of Student Activities:

Note: The following activities or similar activities for assessing CIE (IA) for 5 marks (Any one)

1. Each student should do any one of the following type activity or any other similar activity related to the course and before conduction, get it approved from concerned Teacher and HOD.
2. Each student should conduct different activity and no repeating should occur.

1. Collect the various samples of pre-tanning, tanning & post-tanning chemicals used and make a report of the basic property in 2-3 pages in hand written form.
2. Visit the nearest tannery. Observe the Cr-tanning or Veg. Tannins properties and make a report on the uses of it in 2-3 pages in hand written form.
3. Visit the nearest tannery. Observe the chemicals of various companies used and make a reportin 2-3 pages in hand written form.
4. Collect the various types of binders, pigments, lacquers, etc. used in leather finishing and make a report in 2-3 pages in hand written form.

Course Delivery:

• The course will be delivered through lectures and Power point presentations/ Video.

Model Question Paper:

(CIE)

1. Describe the % of available lime in a given sample of lime. 5 or Discuss the determination method of total bases present in a sample of lime.
2. Discuss the determination method ofthe purity of ammonium salts. 5 or Analyze the activity of Proteolytic enzymes.
3. Discuss the determination method of the Chrome content present in a Chrome 5Liquor. or Write a test for unreduced chrome present in Chrome liquor.
4. Discuss the determination method ofthe Degree of Olation in an aged Chrome 5 Liquor. or Discuss the determination method ofthe acid combined with chromium in a given sample of Chrome Liquor.

Note: Internal Choice may be given in each CO at the same cognitive level (CL).

Model Question Paper:

(SEE)

NOTE:

1. Answer any 6 questions from section A & 7 full questions from section B.
2. Each question carries 5 marks in section A.
3. Each question carries 10 marks in section B.

SECTION – A

1. Discuss the determination method of total bases present in a sample of lime.
2. Discuss the determination method of the purity of oxalic acid.
3. Determine the Chrome content present in a Chrome Liquor.
4. Describe the qualitative analysis of vegetable tannins.
5. Discuss about the quantitative analysis of vegetable tanned leather
6. Summarize the concept of saturation & un-saturation of Oil/fats.
7. Discuss the classification of finishing agents.
8. Describe the qualitative testing of pigments.
9. Discuss the determination of Volatile Matters present in leather sample.

SECTION – B

1. Discuss the determination method of the purity of ammonium salts. 6
2. Analyze the activity of Proteolytic enzymes. 4
1. Estimate the Basicity of Chrome compounds. 5
2. Establish a relationship between the various types of basicities of Chrome complexes. 5
1. Write a test for unreduced chrome present in Chrome liquor. 5
2. Calculate the moisture content of given sample of BCS powder. 5
1. Analyze the % of non tannins present in vegetable tan liquor. 5
2. Describe the Factors effecting Official Methods of Quantitative Tests. 4
1. Discuss the preparation of samples for analysis of veg. tannins. 6
2. Describe the methodology followed to test the Total Solubles present in veg. tannins. 4
1. Define the followings related to Oils/Fats:
1. Acid Value
2. Saponification Value. 6
2. Discuss the determination of Saponification Value of a Oil sample. 4
1. Discuss the determination of Iodine Value of a Oil sample. 5
2. Describe the factors affecting properties of Syntan. 5
1. Describe the testing related to binders. 5
2. Discuss the testing of Nitrocellulose Stability. 5
1. Discuss the determination of Degree of Tannage present in leather sample. 6
2. Discuss the determination of Chrome Oxide content present in leather sample. 4
1. Discuss the determination of Moisture present in leather sample. 6
2. Discuss the determination of Total Ash present in leather sample. 4

For detail syllabus of all other subjects of BE Leather Tech, C15 scheme do visit Leather Tech 5th Sem syllabus for C15 scheme.

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