Process and Quality control in Textile Wet Processing detailed syllabus for Textile Chemistry (TC) for 2021 regulation curriculum has been taken from the Anna University official website and presented for the TC 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 Textile Chemistry 7th Sem scheme and its subjects, do visit TC 7th Sem 2021 regulation scheme. The detailed syllabus of process and quality control in textile wet processing is as follows.
Course Objectives:
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Unit I
PROCESS AND QUALITY CONTROL 9
Definition of Process control and Quality control – Need for quality control in textile wet processing – Flow charts indicating Process control and Quality control tests to be carried out in Desizing, Scouring, Bleaching, Souring, Mercerizing, Dyeing, Printing and finishing – Identification and estimation of residual starch – Determination of weight loss during Desizing and ScouringAbsorbency tests by Drop test method and wicks method.
Unit II
EVALUATION OF BLEACHED AND DYED FABRICS 9
Determination of ash content – Determination of Whiteness and Whiteness retention -Determination of Barium Activity number – Shrinkage of fabric – Determination of Light fastness by xenon Arc lamp – Determination of fastness to Washing – Determination of fastness to Dry and Wet rubbing -Determination fastness to Alkaline and Acidic Perspiration – Determination fastness to Hot pressing – Determination fastness to Dry cleaning and sublimation.
Unit III
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Unit IV
PURITY OF DYES 9
Estimation of Purity of dyes by Dyeing Trials and by using Spectrophotometer. Concept of Computer Colour matching – Advantages of Computer colour matching system and its limitations – Working principle of computer colour matching -. Identification of dyes on Cellulose fibre, Protein fibre and synthetic fibre.
Unit V
BANNED AMINES AND CHEMICALS 9
The German Banned – List of Amines and Chemicals – Alternatives – Eco-labelling.-Tolerance limits of chemicals and auxiliaries in the fabrics – Possible sources of contamination of red listed chemicals – ISO 14000 certification. Instruments used for measuring the various eco- parameters.
Course Outcomes:
Upon completion of this course the student shall know about
- Process control, Quality control and evaluation of Desized and scoured Dyed fabrics
- Evaluation of Bleached and Dyed fabrics
- Evaluation of finished fabrics
- Purity of dyes
- Banned Amines and Chemicals, Eco-labeling and ISO certification
Text Books:
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Reference Books:
- Indian Standard Institution (Delhi) – ISI Handbook of Textile Testing, Indian Standards Inst., New Delhi, 2004
- AATCC Technical manual, 2008 Association of Textile chemists and Colorists. USA.
For detailed syllabus of all other subjects of Textile Chemistry, 2021 regulation curriculum do visit TC 7th Sem subject syllabuses for 2021 regulation.
For all Textile Chemistry results, visit Anna University TC all semester results direct link.