Computer Colour Matching detail syllabus for Textile Chemistry (Text Chem), 2017 regulation is taken from Anna University official website and presented for students of Anna University. The details of the course are: course code (TC8605), Category (PC), Contact Periods/week (3), Teaching hours/week (3), Practical Hours/week (0). The total course credits are given in combined syllabus.
For all other text chem 6th sem syllabus for b.tech 2017 regulation anna univ you can visit Text Chem 6th Sem syllabus for B.Tech 2017 regulation Anna Univ Subjects. The detail syllabus for computer colour matching is as follows.”
Course Objective:
To enable the students to understand various colour theories
- To simulate shade matching and predict recipes using CCM
- To discuss more about responsibilities of each department in garment industry and their working procedure
Unit I
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Unit II
The CIE color specifications – Computation of tristimulus values-XYZ from reflectance values -The CIE standard illuminants – The CIE standard observer – computation of tristimulus values – chromaticity coordinates and chromaticity diagram – Features of CIE system – Limitations of the CIE systems – The CIELAB color specification – CICLAB color space – CIELCH color space -Kubelka – Munk relation and concentration of colorant – Features of kubelka-munk function -Modification to K-M theory,Four-Flux theory and Multi-Flux theory – Color difference equations and color difference calculations – color difference and grey scale rating – Metamerism and metameric index – Types of metamerism – Light booth for visual assessment of metamerism – color constancy and color inconstancy index – Pass/Fail – Shade short program – Relative dye strength analysis program – Whiteness / Yellowness index – yellowness index – Contrast ratio and opacity calculations – Reflectance of translucent samples – color matching programs – K-S data
generation – color matching – Ratch correction – statistical analysis in QA and color matching applications
Unit III
Sample preparation, presentation and measurement – Selection of spectrophotometer – Sample preparation and presentation – Textiles and dye application .The basic laboratory equipments for successful handling of computer color matching system – The CIE color specifications in textiles applications – The CIE color specifications of dyes – Change in Hue with increase in concentration – Chromaticity coordinates and chromaticity diagram – Dye gamut mapping -Setting tolerances – Studying the compatibility of dyes – Color difference assessment – Color difference assessment of self shades – color difference equations.
Unit IV
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Unit V
color strength of fluorescent dyes and residual color difference – whiteness index and yellowness index – whiteness index of various natural and man-made fibres – whiteness index using different WI equations -whiteness of OBA treated samples – whiteness and tint of OBA – Whiteness of OBA with tinting agent – Whiteness and aperture size of spectrophotometer – Whiteness on different spectrophotometers with PXF light source – Whiteness measurement with and without UV filter – Whiteness measurement of UV-filters with different cut-off wavelength – Whiteness index and the whiteness of basic substrate – effect of washing on whiteness – whiteness of white substrates for medicalware and hospitalware – calculating relative strength of OBA – Soil removal evaluation of detergents – yellowness index of white and near – white textile substrates -Studies in dye behaviour – Dye build-up properties – Linear and non linear behavior of dye – fastness properties -compatability of dye standard depth and its calculation.
Course Outcome:
Upon completion of the course, the students will be able to
- Understand colour theories, different measures of colour and specifications
- Predict recipes using CCM which would enable them to provide job opportunity in the field of testing and to carry out research.
Text Books:
- Johnson,A, “The Theory of Colouration of Textiles”, SDC 2nd Edition,1998
- Peters.A.T and Freeman,H.S, “Analytical Chemistry of Synthetic Colorants”, Blackie, ISBN 0751402087.1991
References:
- Peters.A.T and Freeman,H.S “Physico – Chemical Principles of Colour Chemistry”, Blackie, ISBN:0751402109.1995
- Colour Technology Tools,Techniques and Applications.
For detail syllabus of all other subjects of B.Tech Text Chem, 2017 regulation do visit Text Chem 6th Sem syllabus for 2017 Regulation.
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