Technology of Pigments
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Follow on Instagram for UpdatesTechnology of Pigments Syllabus — Unit-wise Content
The official GTU curriculum for Technology of Pigments (subject code 2163604) as prescribed for Chem. Tech. · Semester 6 divides the course into 4 units, covering 21 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (2163604)Unit 1 Pigments
- Definitions of pigment
- pigment dyestuffs
- toner and lakes
- Classification of inorganic and organic pigments with examples
- additive and substractive colour mixing
Unit 2 General methods of processing and synthesis of
- inorganic pigments: Crushing and grinding
- co precipitation
- vapour phase oxidation etc
- Raw materials for organic pigments: A brief study of coal tar distillation and the role of distillation products in the manufacture of synthetic dyes: bases and precipitants used in the colour striking
- toners and lake formation
Unit 3 Extenders or filler pigments
- properties and uses of carbonates
- sulphates and other extender pigments like Calcium carbonate
- hydrated aluminium oxide
- aluminum silicates/ china clays
- Magnesium silicate/ talc
Unit 4 White prime pigments
- Methods of manufacturing
- comparison of properties and composition of TiO2, ZnO, Zinc sulphide and lithopone
- Surface treatment of TiO2
- crystal structure and hiding power of TiO2
- properties and applications of Black Pigments: Channel blacks
- Furnace blacks
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