TX-701(B) Chemistry Of Intermediates And Dyestuffs Syllabus
RGTU/RGPV Chemistry Of Intermediates And Dyestuffs Syllabus
Textile Engineering (TX) VIII-7th Semester Syllabus
 
TX-701(B) Chemistry Of Intermediates And Dyestuffs Course Contents:

Unit I Benzene intermediates: The Benzene Aromatic system, Sulfonation, Nitration, Halogenations, Alkylation, Introduction of Formyl and Carboxylic groups, Hydroxylation, Reaction with ammonia, Oxidation and Reduction, Heterocylic Intermediates.Naphthalene Intermediates: Sulfonation, Nitration, Halogenation, Hydroxylation Amination,Naphthalenesulfonic acid, Naphthols, Naphthyl amines, Aminonaphthols, Aminonaphthalenesulfonic acid, Aminonaphtholosulfonic acid, 3-Hydroxy-2-naphtholic acid.
Unit II Anthraquinone Intermediates: Reactivity, Routes to Anthraquinone compounds, Halo anthraquinone, Nitro anthraquinone, anthraquinone sulphonic acids, anthraquinone carbo derivatives, amino anthraquinone, hydroxy anthraquinone, anthraquinone ethers, anthraquinone thiols and thio ethers, Leuco intermediates, Benzanthrones.
Unit III Azo Dyes: Mechanism of the diazotisation and the azo coupling reactions, the diazotization reaction, azo coupling reaction, conclusion, Benzidine dyes, Stilbene dyes, after treated dyes, dyes from amino napthol sulfonic acids, dyes from heterocyclic and acyclic intermediates. Acid Dyes: Neutral dyeing, Milling dyes, chrome dyes, permetallised dyes.Disperse Dyes: Mono azo dyes, Disazo dyes, water soluble dyes, spirit soluble dyes, food dyes
Unit IV Anthraquinone Acid Dyes: Sulfonic acid, Di-hydroxy compounds, diamino compounds,amino hydroxy compounds, heterocyclic dyes, Anthrimides and napthocarbazoles, Bromamine acid Derivatives.Disperse dyes: Yellow to orange structure, red structure, violet structure, blue to green structure,fused ring derivatives, water soluble dyes, and commercial product.Vat Dyes: Carbocyclic dyes, Benzoquinones and naphthoquinones, Acylamino anthroquinones, Benzanthraquinones and pyrenediones, anthrathrones, pyranthrones, dibenzanthrones. Solubilised vat dyes.
Unit V Phthalocyanine pigments: Structure, properties, synthesis, application, unsubstituted Phthalocyanine, substituted phthalocyanine. Phthalocyanine dyes: Phthalocyanine direct dyes, sulfonic acids, sulfonic acid derivatives, carboxylic acid, amino Phthalocyanine, Phthalocyanine vat dyes, Phthalocyanine sulphur dyes, Phthalocyanine formation in the fiber.
References:
1. Chemistry of Dyes and Principle of Dyeing Vol. II – VA Shennoi
2. Dyes and their Intermediates E.N.Abrahart
3. The Chemistry of Synthetic Dyes and Pigments; H.A. Lubs.
4. Color Chemistry – Zollinger
5. Synthetic Dyes – Dr. Pope Sine
6. Chemical Testing of Textiles (CRC), Fan