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TC3002 ECO -FRIENDLY DYES, CHEMICALS AND PROCESSING SYLLABUS | ANNA UNIVERSITY BTECH TEXTILE CHEMISTRY 6TH SEMESTER SYLLABUS REGULATION 2008 2011 2012-2013

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TC3002 ECO -FRIENDLY DYES, CHEMICALS AND PROCESSING SYLLABUS | ANNA UNIVERSITY BTECH TEXTILE CHEMISTRY 6TH SEMESTER SYLLABUS REGULATION 2008 2011 2012-2013 BELOW IS THE ANNA UNIVERSITY SIXTH SEMESTER B.TECH TEXTILE CHEMISTRY DEPARTMENT SYLLABUS, TEXTBOOKS, REFERENCE BOOKS,EXAM PORTIONS,QUESTION BANK,PREVIOUS YEAR QUESTION PAPERS,MODEL QUESTION PAPERS, CLASS NOTES, IMPORTANT 2 MARKS, 8 MARKS, 16 MARKS TOPICS. IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011 2012-2013 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI, TIRUNELVELI,COIMBATORE), 2008 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009

TC3002 ECO -FRIENDLY DYES, CHEMICALS AND PROCESSING L T P C
3 0 0 3
UNIT I INTRODUCTION 9
Need – Concepts – Environmental Issues – Eco Standards. Environmental friendly
fibres – Harmful substances in natural fibres – Eco-standards. Banned amines and toxic
substances – Sources of contaminations – Approaches for Eco-processing: Reduce –
Recycle – Reuse.
UNIT II ECO-FRIENDLY PREPARATION, DYEING, PRINTING ANDFINISHING
9
Eco-friendly fabric preparation methods – Solvent assisted preparation – ozone
bleaching – peracetic acid. Hazardous nature of synthetic dyes – types of hazards –
alternative dyes. Eco-friendly chemicals and auxiliaries in dyeing and finishing:
Reducing agents – oxidizing chemical – thickeners – sequestering agents – biosurfactants.
Eco-friendly finishing chemicals: Cross-linking treatment – formaldehydefree
chemicals – softeners – biopolishing – flame retardant finish – preservatives.
UNIT III ECO-AUDIT 9
Eco-audit – Procedure – Environmental Impact Assessment – Sampling methods - Audit
methods. Reduction of pollution by prevention – Eco-testing. Environment Management
System – Developments – IS0 14000 - Concepts – Clauses – Certifying bodies -
Certification. Occupational safety and Hazards: OHSAS 18000 – Concepts – Clauses –
Certification Methods. Introduction to Social Accountability 8000.
UNIT IV ECO-NORMS AND ECO-LABELING 9
Need – Assessment of toxicity - Norms for toxic chemicals: Carriers – Emulsions -
Formaldehyde – Pesticides – Amines – Halogenated compounds - Heavy metals –
Inorganic chemicals. Norms for baby clothing and adult clothing. Eco-labelling - Trade
marks - Toxic substances in textile processing – Precautions – Assessment - Standards
- Certifying Bodies.
UNIT V TESTING OF ECO-PARAMETERS 9
Instrumental Analysis – Chromatogrpahic Methods – Spectroscopy – Inductively
Coupled Plasma. Detectors: Flame & photo ionization – electron capture - Thermal
conductivity – Flame photometer. Interpretation of test results.
TOTAL : 45 PERIODS
REFERENCE BOOKS
1. Chavan R.B., Radhakrishnan J., Environmental Issues - Technology Options for
Textile Industry, IIT Delhi Publication, 1998
2. Asokan R., Eco-Friendly Textile Wet Processing, NCUTE Publications, New Delhi,
2001
3. Reife A and Freeman H.S., Environmental Chemistry of dyes and pigments, Wiley,
2001, ISBN: 0471589276
4. Eco Textiles '98, Bolton Institute, 1998
5. Eco Textiles, Book of Papers, BTRA, 1996
6. Eco friendly Textiles: Challenges to the Textile Industry, Textiles Committee,
Mumbai, 1996.

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