BCT502 Chemical Processing of Textiles II Syllabus
AKTU B.Tech · 5th Semester · Unit-wise syllabus (effective 2024-25)
BCT502 Chemical Processing of Textiles II (also written as KCT502) is a subject in Semester 5 of the AKTU B.Tech programme, prescribed by Dr. A.P.J. Abdul Kalam Technical University. The syllabus is divided into 5 units: Unit (1) and Sulphur Dyes, Unit (2), Unit (3) and Disperse Dyes, Unit (4), Unit (5). The complete unit-wise topic list, course outcomes and reference books are given below, taken from the official AKTU syllabus effective from 2024-25.
BCT502 Subject Details
| Subject Code | BCT502 / KCT502 |
|---|---|
| Subject Name | Chemical Processing of Textiles II |
| University | Dr. A.P.J. Abdul Kalam Technical University (AKTU) |
| Course | B.Tech (Bachelor of Technology) |
| Year / Semester | 3rd Year · 5th Semester |
| Total Units | 5 |
| Scheme Effective From | 2024-25 |
| Last Verified | 2026-08-19 |
BCT502 Chemical Processing of Textiles II Unit-Wise Syllabus
Official AKTU syllabus (effective 2024-25) — 5 units.
Unit 1: Unit (1) · Sulphur Dyes
Unit (1): Total lectures required = 8 Azoic Colour: Basic principle of application of Azoic Colour; Naphtholation process, role of additives and effect of process parameters on naphtholation process. Classification of naphthols based on substantivity. Basic chemistry in Diazotisation process, Procedure for diazotisation; Stabilization of diazonism salts. Development of Shades- Coupling, Basic Chemistry involved in coupling. Fastness properties of Azoic Colours. Sulphur Dyes: Chemical nature of sulphur dyes; Classification of sulphur dyes, Process of application of sulphur dyes & mechanism of dyeing, Role of additives and process parameters in sulphur dyeing. Fastness properties of sulphur dyes.
Unit 2: Unit (2)
Unit (2): Total lectures required = 8 Vat Dyes: General formula of vat dyes, classification of vat dyes; Process of application of vat dyes, mechanism of vat dyeing; oxidation process; Role of additives and process parameters in vat dyeing. Sollubilised Vat dyes. Dyeing with solubilizsed vat dyes. Fastness properties of vat dyes.
Unit 3: Unit (3) · Disperse Dyes
Unit (3): Total lectures required = 8 Reactive Dyes: General formula of reactive dyes. Chemical nature of reactive dyes; Classification of reactive dyes; Process of application of various kind of reactive dyes & dyeing mechanism; Role of additive and effect of process parameter in reactive dyeing. General properties of reactive dyes. Disperse Dyes: Chemical nature of disperse dyes, application of disperse dyes on polyester; dyeing mechanism; Role of additives & effect of process parameters on disperse dyeing. Optical whitening agents, application to polyester and cotton.
Unit 4: Unit (4)
Unit (4): Total lectures required = 8 TEXTILE FINISHING Purpose of finishing; Type of finishing, Permanent & Temporary; Mechanical & Chemical finishing. Chemical finishing- Anticrease finish (Using DMU & DMDHEU)
Unit 5: Unit (5)
Unit (5): Total lectures required = 8 Flame retardant finish, Water repellent & Water proofing finish, Softening of fabric, Anti soiling finish. Brief description of different type of finishing machine; Stenter, Sanforizing machine, Calendering machine etc.
BCT502 Course Outcomes
- Course Objectives:
- Objective of the course is to learn, understand, identify dyeing process & finishing
- process and apply dyes: azoic dyes, sulphur dyes, vat dyes, reactive dyes, disperse dyes
BCT502 Reference Books
- Dyeing & Chemical Technology of Textile fibres by E.R. Trotman.
- Chemical Technology of fibrous material by F..Sadov.
- Chemistry of Dyes and principles of Dyeing by Dr. V.A. Shenai.
- Technology of Dyeing by Dr. V.A. Shenai
- Chemical Processing of Synthetic fibres by Dr. K.V. Datye & A.A. Vaidya
- The Dyeing of Cellulose fibres by Clifford Preston.
- Technology of Finishing – Vol. X by Dr. V.A. Shenai.
- Introduction to Textile finishing by J.T. Marsh
Frequently Asked Questions about BCT502
What is the syllabus of BCT502 Chemical Processing of Textiles II?
The AKTU BCT502 Chemical Processing of Textiles II syllabus is divided into 5 units: Unit (1) and Sulphur Dyes; Unit (2); Unit (3) and Disperse Dyes; Unit (4); Unit (5). The complete topic list for each unit is published on this page, taken from the official Dr. A.P.J. Abdul Kalam Technical University syllabus effective from 2024-25.
How many units are there in BCT502?
BCT502 Chemical Processing of Textiles II has 5 units in the AKTU syllabus.
Is BCT502 the same subject as KCT502?
Yes. AKTU renumbered its B.Tech subject codes from the 2022-23 session onwards, so the same subject appears as BCT502 and KCT502 depending on the scheme year. The syllabus content is the same.
Which semester is BCT502 taught in?
BCT502 Chemical Processing of Textiles II is taught in Semester 5 of the 3rd year of the AKTU B.Tech programme.
Where can I download BCT502 previous year question papers?
AKTU B.Tech previous year question papers for every semester are available to download free on Ryzenstudy, with no login or registration required.
Is this the official AKTU syllabus for BCT502?
Yes. Every topic on this page is taken from the official Dr. A.P.J. Abdul Kalam Technical University syllabus document (AKTU B.Tech 3rd Year Carpet & Textile Technology Syllabus), effective from 2024-25. A direct link to the original AKTU PDF is provided at the top of this page. Last verified on 2026-08-19.
Related AKTU Syllabus
Source: Dr. A.P.J. Abdul Kalam Technical University official syllabus — AKTU B.Tech 3rd Year Carpet & Textile Technology Syllabus, effective from 2024-25. Ryzenstudy is not affiliated with AKTU. Content last verified on 2026-08-19.