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Muhammad Shahzad Textile Dyeing& Printing Govt. College Of Technology Samanabad,Faisalabad. [email protected]neer.com 0300-6622519. 3. DYEING. Classification of Dyes. No single class of dye can dye all fibers. Dyes for Cellulosic Fibers:. Direct Dyes Sulphur dyes Vat Dyes

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Muhammad Shahzad

Textile Dyeing& Printing

Govt. College Of Technology

Samanabad,Faisalabad.

[email protected]

0300-6622519


3

DYEING


Classification of dyes
Classification of Dyes

No single class of dye can dye all fibers.


Dyes for cellulosic fibers
Dyes for Cellulosic Fibers:

Direct Dyes

Sulphur dyes

Vat Dyes

Reactive Dyes




Classification of dyes1
Classification of dyes

Introduction to Coloration & Finishing



Vat dyes
VAT DYES

Color range

Introduction to Coloration & Finishing


Classification of dyes3
Classification of dyes

Introduction to Coloration & Finishing


Reactive dyes
REACTIVE DYES

Cold water fiber reactive dyes, suitable for dyeing on cotton, silk, jute, rayon .Cannot be used on synthetics fabrics

12


Colour formulation

2004

Colour Formulation

Colour match recipes are first developed on a small laboratory basis.



Common colour fastness
Common Colour Fastness:

washing,

light exposure,

dry cleaning,

perspiration

rubbing (crocking).



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