Reactive "VS" Series
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Vinyl Sulphone Base Dye

FASTNESS PROPERTIES

Light

Washing

Perspiration

Hypochlorite

Dischargeability

Yellow VS-FG
Yellow 42

5

5

5

1

G

Yellow VS-GR
Yellow -15

6

5

5

1

G

Orange VS-3R
Orange - 16

5-6

5

5

1

G

Orange VS-2R
Orange - 7

4-5

4-5

5

1-2

G

Red VS-RB
Red - 198

5-6

4-5

4

1

F

Violet VS-5R
Violet - 5

6-7

4

3-4

5

P

        Turquoise Blue VS-G            (160%) Blue-21

6

4-5

5

3-4

P

Blue VS-R
Blue - 19

6-7

4-5

4-5

3-4

F

Blue VS-BB
Blue - 220

6-7

4

5

1

G

BlueVS-RGB
Blue - 250

4-5

3-4

4

1

G

Navy Blue VS-GG
Blue - 203

4-5

3-4

5

1

F

Dark Blue VS-HR
Blue - 89

5-6

3-4

5

1

F

Blue VS-3R
Blue - 28

7

4

5

3-4

G

Black VS-B
Black -5

5

4-5

5

1

G

Black VS-RL
Black - 31

7

4-5

5

3-4

F

             Black VS-N 150 / N 200          Black Mix

5

4-5

5

1

G

Brown VS-GR
Brown - 18

6

4-5

4

1

G

Reactive "VS" Series
VS Reactive dyestuff are reactives dyes possessing Vinyl Sulphone as the reactive group. In the precence of Alkali, these dyes chemically react with the hydroxyl group of cellulose and form firm, covalent linkages. These dyes are versatile enought to suit different dyeing methods. Results are excellent and shade come clean and brilliant with no variation in dyeing as well as in printing.
VS dyestuff possess poor affinity for cellulosic fibers in absence of salt and alkalies. For this reasons, they are suitable for use on pad. Their substantivity can be increased by addition of Glauber's salt or common salt and alkali, making the dyestuff suitable on all conventional dyeing machines for loose material, yarn, in hanks and packages and piece goods. The dyeing methods may therefore, be in alkaline medium inactivation of the dyestuff by reaction with water takes place as a side reaction.
The main features of VS dyes are:
  1. Possess excellent brightness and good wet fastness.
  2. They are dischargable
  3. They are suitable for Exhaust & diferent pad dyeing methods and discharge printing
  4. Ease of washing off unfixed dyestuffs i.e. minimum staining of the whitde ground in printing
  5. They are applicable at 40°C and 60°C

Reactive "VS" Series

Shades and Properties

Reactive Dyes 

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