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Sulphur Blue 13

TRADE NAME:
Sulphur Blue BBF
Sulphur Indigo R
Indigo RC
Hydron Blue FG Stabilosol

CAS NO: 1327-59-9

CI.NO: 53450

Shade: Dark blue to blue
COLOR TEMPLATE

Sulphur Blue 13 Physical and Chemical properties

Acid Resistance

4-5

Alkali Resistance

4

Light Fastness

4-5

Fulling

4

Persperation Fastness

 

Soaping(Moderate)

4

Soaping(Severe)

4

Application Features

Dyeing method

Dyeing temperature

(℃)

Amount of sodium sulfide

(double)

Dyeing rate

Exhaustion rate

Oxidation method

Reducing body color

Color change after fixing copper sulfate

Dip dyeing, dyeing, padding

60~70

2

well

Sodium perborate

Green yellow

turn blue

Colour Fastness Test

Sun exposure

Flooding

Perspiration

Rubbing

1/3depth

standard depth

1/2depth

original  change

white fiber stained

original  change

white fiber stained

dry

wet

5~6

3~4

5

2~3

4

4~5

2~3

Acid, alkali Sulphur

Soaping(40℃)

Soaping(95℃)

Ironing

acetic acid

soda ash

Sulphur

original  change

white fiber stained

original change

white fiber stained

original change

3~4

4~5

4~5

4

3

2~3

2

4

Sulphur Blue 13 (Sulphur Blue BBF) alias Sulphur Sapphire BBF, Sulphur sky blue, etc. The dye strength is 200%, the appearance is navy blue powder, fineness (80 mesh sieve residue) ≤ 5.0%. Insoluble in water, dyed matter is completely discolored in sodium hypochlorite solution It is greenish yellow in sodium sulfide or insurance powder alkaline solution, greenish blue in concentrated sulfuric acid, and dark blue precipitate after dilution.

Sulphur Blue 13 Use condition:

1. Sulphur Blue 13(Sulphur Blue BBF) is suitable for the dyeing of cotton, hemp and viscose, and also for the dyeing of cotton blended fabrics.

2. The dyeing temperature is most suitable at 65 ° C, and it is also resistant to high temperature dyeing, moderate leveling, and the pH value of the dye bath is preferably 9.5. The cotton fiber is moderately absorbed.

3. After dyeing, it is oxidized with hydrogen peroxide or sodium perborate to obtain bright colors.

4. Bronze color is easy to produce during dyeing, and the dark color is the most serious. When dyeing, the dye should be prevented from being exposed to the liquid surface to avoid stains.

5. After Sulphur of new blue BBF dyeing, wet processing fastness is poor, and after curing with a fixing agent, the light fastness and washing fastness can be improved, but the color light is slightly dark.

Precautions

Sulphur Blue 13 should be placed in a ventilated and dry place to prevent exposure to the sun and rain and to avoid moisture.

Sulphur Blue 13 Application:

Mainly used for dyeing cotton, especially for denim yern. also can used on leather or paper.

 

Packing:

20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye

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