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Acid Black 210

$2.75 | 500 kg(Min.Order)

Item: Indices
Product name: Acid Black 210
Other name: Acid Black BNG
C.I.No: Acid Black 210

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Description

Item

Indices

Product name

Acid Black 210

Other name

Acid Black BNG

C.I.No

Acid Black 210

Color index

99576-15-5

Appearance

Deep black powder

Strength

200

Color shade

Similar to the standard substance

Solubility at 20℃

22g/l

Insoluble

0.5

Light fastness

7-8

Washing fastness

4

Perspiration

5

Soap fading

4-5

 

Product Application

 

Acid Black 210 is suitable for dyeing of textiles such as wool, silk, nylon, viscose fibers, etc and particularly suitable for leather coloring.

APPLICATION

Product Property

 

Acid Black 210 has excellent solubility and light/wash fastness

Acid Black 210 is easily dissolved in water

 

Fastness of dyes on cotton fabrics:

 

Dyeing depth,%

Resistance Sunlight

Resistance washing with soap at 95 ℃)

Resistance water

Resistance perspiration

Rubbing

acid

alkali

change

Stain on cotton

Stain on Viscose

Change

Stain on cotton

Stain on wool

change

Stain on cotton

Stain on wool

change

Stain on cotton

Stain on wool

Dry

Wet

6

6

3

4-5

4

4

4-5

4-5

4

4-5

4-5

4

4

-

2-3

1-2

 

Product Package,Transport and Storage

 

PACKAGE

TRANSPORATATION

STORAGE

Production workshop

 

WORKSHOP

FAQ

 

What is Acid Black 210?

Acid Black 210 is a synthetic water-soluble dye, which belongs to the class of acid dyes. It is commonly used to dye wool, silk, nylon, and other protein fibers. Acid Black 210 is also used in the leather and fur industries for dyeing leather and fur. It is known for its good light and wash fastness properties. However, it is not suitable for dyeing cotton or other cellulosic fibers.

 

How does Acid Black 210 work?

Acid Black 210 is an anionic dye that works by forming ionic bonds with the cationic groups present on the surface of protein fibers, such as wool, silk, and nylon. The dye molecules have sulfonic acid groups, which are negatively charged and can interact with the positively charged amino groups on the fiber surface. This results in the formation of a stable dye-fiber complex. The dye molecules are also capable of penetrating the fiber structure and diffusing into the interior of the fibers, resulting in a uniform and permanent coloration. The dyeing process usually requires the use of an acidic dye bath to ensure that the pH is in the range where the dye is most effective. The use of an acidic bath also helps to prevent the hydrolysis of the dye molecules and ensures good color fastness properties.

 

What is the advantage of Acid Black 210 ?

Acid Black 210 produces deep and intense black color with excellent color fastness properties.

Acid Black 210 has a high affinity for protein fibers such as wool, silk, and nylon, resulting in uniform and permanent coloration.

Acid Black 210 has excellent light fastness and wash fastness properties, which means that the color remains vibrant and does not fade easily.

Acid Black 210 is widely used in the textile industry for dyeing of wool, silk, and nylon fibers. It is also used in the leather industry for dyeing leather and fur.

Acid Black 210 can be easily dissolved in water, making it easy to use in the dyeing process.

 

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