Black Dyes

Black dyes are the most commonly used dyes in printing and dyeing production. How many types of black dyes are there?

1.Disperse black

Disperse black is not single black color. Generally it is mixed by three disperse dyes, such as purple, dark blue and orange.

 
2.Reactive black
The main component of reactive black generally is reactive 5# black. Unicolor 5# black is often called dark blue. So reactive black is mixed by three or more than three reactive dyes.
 
3.Cationic black
Cationic black is also not unicolor black. It is also mixed by three cationic dyes.

4.Vat black
There are two commonly used vat black dyes, one is unicolor and one is mixed.
 
5.Acid black
Acid black mainly is unicolor, such as acid black LD. Except for unicolor acid black, there is also acid black mixed by three primary colors.
 
6.Sulphur black
Sulphur black dye belongs to mixture. But it is unicolor black.
 
7.Direct black
Direct black generally is unicolor. But the direct black dyes used for dyeing blends are usually mixed by dark blue with other color.

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