Acid Dyes

Unimide and Uniset dyes are Acid dyes that are highly water soluble, and have good light fastness. Acid dyes are effective on protein fibers such as wool and silk. They are also used for polyamide and spandex dyeing.


Unimide A Dyes: Monosulphonated Levelling Dyes

This group of Acid Dyestuffs offers good light fastness and wet fastness. They are suitable for medium to dark shade because they have low affinity with nylon fiber.

Unimide E Dyes: Monosulphonated Levelling Dyes

This acid dyestuffs group has a relatively high levelling properties and high light fastness. They are suitable for light shade dyeing.

Unimide F Dyes: Disulphonate Milling Dyes

This Acid Dyestuffs group has large molecules. The dyes in this group are suitable for bright shade with good wet fastness.

Unimide N Dyes: Acid Milling Dyes

The structure of Unimide N dyes are Mono and Disulphonated Levelling Dyes. They are excellent in combination dyeing without blocking effect. The light and wet fastness properties are also good.

Uniset Dyes: Metal complex acid dyestuffs

  • Provides for brilliant and restrained combination shades at all depths
  • Provides for brilliant shades with high wet and light fastness
  • High fastness properties to processing
  • Suitable for carpets and upholstery

Unidolan Dyes:

Acid dyestuffs for silk, wool, and nylon with good solubility in water