Certifications: ISO 9001:2015
Reactive Yellow 81
Category: Reactive Dyes
CI Number: 132450
Chemical Class: Azo Dye (Triazine)
Form: Powder
Lightfast Yellow for Cellulosic Fibres
Reactive Yellow 81 is a monochlorotriazine (MCT) reactive dye that produces a neutral, mid-yellow shade with good lightfastness. As a “cold brand” dye, it is versatile and can be applied through various methods, including exhaust and continuous dyeing. It is a reliable choice for achieving durable and consistent yellow shades on cotton and viscose, particularly where good resistance to fading is a key requirement for the final textile product.
Applications- Exhaust Dyeing: Suitable for dyeing cotton knitwear and yarn with good durability.
- Cold-Pad-Batch (CPB) Dyeing: Provides good fixation and levelness in continuous dyeing of woven fabrics.
- Textile Printing: Can be used in printing pastes for a stable and lightfast yellow.
Key Benefits
- Good lightfastness for enhanced colour longevity.
- Neutral, mid-yellow shade.
- Versatile for a range of “cold brand” application methods.
- Good dyeing reproducibility.
Technical Highlights
- Reactive System: Monochlorotriazine (MCT) / Cold Brand
- Ionic Nature: Anionic
- Appearance: Yellow Powder
Packaging & Availability
- Supplied in a standardized powder form.
- Standard Packing: 25 kg carton box.
- Customized packaging is available upon request.
