Certifications: ISO 9001:2015
Direct Blue 71 Powder
Category: Direct Dyes
CI Number: 34140
Chemical Class: Trisazo Dye
Form: Powder
High-Strength Blue for Paper, Leather, and Textiles
Direct Blue 71 is a trisazo direct dye known for its high tinctorial strength and good all-around performance. It produces a neutral to slightly reddish-blue shade and is a highly economical choice for achieving deep blue and navy colours on cellulosic substrates. Its reliability and versatility make it a workhorse dye in the paper, textile, and leather industries for a wide range of colouring applications.
Applications- Paper Colouring: Widely used for dyeing various grades of paper and board, especially for packaging.
- Textile Dyeing: Suitable for dyeing cotton and viscose fibres for apparel and home furnishings.
- Leather Finishing: A standard choice for producing solid, deep blue shades on leather.
Key Benefits
- High tinctorial strength for excellent colour value.
- Good lightfastness and solubility.
- Economical for achieving deep blue shades.
- Versatile across paper, textile, and leather applications.
Technical Highlights
- Tone: Reddish
- Ionic Nature: Anionic
- Appearance: Dark Blue Powder
Packaging & Availability
- Supplied in a standardized powder form.
- Standard Packing: 25 kg carton box.
- Customized packaging is available upon request.
