Description

Disperse Blue 79:1 is a high-performance, anthraquinone-based disperse dye widely used in synthetic textile coloration. Its primary value lies in providing excellent color fastness, thermal stability, and brilliant blue shades on hydrophobic fibers. This product is essential for manufacturers in the polyester, acetate, and nylon dyeing industries seeking consistent, high-quality coloration for apparel, home textiles, and automotive fabrics. Our supply ensures batch-to-batch consistency and meets the stringent demands of modern textile production.

Application

• Primary dyeing of polyester fibers and fabrics for apparel and sportswear.
• Dyeing of cellulose acetate and triacetate fibers for linings and specialty fabrics.
• Coloration of nylon and polyamide fibers in textile and industrial yarn applications.
• Used in high-temperature dyeing processes (HT/HP) for deep and level shades.
• Applicable in continuous and exhaust dyeing methods for woven and knitted goods.
• Suitable for automotive textiles requiring high light and wash fastness.
• Used in the coloration of home textiles, including curtains and upholstery fabrics.
• Potential use in the mass coloration of synthetic polymers during fiber production.

Basic Information

Product Name	Disperse Blue 79:1
CAS No.	3618-72-2
Molecular Formula	C₂₀H₁₇N₅O₆
Molecular Weight	423.38 g/mol
Synonyms	Disperse Blue 79:1; C.I. Disperse Blue 79:1; 1,4-Diamino-2,3-dihydroanthraquinone derivative; 1,4-Bis[(2,6-dichloro-4-nitrophenyl)amino]anthraquinone; Samaron Blue FBL; Foron Blue S-BGL; Dianix Blue AC-E; Kayalon Polyester Blue EB-SF; Terasil Blue BG; Palanil Blue 3RT
EINECS	Contact for details

Quality Control

Our Disperse Blue 79:1 is manufactured under a strict quality management system to ensure it meets the high standards required for industrial dyeing applications. Every batch is tested for critical parameters including color strength, shade, dispersion stability, and particle size distribution. A Certificate of Analysis (COA) detailing purity, physical properties, and performance characteristics is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a temperature between 15-25°C (59-77°F). Keep away from heat, sparks, and open flame. The product is light-sensitive and should be stored away from direct sunlight and strong artificial light to prevent degradation.

Specification

Item	Specification
Appearance	Dark Blue Powder or Granules
Identification (IR)	Conforms to Standard
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to Standard
Purity (HPLC)	≥ 98.0%
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%
Dispersion Stability	Passes Filter Test
Particle Size	> 95% below 5 microns

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.