Description

C.I. Disperse Blue 285 is a high-performance, anthraquinone-based disperse dye widely used in synthetic fiber coloration. This product matters for its excellent color fastness properties, including superior wash and light fastness, which are critical for durable textile applications. Industries that need it include textile manufacturers specializing in polyester, acetate, and nylon fabrics, as well as producers of dyestuff formulations and masterbatches for plastics.

Application

• Primary dyeing of polyester fibers and fabrics.
• Dyeing of secondary cellulose acetate and triacetate fibers.
• Coloration of nylon and other synthetic fibers.
• Manufacture of dyestuff formulations and color concentrates.
• Use in the production of colored plastics and masterbatches.
• Potential applications in specialty inks and coatings.

Basic Information

Product Name	C.I. Disperse Blue 285
CAS No.	71872-44-1
Molecular Formula	C20H17NO6
Molecular Weight	367.35 g/mol
Synonyms	Disperse Blue 285; Disperse Blue SE-2R; C.I. 11128; 1,4-Diamino-2,3-dihydroanthraquinone derivative; 1,4-Bis(methylamino)anthraquinone derivative; Samaron Blue FBL; Foron Blue S-BGL; Dianix Blue FBL-E
EINECS	Contact for details

Quality Control

Our C.I. Disperse Blue 285 is manufactured under strict quality management systems to ensure batch-to-batch consistency and performance reliability. The product undergoes rigorous testing for key parameters such as color strength, shade, dispersion stability, and impurity profile. Certificates of Analysis (COA) detailing these specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from heat sources and incompatible materials. The product is light-sensitive; prolonged exposure to direct light should be avoided to maintain color integrity.

Specification

Item	Specification
Appearance	Dark Blue Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Dispersion Stability	Pass Test
Particle Size	≤ 2.0 μm (Average)

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