Description

Disperse Blue 35 is a synthetic anthraquinone-based dye belonging to the disperse dye class, known for its excellent color fastness and thermal stability. This high-performance dye is primarily valued for its ability to impart a deep, vibrant blue shade to synthetic fibers with superior wash and light fastness properties. It is an essential component for manufacturers in the textile industry, particularly those involved in dyeing hydrophobic fibers like polyester, acetate, and nylon. Its consistent quality and performance make it a reliable choice for industrial-scale coloration processes.

Application

• Textile Dyeing: Primary application for dyeing polyester, polyester blends, acetate, and nylon fibers and fabrics.
• Mass Coloration: Used in the spin-dyeing process for synthetic polymers to achieve consistent, bulk coloration.
• Ink Formulation: A colorant component in specialty inks for transfer printing and other industrial printing applications.
• Plastics Coloring: Suitable for coloring certain engineering plastics where high-temperature stability is required.
• Automotive Interiors: Used in dyeing synthetic textiles for car seats, carpets, and interior trim due to its durability.
• Sportswear and Outdoor Gear: Ideal for performance apparel and equipment made from synthetic fibers, thanks to its excellent fastness properties.

Basic Information

Product Name	Disperse Blue 35
CAS No.	12222-75-2
Molecular Formula	C20H13NO4
Molecular Weight	331.32 g/mol
Synonyms	1,4-Diamino-2,3-dihydroanthraquinone; C.I. Disperse Blue 35; Disperse Navy Blue S-2GL; Samaron Navy Blue GSL; Foron Navy S-2GL; Artisil Navy Blue N-GSL; C.I. 64505; 1,4-Diaminoanthraquinone-2,3-diol
EINECS	235-428-6

Quality Control

Our Disperse Blue 35 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Quality is verified through comprehensive analytical testing, including spectrophotometric analysis for strength and shade, HPLC for purity and impurity profiling, and standardized application tests for dyeing performance. A Certificate of Analysis (COA) detailing specific lot results for key parameters such as color strength, dispersion stability, and particle size is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark Blue Powder or Granules
Identification (IR)	Conforms to Standard
Color Strength	100 ± 3% (vs. Standard)
Assay (HPLC)	≥ 96.0%
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Dispersion Stability	Passes Test
Particle Size	>95% passes 80 mesh

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