Description

Disperse Orange 70 is a high-performance synthetic dye belonging to the disperse dye class, widely recognized for its vibrant orange hue. Its primary value lies in its excellent sublimation fastness and strong affinity for synthetic fibers, ensuring color durability in demanding applications. This product is essential for manufacturers in the textile and plastics industries seeking reliable and consistent coloration. It is particularly valued for dyeing polyester and its blends, as well as for mass coloration of polymers.

Application

• Primary dyeing of polyester fibers and yarns.
• Textile printing on polyester and acetate fabrics.
• Coloration of polyester-cotton and other synthetic fiber blends.
• Mass coloration (spin dyeing) of polyester chips and plastics.
• Dyeing of secondary acetate and triacetate fibers.
• Used in the coloration of certain engineering plastics.

Basic Information

Product Name	Disperse Orange 70
CAS No.	61968-40-9
Molecular Formula	C18H14N4O5
Molecular Weight	366.33 g/mol
Synonyms	Disperse Orange 70; C.I. Disperse Orange 70; 1-[(2-Cyanoethyl)amino]-4-[[4-[(2-cyanoethyl)amino]phenyl]azo]-9,10-anthracenedione; 1,4-Bis[(2-cyanoethyl)amino]anthraquinone; Disperse Orange SE-3R; Samaron Orange HRS; Foron Orange SE-3R; Palanil Orange 3R
EINECS	Contact for details

Quality Control

Our Disperse Orange 70 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Each lot is tested against key parameters including color strength, shade, dispersion stability, and particle size distribution. Certificates of Analysis (COA) documenting purity, physical properties, and application performance are available upon request to support your quality assurance protocols.

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 heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Orange to Reddish-Orange Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to Standard
Moisture Content	≤ 5.0%
Particle Size (≥ 2μm)	≤ 5.0%
Dispersion Stability	Stable
pH (Aqueous Dispersion)	6.0 - 8.0

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