Description

Disperse Yellow Brown Se-4Br Wet Cake is a high-performance, water-insoluble disperse dye intermediate supplied in a convenient wet cake form. This product is essential for achieving durable and vibrant yellow-brown shades in synthetic fibers, offering excellent sublimation fastness and dispersion stability. It is primarily utilized by manufacturers in the textile and specialty chemical industries for dyeing and printing polyester, acetate, and nylon fibers.

Application

• Primary dyeing of polyester fibers and fabrics.
• Printing applications on polyester and acetate textiles.
• Coloration of nylon and other synthetic fibers.
• Manufacture of masterbatches for fiber production.
• Production of solvent dyes and inks for specialized applications.
• As a key intermediate for synthesizing other complex disperse dyes.

Basic Information

Product Name	Disperse Yellow Brown Se-4Br Wet Cake
CAS No.	51811-42-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Disperse Yellow Brown S-4BR; C.I. Disperse Brown 19; Disperse Brown 19; 1-Amino-4-hydroxy-2-phenoxy-9,10-anthracenedione; 1-Amino-4-hydroxy-2-phenoxyanthraquinone; Anthraquinone, 1-amino-4-hydroxy-2-phenoxy-; 9,10-Anthracenedione, 1-amino-4-hydroxy-2-phenoxy-
EINECS	Contact for details

Quality Control

Our Disperse Yellow Brown Se-4Br Wet Cake is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and dispersion properties. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical specifications is provided with every shipment to guarantee compliance with your technical requirements.

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 wet cake form is light-sensitive; prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow-Brown Wet Cake
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Moisture Content	Contact for details
Ash Content	≤ 1.0%
Dispersion Stability	Passes test

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