Description

Vat Brown 22 is a high-performance vat dye belonging to the anthraquinone class, known for its excellent color fastness and stability. This product is essential for achieving deep, durable brown shades on cellulosic fibers like cotton, linen, and viscose, where superior wash and light fastness are critical. It is primarily needed by textile manufacturers and dye houses specializing in high-quality apparel, home textiles, and industrial fabrics that require long-lasting coloration.

Application

• Textile Dyeing: Primary application for dyeing cotton, linen, rayon, and other cellulosic fibers to produce fast brown shades.
• Yarn Dyeing: Used in the batch dyeing of yarns for weaving and knitting applications, ensuring consistent color penetration.
• Piece Dyeing: Suitable for exhaust and continuous dyeing processes for fabrics in garment and home furnishing manufacturing.
• Denim Coloring: Employed to achieve specific brown tones and overdye effects in denim production.
• Industrial Fabrics: Used for coloring canvas, tarpaulins, and other industrial textiles where durability is paramount.
• Leather Dyeing: Applicable in the dyeing of leather goods where vat dyes provide good rub fastness.

Basic Information

Product Name	Vat Brown 22
CAS No.	8005-30-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Vat Brown 22; Vat Brown 22; C.I. 69015; Cibanone Brown R; Caledon Brown R; Indanthren Brown R; Mikethrene Brown R; Nihonthrene Brown R; Paradone Brown R; Solanthrene Brown R
EINECS	Contact for details

Quality Control

Our Vat Brown 22 is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. The product undergoes rigorous testing for key parameters including shade, strength, particle size, and solubility to meet the demanding standards of the textile industry. Certificates of Analysis (COA) documenting these specifications 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 strong oxidizing agents and incompatible materials. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Brown Powder
Shade	Standard
Strength	100% ± 3%
Moisture Content	≤ 5.0%
Particle Size	≥ 95% passes 80 mesh
Dyeing Fastness	To Light: 6-7; To Washing: 4-5; To Rubbing: 4-5
Solubility	Contact for details

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