Reactive HE Dyes

Product Details:

Solubility Soluble in water
HS Code 32041600
Size Standard packaging: 25kg bags/drums
Application Textile Industry
Solvent Color Clear solution when dissolved in water
Shelf Life 2 years (when stored properly)
Ph Level 6 – 7 (1% soln)
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Reactive HE Dyes Product Specifications

Water Resistance High
Shape Solid – Powder/Granular/Paste
Physical Form Powder, Granular, or Paste
EINECS No Varies per dye (commonly not assigned for mixtures)
Taste Odorless
Molecular Formula Varies based on color
Poisonous Non-Poisonous
Smell Odorless
Other Names High Exhaust Dyes, HE Dyes
Type Reactive Dye
Density 1.5 Gram per cubic centimeter(g/cm3)
Boiling point Not applicable (decomposes)
Moisture (%) Max 2.0
Structural Formula Varies
Purity 99% Min.
Rubbing Resistance Very Good
Strength Standardized up to 100%
Melting Point >200°C (typically decomposes before melting)
Resistance Excellent washing, light, and perspiration fastness
CAS No Varies per dye, typically 12225-82-4, etc.
Grade Industrial Grade
Size Standard packaging: 25kg bags/drums
HS Code 32041600
Solubility Soluble in water
Ph Level 6 – 7 (1% soln)
Usage Used for coloring textiles, especially cellulose fibers (cotton, viscose), also blends of polyester/cotton
Solvent Color Clear solution when dissolved in water
Shelf Life 2 years (when stored properly)
Application Textile Industry

Ionic Nature Anionic
Packaging Bags, Jumbo Bags, HDPE Drums, Custom Packaging
Storage Conditions Keep in a cool, dry place away from direct sunlight
Fixation Method Using alkali and salt
Dyeing Temperature 80°C - 85°C (High temperature application)
Color Range Available in Yellow, Red, Blue, Navy, Black, Orange, Green, and other shades
Exhaustion Method High Exhaust (Long liquor dyeing for even coloration)
Compatibility Compatible with all standard auxiliaries

Reactive HE Dyes Trade Information

Main Export Market(s) Asia, Australia, Central America, North America, South America, Eastern Europe, Western Europe, Middle East, Africa
Main Domestic Market All India

Product Description

Reactive HE Dyesare specially produced for the purpose of exhaust dyeing under long liquor proportions. These kinds of dyes are less sensitive to time & temperature, and glauber salt concentration. Level and fastness characteristics are better than M brand reactive when compared. These are suitable for dyeing knitwear as well as cellulosic component of cellulosic / polyester blended cloths. Processed by expert professionals with approved methods using needed compounds,Reactive HE Dyesare available in many different desired colors with safe packaging.

Product Specification :

Direct Dyes (Non Benzidine)	Solubility at 50oC (gms/lit)	Fastness to
Direct Dyes (Non Benzidine)	Solubility at 50oC (gms/lit)	Light 1/1	Washing	Hypochlorite	Perspiration
Yellow HE4G Yellow 81	70	55	5	1-2	4
Yellow HE6G Yellow 135	70	5	5	1-2	4-5
Golden Yellow HER Yellow 84A	80	5	5	2-3	4-5
Orange HER Orange 84	50	4-5	4-5	3	3-4
Orange HE2R Orange 84	50	4	4	3	3-4
Red HE7B Red 141	100	4-5	4-5	3-4	4-5
Red HE8B Red 152	100	4-5	4-5	3-4	4-5
Blue HERD Blue 160	90	5	4-5	1	5
Navy Blue HER Blue 171	70	5	3-4	3-4	4-5
Navy Blue HE2R Blue 172	70	4	2-3	2-2	4
Green HE4BD Green 19	100	4-5	2-5	2	4-5

Versatile Color Options for Textile Needs

Reactive HE Dyes are available in a comprehensive spectrum, from vibrant yellows and reds to deep blues and blacks. This wide selection allows textile manufacturers and dyers to achieve precise, consistent shades for an array of fabric styles. Custom blending further expands the color possibilities, meeting the diverse demands of global markets.

Efficient High Exhaust Dyeing Process

Designed specifically for long-liquor, high-exhaust applications, these dyes maximize uptake and produce uniform coloration on cellulose fibers such as cotton and viscose. The recommended dyeing temperature of 8085C, along with alkali and salt fixation, ensures deep penetration and lasting colorfastness, optimizing both small and large-scale production.

Consistent Quality and Reliable Performance

Manufactured and standardized with a minimum purity of 99%, Reactive HE Dyes provide superior wash, light, and rubbing fastness. This reliability is critical in the textile industry, where durability alongside color brilliance determines product appeal. Their high compatibility with standard dyeing auxiliaries further streamlines production processes.

FAQs of Reactive HE Dyes:

Q: How are Reactive HE Dyes typically applied in textile processing?

A: Reactive HE Dyes are applied using the high exhaust, long-liquor dyeing method at elevated temperatures (8085C). The process involves dissolving the dye, adding fabrics, and then fixing the color with alkali and salt to ensure even penetration and vibrant, long-lasting shades.

Q: What types of fibers are suitable for dyeing with Reactive HE Dyes?

A: These dyes are ideal for cellulose-based fibers such as cotton and viscose, as well as for blends like polyester/cotton. Their chemistry ensures excellent bonding and high color yield on such substrates, making them popular in textile manufacturing.

Q: When should I use Reactive HE Dyes over other dye classes?

A: Choose Reactive HE Dyes when you require outstanding wash, light, and perspiration fastness, especially for garments and home textiles exposed to frequent cleaning or sunlight. They are preferred in applications where brilliant, durable colors and high levelness are essential.

Q: Where should Reactive HE Dyes be stored to maintain quality?

A: For optimal shelf life and stability, store Reactive HE Dyes in a cool, dry place away from direct sunlight. Proper storage, such as in sealed bags, drums, or HDPE containers, protects them from moisture and contamination.

Q: What is the fixation method used with Reactive HE Dyes?

A: Fixation is achieved by adding alkali and salt during the dyeing process. This promotes strong covalent bonding between the dye and fiber, ensuring that the resulting color is wash-fast and resists fading or bleeding.

Q: How do Reactive HE Dyes benefit the textile industry?

A: They offer vibrant colors, excellent fastness to washing, light, and perspiration, and high compatibility with standard auxiliaries. Their reliable performance leads to reduced re-dyeing, consistent fabric quality, and superior end-product appeal.

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