Direct Dyes (for Cellulosic Fibers)
Textile Direct
Textile Dyes

Direct Dyes (for Cellulosic Fibers)

High-performance direct dyes engineered for exceptional cellulosic fiber dyeing applications. Our specialized formulations provide superior color depth, excellent penetration, outstanding color fastness, and optimal performance for demanding cotton and cellulosic textile dyeing operations requiring vibrant colors and uniform dyeing results.

  • Superior Color Depth
  • Excellent Penetration Properties
  • Outstanding Color Fastness
  • Cotton & Cellulosic Optimized
  • Uniform Dyeing Results
  • Professional Textile Grade
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Technical Specifications

Dye Classification: Direct Dyes
Fiber Compatibility: Cellulose Fibers (Cotton, Viscose, Linen)
pH Range: 7.0-11.0
Dyeing Temperature: 80-100°C
Salt Requirement: 30-80 g/L NaCl
Solubility: Excellent in water
Leveling Properties: Good uniformity
Light Fastness: Grade 4-6 (ISO 105-B02)
Wash Fastness: Grade 3-4 (ISO 105-C06)
Packaging: 25kg fiber drums, 50kg bags

Applications

Cotton Dyeing
Viscose Dyeing
Linen Dyeing
Cellulose Fiber Textiles
Garment Dyeing
Textile Manufacturing
Home Textiles
Continuous Dyeing

Industry-Specific Grades

DRAVYOM offers specialized direct dye formulations tailored for specific cellulose fiber dyeing applications, ensuring optimal color development and fastness properties across diverse textile manufacturing operations.

Cotton Dyeing Grade
Salt: 60-80 g/L Temperature: 95-100°C Fastness: Grade 4-5 Application: Cotton fabrics, garments
Viscose Dyeing Grade
Salt: 30-50 g/L Temperature: 80-90°C Leveling: Superior Application: Viscose, rayon fabrics
Home Textile Grade
Light Fastness: Grade 5-6 Wash Fastness: Grade 4 Cost: Optimized Application: Curtains, bedding
Industrial Grade
Concentration: High Efficiency: Maximum Cost: Economic Application: Large-scale production

Quality Standards

DRAVYOM's Direct Dyes are manufactured under stringent quality control protocols, meeting international textile dyeing standards including ISO, OEKO-TEX, and industry-specific requirements. Our professional-grade production ensures consistent color performance and regulatory compliance.

ISO 9001:2015 Certified Manufacturing
OEKO-TEX Standard 100 Compliance
Superior Color Brilliance
Advanced Color Matching
Eco-Friendly Formulations
Batch-to-Batch Consistency
Comprehensive Testing Protocol
Temperature-Controlled Storage

Advanced Chemical Properties & Performance

Direct Dyes exhibit exceptional affinity properties essential for cellulosic fiber dyeing applications. Their unique substantivity to cotton and other cellulosic materials ensures reliable performance in demanding textile coloration processes without requiring mordants.

Dyeing Properties
pH Range: 7.0-11.0 (neutral to alkaline)
Temperature Range: 60-100°C
Substantivity: High cellulose affinity
Salt Effect: Enhanced by electrolyte addition
Physical Properties
Solubility: High water solubility
Molecular Weight: 300-1500 Daltons
Ionic Character: Anionic dye structure
Aggregation: Tendency to aggregate in solution
Application Performance
Exhaustion Rate: 70-90% uptake
Levelness: Good migration properties
Build-up: Linear color strength
Penetration: Good fiber penetration
Fastness Properties
Light Fastness: Grade 3-6 (ISO 105-B02)
Wash Fastness: Grade 2-4 (ISO 105-C06)
Wet Fastness: Grade 2-3 (ISO 105-E04)
Crock Fastness: Grade 3-4 (ISO 105-X12)
Stability Properties
Storage Stability: 2 years powder form
Solution Stability: 5 days at room temperature
Heat Stability: Stable up to 100°C
Alkali Stability: Good in alkaline conditions

Performance Characteristics

Detailed performance metrics demonstrate Direct Dyes superiority in cellulosic fiber dyeing applications with exceptional color brilliance, ease of application, and cost-effective processing across diverse cotton and viscose textile applications.

Color Brilliance

Deep, vibrant colors on cellulosic fibers

Excellent chromophore efficiency
Substantivity

High affinity for cotton and viscose

No mordant required
Application Speed

Rapid dyeing process 30-60 minutes

Efficient production cycles
Cost Effectiveness

Economical dyeing solution

Lower processing costs
Levelness

Good migration and even dyeing

Uniform color distribution
Salt Response

Enhanced exhaustion with electrolytes

Improved dye uptake control

Safety Information

Handle direct dyes with appropriate protective equipment including gloves, safety goggles, and dust masks when handling powder forms. Ensure adequate ventilation during mixing and application. Avoid skin contact and inhalation of dye dust. Some direct dyes may contain aromatic amines - follow proper disposal procedures.

Skin Sensitizer
Avoid Dust Inhalation
Check SDS for Specifics

Storage & Handling

Store direct dyes in original sealed containers in a cool, dry environment away from direct sunlight and heat sources. Protect from moisture to prevent caking and color changes. Use clean, stainless steel mixing equipment to avoid contamination and ensure proper labeling of all dye solutions.

Cool storage (15-25°C)
Protect from moisture
Protect from direct sunlight
Stainless steel equipment

Chemical Mechanisms & Reaction Pathways

Direct dyes exhibit molecular affinity mechanisms through hydrogen bonding and van der Waals forces to cellulosic fibers, enabling direct application with predictable reaction pathways and salt-assisted adsorption kinetics.

Molecular Affinity

Direct attraction between dye molecules and cellulose polymer

Strong hydrogen bonding for good substantivity
Salt-Assisted Adsorption

Electrolyte addition enhances dye uptake and exhaustion

Controlled ionic strength for optimal dyeing
Aggregation Control

Dye aggregation management for uniform color development

Leveling agents prevent uneven dyeing
Fixation Enhancement

After-treatment fixation for improved wash fastness

Chemical fixation improves durability

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global textile industry access with complete documentation packages supporting international safety standards and textile dyeing regulations.

OEKO-TEX Standards

Compliance with international textile safety standards

CPSIA Compliance

Consumer Product Safety Improvement Act requirements

AATCC Methods

American Association of Textile Chemists test compliance

REACH Registration

European Union chemical regulation compliance

Color Fastness Testing

Comprehensive fastness testing documentation

SDS Documentation

Multi-language Safety Data Sheets (16 sections, GHS compliant)

Technical Support & Value-Added Services

DRAVYOM's textile chemistry team provides comprehensive color matching, process optimization, and dyeing troubleshooting to maximize direct dye performance in your specific cellulosic textile applications.

Color Development
  • Custom color matching services
  • Recipe development and optimization
  • Salt concentration guidance
  • Shade consistency protocols
Process Services
  • Dyeing process optimization
  • Temperature and time guidance
  • Fixation treatment recommendations
  • Quality control procedures
Technical Support
  • Dyeing troubleshooting consultation
  • Fastness improvement guidance
  • Process training and protocols
  • Cellulosic dyeing best practices
Supply Solutions
  • Consistent color batch matching
  • Just-in-time delivery
  • Custom packaging options
  • Global distribution network

Environmental Impact & Sustainability

Our direct dye production emphasizes environmental responsibility through sustainable manufacturing practices, reduced water consumption, and comprehensive environmental impact management for textile dyeing operations.

Waste Minimization

Optimized production with minimal waste generation

Water Conservation

Efficient dyeing process reduces water consumption

Clean Production

Energy-efficient synthesis with emission controls

Effluent Treatment

Comprehensive guidance for textile wastewater management

ISO 14001

Environmental management system certified production

Sustainable Packaging

Eco-friendly packaging and container recycling programs

Manufacturing Excellence & Quality Control

DRAVYOM's state-of-the-art dye manufacturing facility employs advanced synthesis technology and continuous monitoring systems to ensure consistent direct dye quality and color performance across all production batches.

Production Process

Advanced synthesis and purification in controlled clean environment

Multi-stage quality control for color consistency
Color Testing

20-point color testing protocol including strength, shade, and fastness

Spectrophotometric color matching and analysis
Quality Systems

ISO 9001:2015 quality management with textile laboratory accreditation

Continuous improvement and method validation
Packaging Control

Light-resistant containers with moisture control packaging

Color stability and contamination prevention

Market Applications & Performance Data

Comprehensive textile industry data demonstrating direct dye effectiveness across diverse cellulosic fiber applications with quantified performance metrics and dyeing process validations.

Cotton Processing
Exhaustion: 90%+ dye uptake efficiency Fastness: Grade 3-4 wash fastness Cost: 40% lower than reactive dyes
Viscose Dyeing
Brilliance: Good color intensity Efficiency: Rapid dyeing process Economics: Cost-effective coloration
Industrial Applications
Volume: Large-scale production suitable Versatility: Multiple fiber compatibility Process: Simple application methods

DRAVYOM Competitive Advantages

Superior Color Value

Consistently exceeds textile industry standards with exceptional color depth and cost-effectiveness

Reliable Supply

Guaranteed availability with strategic inventory management and direct dye production scheduling

Textile Expertise

Dedicated textile chemistry team provides color matching and process optimization support

Quality Assurance

Comprehensive certificates with detailed color data and dyeing process validation support

Global Standards

International compliance with OEKO-TEX, AATCC, and ISO textile standards for worldwide acceptance

Partnership Approach

Collaborative relationships with textile mills and custom color development services