Ethylene-Vinyl Acetate (EVA)
Flexible High Clarity
Polymer Additives

Ethylene-Vinyl Acetate (EVA)

Advanced EVA copolymer engineered for superior flexibility enhancement and impact modification in polymer systems. Our premium EVA delivers exceptional clarity, outstanding low-temperature performance, and excellent processing characteristics for diverse applications.

  • Superior Flexibility Enhancement
  • Excellent Impact Resistance
  • Outstanding Clarity
  • Low-temperature Performance
  • Enhanced Processing Characteristics
  • Wide Compatibility Range
Request Quote Technical Support

Technical Specifications

Product Type: Ethylene Vinyl Acetate (EVA)
VA Content: 5-40% by weight
Melt Index (190°C): 0.3-150 g/10min
Density: 0.918-0.950 g/cm³
Melting Point: 60-105°C
Tensile Strength: 8-25 MPa
Elongation at Break: 400-800%
Shore A Hardness: 65-95
Processing Temperature: 150-200°C
Vicat Softening Point: 40-80°C
Appearance: Transparent to translucent pellets
Clarity: Excellent (low VA grades)
Flexibility: High at room temperature
Chemical Resistance: Good to most chemicals
Storage Stability: Indefinite (dry conditions)
Packaging: 25kg PE bags, octabins

Applications

Flexible Films
Packaging Materials
Wire & Cable
Hot Melt Adhesives
Agricultural Films
Foam Materials
Solar Cell Encapsulants
Toy Manufacturing
Footwear Soles
Automotive Components
Lamination
Injection Molding

Industry-Specific Grades

DRAVYOM offers specialized EVA grades with varying VA content and melt index, providing excellent flexibility, clarity, and processability for diverse applications.

Low VA Grade (EVA-100)
VA Content: 5-12% Melt Index: 0.3-2.0 Clarity: Excellent Application: Films, injection molding
Medium VA (EVA-200)
VA Content: 15-25% Melt Index: 2-25 Flexibility: Enhanced Application: Hot melts, adhesives
High VA (EVA-300)
VA Content: 28-40% Melt Index: 5-150 Softness: Maximum Application: Foam, flexible products
Solar Grade (EVA-400)
Type: UV-stabilized Transparency: High Durability: Enhanced Application: PV encapsulation

Quality Standards

DRAVYOM's EVA is manufactured under stringent quality control protocols, meeting international polymer standards including ASTM, ISO, and food contact specifications for superior performance and safety.

ISO 9001:2015 Certified Manufacturing
ASTM D1238 Testing Standards
Consistent VA Content
Advanced Property Testing
Ultra-High Purity Standards
Batch-to-Batch Consistency
Complete Performance Testing
Moisture-Protected Storage

Advanced Chemical Properties & Performance

Ethylene vinyl acetate (EVA) exhibits exceptional flexibility and impact resistance properties essential for flexible polymer applications. Its controlled vinyl acetate content and thermoplastic characteristics ensure reliable performance and superior processability in demanding applications.

Chemical Structure
VA Content: 5-40% by weight
Crystallinity: 10-70% depending on VA
Molecular Weight: 50,000-200,000 g/mol
Polydispersity: 2-5 typical
Thermal Properties
Melting Point: 60-108°C (VA dependent)
Processing Temperature: 120-180°C
Glass Transition: -40 to -20°C
Service Temperature: -40 to +80°C
Mechanical Properties
Tensile Strength: 5-20 MPa
Elongation at Break: 300-800%
Flexural Modulus: 10-200 MPa
Impact Strength: No break (Izod)
Physical Properties
Density: 0.92-0.94 g/cm³
Melt Flow Index: 2-400 g/10min
Transparency: Good to excellent
Shore Hardness: 40-95 Shore A/D
Processing Characteristics
Processing Window: Wide temperature range
Crosslinking: Peroxide or radiation
Adhesion: Excellent to many substrates
Compatibility: Good with other polymers

Performance Characteristics

Detailed performance metrics demonstrate EVA effectiveness in flexible applications with exceptional impact resistance, superior transparency, and excellent adhesion properties across diverse polymer processing and end-use applications.

Flexibility

Elongation: 300-800% at break

Exceptional flexibility retention
Impact Resistance

Performance: No break (Izod test)

Superior toughness
Transparency

Clarity: Good to excellent

Optical applications suitable
Low Temperature

Service: Down to -40°C

Cold weather performance
Chemical Resistance

Performance: Good to alcohols, oils

Chemical stability
Adhesion

Bonding: Excellent to many substrates

Superior adhesive properties

Safety Information

EVA is generally safe with minimal health risks during normal handling. Use adequate ventilation during thermal processing to avoid decomposition products. FDA approved grades are suitable for food contact applications when used within temperature limits.

Heat Processing Ventilation
Food Contact Safe
Recyclable Material

Storage & Handling

Store EVA in cool, dry conditions away from direct sunlight and heat sources. Keep containers sealed to prevent dust contamination and moisture absorption. Prevent exposure to strong oxidizers during storage. Use first-in-first-out inventory rotation.

Cool storage (below 30°C)
Protection from UV light
Sealed packaging maintenance
Away from oxidizing agents

Chemical Mechanisms & Reaction Pathways

Ethylene vinyl acetate provides exceptional flexibility and impact modification through copolymer chain mobility and vinyl acetate comonomer effects, delivering comprehensive toughening enhancement with excellent processability and adhesion properties.

Chain Flexibility

Vinyl acetate comonomer units providing enhanced polymer chain mobility and flexibility

Improved impact resistance through molecular chain motion
Toughening Mechanism

Rubber-like deformation behavior absorbing impact energy and stress concentration

Superior impact modification through energy dissipation
Processing Enhancement

Reduced melt viscosity and improved flow characteristics for processing

Enhanced processability and reduced processing temperatures
Adhesion Properties

Polar vinyl acetate groups enhancing adhesion to various substrates

Improved bonding performance in adhesive applications

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global polymer modification and adhesive applications with complete documentation packages supporting international impact modifier, food contact, and pharmaceutical packaging standards.

FDA Compliance

Food and Drug Administration food contact polymer modifier approval

EU Food Contact

European Union food contact material regulation compliance

REACH Registration

European chemical regulation compliance with safety assessments

ASTM Standards

American Society for Testing and Materials polymer modifier specifications

Technical Documentation

Comprehensive impact testing and adhesion performance data

Safety Data Sheets

Multi-language SDS documentation (16 sections, GHS compliant)

Technical Support & Value-Added Services

DRAVYOM's polymer modification specialists provide comprehensive formulation support, impact testing assistance, and application guidance to optimize ethylene vinyl acetate performance in your specific polymer toughening applications.

Formulation Development
  • EVA content optimization
  • Impact modifier system design
  • Processing parameter guidance
  • Custom grade development
Performance Testing
  • Impact strength measurements
  • Flexibility and elongation testing
  • Adhesion and peel strength evaluation
  • Thermal property analysis
Technical Support
  • Processing troubleshooting consultation
  • Application development guidance
  • Quality assurance protocols
  • Manufacturing optimization support
Supply Solutions
  • Consistent batch scheduling
  • Emergency supply arrangements
  • Custom packaging options
  • Global distribution network

Environmental Impact & Sustainability

Our ethylene vinyl acetate production emphasizes environmental responsibility through recyclable copolymer chemistry, energy-efficient processing, and comprehensive environmental impact management for sustainable polymer applications.

Recyclability

Thermoplastic recyclability supporting circular economy principles

Low Emission Processing

Reduced processing temperatures minimizing energy consumption and emissions

Efficient Manufacturing

Energy-efficient polymerization with minimal environmental footprint

Long Service Life

Extended product durability reducing replacement frequency

ISO 14001

Environmental management system certified production facility

Sustainable Materials

Supporting sustainable polymer development and green chemistry

Manufacturing Excellence & Quality Control

DRAVYOM's advanced copolymer manufacturing facility employs controlled polymerization and compounding technology with continuous monitoring systems to ensure consistent ethylene vinyl acetate quality and performance across all production batches.

Controlled Polymerization

Precise vinyl acetate content control with optimized molecular weight distribution

Multi-reactor systems for consistent copolymer composition
Quality Testing

25-point testing protocol including VA content, MFI, and impact properties

FTIR analysis and mechanical property testing verification
Quality Systems

ISO 9001:2015 and automotive grade certified polymer manufacturing

Continuous improvement and impact validation protocols
Pellet Quality

Controlled pellet size and shape with consistent flow properties

Maintained processing characteristics and material handling

Market Applications & Performance Data

Comprehensive polymer modification performance data demonstrating ethylene vinyl acetate effectiveness across diverse applications with quantified impact enhancement and processing validation studies.

Impact Modification
Impact Strength: 200-500% improvement in notched impact resistance Flexibility: Enhanced elongation at break and low-temperature performance Standards: ASTM D256 and ISO 179 impact testing compliance
Processing Applications
Processing: 20-40°C reduction in processing temperatures Flow: Improved melt flow and reduced processing stress Efficiency: Enhanced productivity with reduced energy consumption
Adhesive Applications
Adhesion: Excellent bonding to metal, glass, and polymer substrates Performance: Superior peel and shear strength properties Temperature Range: Effective from -40°C to 80°C service range

DRAVYOM Competitive Advantages

Superior Performance

Consistently exceeds impact modifier standards with exceptional toughening efficiency and processing benefits

Reliable Supply

Guaranteed availability with strategic inventory management and automotive-grade production scheduling

Technical Expertise

Dedicated polymer modification team provides formulation development and impact optimization support

Quality Assurance

Comprehensive certificates with detailed impact testing data and regulatory compliance validation

Global Standards

International compliance with FDA, EU, ASTM, and automotive specifications for worldwide applications

Partnership Approach

Collaborative relationships with polymer manufacturers and custom grade development services