UV Stabilizer (HALS) - Polymer Additive
Polymer UV Protection
Polymer Additive

UV Stabilizer (HALS)

Premium hindered amine light stabilizer engineered for demanding polymer applications including UV protection, weathering resistance, and outdoor durability. Our high-performance stabilizer delivers exceptional UV absorption, consistent performance, and reliable supply for critical polymer manufacturing processes requiring superior light stability with stringent quality control standards.

  • High Molecular Weight HALS
  • 98.0% Minimum Purity
  • Superior UV Protection
  • Long-Term Stability
  • Outdoor Applications
  • Polymer Grade Quality
Request Quote Technical Support

Technical Specifications

Chemical Type: Hindered Amine Light Stabilizer (HALS)
CAS Number: 52829-07-9
EINECS Number: 258-207-9
Purity: ≥ 96.0% (Polymer Grade)
Physical State: White to off-white powder
Melting Point: 81-86°C
Molecular Weight: 508.8 g/mol
Volatile Matter: ≤ 0.5%
Ash Content: ≤ 0.1%
Light Transmission: ≥ 96% (425 nm)
Thermal Stability: Up to 300°C
Solubility: Soluble in organic solvents
Compatibility: PP, PE, PS, PVC, PC, ABS
Recommended Dosage: 0.1-0.5% w/w
Packaging Options: 25kg fiber drums, 200kg drums

Applications

Automotive Plastics
Building & Construction
Packaging Materials
Outdoor Furniture
Agricultural Films
Coatings & Paints

Industry-Specific Grades

DRAVYOM offers specialized HALS grades tailored for different polymer UV protection requirements, ensuring optimal performance across diverse applications.

Automotive Grade
Purity: ≥ 97.0% Thermal Stability: Up to 320°C Low Migration: Enhanced Application: Automotive exteriors
Food Contact Grade
FDA Approved: 21 CFR 178.2010 Migration: ≤ 10 mg/kg Heavy Metals: ≤ 5 ppm Application: Food packaging
Construction Grade
Weather Resistance: 20+ years Durability: Enhanced Stability: Long-term outdoor Application: Building materials
Industrial Grade
Cost Effective: Optimized Processing: Wide temperature Compatibility: Multi-polymer Application: General industrial use

Quality Standards

DRAVYOM's UV Stabilizer (HALS) is manufactured under strict quality control protocols, meeting international polymer additive standards for UV protection applications.

ISO 9001:2015 Certified
REACH/RoHS Compliant
≥ 96.0% UV Stabilizer Purity
Superior UV Protection
High Temperature Stability
Automotive Grade Available
Complete Performance Testing
Sustainable Manufacturing

Advanced Chemical Properties & Performance

Poly Grade UV Stabilizer (HALS) exhibits exceptional chemical properties essential for polymer photoprotection applications. Its hindered amine structure and radical scavenging capability ensure reliable performance in demanding UV exposure conditions and polymer processing requirements.

HALS Properties
Molecular Weight: 400-4000 g/mol
Melting Point: 80-150°C
Radical Efficiency: High scavenging activity
Regenerative Cycle: Self-regenerating mechanism
Processing Properties
Processing Temperature: 180-300°C
Thermal Stability: Excellent up to 320°C
Volatility: Low vapor pressure
Dosage Level: 0.1-2.0% by weight
UV Protection Performance
Protection Mechanism: Radical scavenging
UV Range: 280-400 nm protection
Longevity: Long-term effectiveness
Synergistic Effects: Enhanced with UV absorbers
Purity Specifications
Active Content: ≥96.0%
Moisture Content: ≤0.5%
Ash Content: ≤0.3%
Heavy Metals: ≤10 ppm
Stability Properties
Shelf Life: 3 years (proper storage)
UV Resistance: Inherently photostable
Chemical Stability: Excellent under processing
Storage Conditions: Cool, dry, dark

Performance Characteristics

Detailed performance metrics demonstrate Poly Grade UV Stabilizer (HALS) superiority in photoprotection applications with exceptional radical scavenging efficiency, thermal stability, and reliable long-term UV protection across diverse polymer systems.

Stabilizer Purity

Purity: ≥96.0% active HALS content

Superior UV protection grade
Radical Scavenging

Efficiency: High radical trapping capacity

Exceptional photoprotection mechanism
Thermal Stability

Stability: Excellent up to 320°C

Reliable high-temperature processing
Processing Performance

Range: 180-300°C processing window

Versatile polymer compatibility
Dosage Efficiency

Usage: 0.1-2.0% by weight effective

Cost-effective UV protection
Long-term Protection

Duration: 3 years shelf life

Extended UV stabilization performance

Safety Information

Low toxicity UV stabilizer requiring standard industrial hygiene practices. May cause mild skin or eye irritation if handled improperly. Handle with appropriate protective equipment including safety goggles, protective gloves, and dust masks. Use adequate ventilation during processing operations.

Mild Irritant
Eye Protection
Skin Protection

Storage & Handling

Store in original containers in a cool, dry, dark place away from direct sunlight and moisture. Keep containers tightly closed when not in use. Handle with standard polymer additive processing equipment and ensure adequate ventilation during high-temperature operations.

Cool storage (15-25°C)
Protect from light
Moisture protection
Adequate ventilation

Chemical Mechanisms & Reaction Pathways

Advanced HALS UV stabilizer mechanisms provide superior photoprotection through radical scavenging, excited state quenching, and regenerative stabilization cycles in polymer systems.

Radical Scavenging

Hindered amine groups trapping polymer radicals preventing degradation

Superior UV protection efficiency
Regenerative Cycle

Self-regenerating nitroxyl radicals providing long-term protection

Extended service life performance
Synergistic Effects

Enhanced performance when combined with UV absorbers

Optimized photoprotection systems
Polymer Compatibility

Excellent compatibility with various polymer systems

Broad application versatility

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures safe use in UV stabilization applications with complete documentation packages supporting industrial safety and environmental requirements.

Industrial Standards

REACH registration and polymer additive compliance

Safety Compliance

Occupational safety and health administration compliance

Automotive Standards

Automotive weathering and UV resistance specifications

Global Registration

International chemical registration and inventory compliance

Documentation

Complete safety data sheets and UV performance data

Transportation

Safe transportation protocols for UV stabilizers

Technical Support & Value-Added Services

DRAVYOM's UV stabilization support team provides comprehensive guidance, weathering assessment, and technical expertise to optimize HALS performance in demanding outdoor applications.

UV Protection Services
  • UV stabilizer selection and optimization
  • Weathering resistance assessment
  • Accelerated aging protocols
  • Outdoor exposure testing
Formulation Support
  • Stabilizer system development
  • Synergist combination optimization
  • Processing condition optimization
  • Performance testing protocols
Performance Testing
  • UV exposure chamber testing
  • Color stability assessment
  • Mechanical property retention
  • Long-term weathering studies
Supply Solutions
  • Custom packaging options
  • Just-in-time delivery
  • Technical consultation
  • Inventory management

Environmental Impact & Sustainability

Our HALS UV stabilizer production emphasizes environmental responsibility through efficient manufacturing practices, extended product life cycles, and comprehensive environmental impact management.

Product Longevity

Extending plastic product lifespan reducing replacement needs

Waste Reduction

Preventing premature product failure and waste generation

Clean Production

Energy-efficient manufacturing with emission controls

Safe Disposal

Environmentally responsible disposal guidelines

Environmental Standards

ISO 14001 environmental management compliance

Resource Conservation

Reducing resource consumption through product durability

Manufacturing Excellence & Quality Control

DRAVYOM's advanced manufacturing facility employs state-of-the-art production technology and stringent quality monitoring systems to ensure consistent HALS UV stabilizer quality and performance.

Production Process

Advanced synthesis with controlled molecular architecture and purity

Optimized for UV protection performance
Quality Testing

Comprehensive testing including UV stability, compatibility, and performance validation

Rigorous quality assurance protocols
Quality Systems

ISO 9001:2015 quality management with automotive industry compliance

Consistent manufacturing excellence
Packaging Standards

Light-protected packaging with moisture control and contamination prevention

Preserving stabilizer effectiveness

Market Applications & Performance Data

Comprehensive performance data demonstrating HALS UV stabilizer effectiveness across demanding outdoor applications with validated weathering resistance and real-world durability success.

Automotive Applications
UV Resistance: 5000+ hours xenon arc exposure Color Retention: <2 ΔE color change after weathering Property Retention: 90% tensile strength after 2000h
Building & Construction
Service Life: 20+ years outdoor performance Impact Retention: 80% after accelerated weathering Gloss Retention: >60% after 2000h QUV exposure
Agricultural Applications
Film Durability: 3+ seasons greenhouse performance Light Transmission: Maintained optical properties Cost Performance: 40% longer service life vs unstabilized

DRAVYOM Competitive Advantages

UV Protection Excellence

Superior HALS technology with proven long-term weathering performance

Quality Validation

Extensive testing and validation in real-world weathering conditions

Technical Innovation

Advanced stabilizer chemistry with regenerative protection mechanisms

Supply Reliability

Consistent availability with specialized packaging for stabilizer preservation

Application Expertise

Deep understanding of outdoor application requirements and challenges

Durability Focus

Commitment to extending product service life and performance