Lead Salts Thermal Stabilizers
Polymer Legacy
Polymer Additives

Lead Salts (Tribasic Lead Sulfate, Dibasic Lead Phosphite)

Traditional thermal stabilizers designed for specific polymer applications. Lead Salts including Tribasic Lead Sulfate and Dibasic Lead Phosphite provide thermal stability and heat resistance, though their usage is declining due to environmental concerns and regulatory restrictions. Available for legacy applications requiring these specific stabilizers.

  • Traditional Thermal Stabilizer
  • Heat Resistance Properties
  • Legacy Application Support
  • Specific Use Cases
  • Industrial Grade Quality
  • Declining Usage (Environmental Concerns)
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Technical Specifications

Product Type: Lead Salt Stabilizers
Salt Types: Stearate, phosphite, sulfate
Lead Content: 45-75% by weight
Melting Point: 100-130°C
Thermal Stability: Up to 200°C
Processing Temperature: 150-190°C
Recommended Loading: 1.5-4.0 phr
Appearance: White to pale yellow powder
Moisture Content: ≤ 0.5%
Particle Size: 1-10 μm
Bulk Density: 0.4-0.8 g/cm³
Stabilizer Efficiency: High performance
Compatibility: PVC systems only
Regulatory Status: Restricted use
Storage Stability: 24 months (dry conditions)
Packaging: 25kg kraft bags with PE liner

Applications

PVC Stabilization
Heat Stabilization
Rigid PVC Pipes
PVC Profiles
Cable Sheathing
PVC Compounds
Industrial PVC
Automotive Parts
PVC Sheets
Construction PVC
Specialty Compounds
PVC Film (legacy)

Industry-Specific Grades

DRAVYOM offers specialized lead salt stabilizer grades for legacy PVC applications, providing excellent thermal stability for specific industrial uses with appropriate safety measures.

Basic Lead (LS-100)
Type: Lead sulfate Lead content: 65-70% Cost: Economical Application: Rigid PVC
Tribasic Lead (LS-200)
Type: Lead sulfate tribasic Efficiency: High Clarity: Good Application: High-performance PVC
Lead Stearate (LS-300)
Type: Dibasic lead stearate Lubricity: Enhanced Processing: Improved Application: Rigid compounds
Specialty Blend (LS-400)
Type: Multi-component Performance: Optimized Balance: Thermal/lubrication Application: Custom formulations

Quality Standards

DRAVYOM's lead salt stabilizers are manufactured under stringent quality control protocols for legacy applications, meeting industrial PVC standards with appropriate safety handling requirements.

ISO 9001:2015 Certified Manufacturing
ASTM D3053 Testing Standards
Consistent Lead Content
Advanced Thermal Testing
High Purity Standards
Batch-to-Batch Consistency
Complete Safety Testing
Hazmat-Compliant Storage

Advanced Chemical Properties & Performance

Lead salt stabilizers exhibit exceptional thermal stabilization properties for legacy PVC applications. Their dual acid scavenging and heat stabilization mechanisms ensure reliable processing protection and long-term thermal performance in specialized industrial applications where regulatory compliance permits.

Chemical Structure
Active Component: Lead carboxylates
Mechanism: HCl scavenging + lubrication
Lead Content: 25-65% depending on type
Molecular Weight: 400-800 g/mol typical
Thermal Properties
Processing Temperature: Up to 220°C effective
Decomposition: 300-400°C depending on type
Heat Stability: Excellent long-term
Processing Aid: Superior lubrication
Stabilization Properties
HCl Scavenging: Highly effective primary
Processing Aid: Excellent lubrication
Color Development: Superior color hold
Efficiency: Low loading requirements
Physical Properties
Appearance: White to pale yellow powder
Particle Size: 1-10 μm typical
Bulk Density: 0.3-0.8 g/cm³
Solubility: PVC matrix soluble
Processing Characteristics
Loading Level: 2-8 phr typical
Dispersion: Excellent in PVC
Processing Window: Wide temperature range
Compatibility: Legacy PVC formulations

Performance Characteristics

Detailed performance metrics demonstrate lead salt effectiveness in PVC stabilization with exceptional heat stability, superior processing lubrication, and excellent long-term performance in specialized legacy applications where regulatory compliance permits usage.

HCl Scavenging

Efficiency: Superior acid neutralization

Highly effective protection
Processing Aid

Lubrication: Excellent melt flow

Superior processing benefits
Color Stability

Retention: Minimal discoloration

Excellent color hold
Heat Stability

Performance: Long-term thermal protection

Extended service life
Efficiency

Loading: Low phr requirements

Cost-effective protection
Legacy Applications

Compliance: Specialized industrial use

Regulatory restricted use

Safety Information

Lead salt stabilizers require strict safety protocols and regulatory compliance. Avoid all contact and inhalation. Use full personal protective equipment including respirators, gloves, and protective clothing. Ensure hazmat-compliant storage and disposal. Use only where regulatory approval exists and with proper environmental controls.

Toxic Material - Strict Handling
Regulatory Compliance Required
Full PPE Essential

Storage & Handling

Store lead salts in hazmat-compliant facilities with appropriate containment and ventilation systems. Keep containers sealed and labeled per hazmat regulations. Use controlled access storage areas with spill containment. Ensure compliance with local, national, and international lead handling regulations.

Hazmat compliance mandatory
Controlled ventilation systems
Restricted access storage
Regulatory documentation

Chemical Mechanisms & Reaction Pathways

Lead salt stabilizers function through dual heat stabilization mechanisms, providing excellent thermal protection via hydrogen chloride scavenging and radical termination, while enabling superior processing characteristics in specialized applications.

HCl Scavenging

Rapid neutralization of hydrogen chloride during thermal processing

Primary thermal stabilization mechanism
Radical Termination

Effective termination of free radical chain reactions

Prevents thermal degradation propagation
Lubrication

Metallic stearate component provides processing lubrication

Enhanced processing characteristics
Long-term Protection

Sustained stabilization through controlled release mechanisms

Extended thermal protection duration

Regulatory Compliance & Documentation

Lead salt stabilizers are subject to strict regulatory controls with restricted use authorization required. Available only for specialized industrial applications where regulatory approval exists and environmental controls are implemented.

Restricted Use

Limited to authorized industrial applications only

Legacy Applications

Specialized use where alternatives are not viable

Environmental Controls

Mandatory environmental protection measures

Regional Compliance

Compliance with local lead handling regulations

Documentation

Comprehensive safety and handling documentation

SDS Required

Mandatory Safety Data Sheets with hazmat protocols

Technical Support & Value-Added Services

DRAVYOM's specialized stabilizer team provides comprehensive technical support, regulatory guidance, and safe handling services for authorized lead salt applications with full compliance support.

Technical Consultation
  • Alternative stabilizer evaluation
  • Transition planning assistance
  • Performance equivalency studies
  • Legacy application support
Safety Services
  • Hazmat handling training
  • Environmental compliance
  • Risk assessment support
  • Safety protocol development
Regulatory Support
  • Compliance documentation
  • Regulatory interpretation
  • Permit assistance
  • Audit preparation
Controlled Supply
  • Authorized distributor network
  • Controlled inventory tracking
  • Secure transportation
  • Compliance documentation

Environmental Impact & Sustainability

Lead salt stabilizer use requires comprehensive environmental protection protocols including waste minimization, controlled disposal, and transition planning toward lead-free alternatives for sustainable polymer applications.

Transition Planning

Supporting transition to lead-free alternatives

Waste Management

Controlled disposal and recycling programs

Containment Systems

Advanced containment and emission controls

Risk Mitigation

Comprehensive environmental risk management

Environmental Compliance

Full regulatory environmental compliance

Responsible Use

Authorized applications with environmental controls

Manufacturing Excellence & Quality Control

DRAVYOM's specialized hazmat manufacturing facility employs advanced containment technology and continuous monitoring systems to ensure safe production of lead salt stabilizers with comprehensive environmental controls.

Controlled Production

Advanced containment systems with environmental monitoring

Full hazmat compliance and worker protection
Quality Testing

Comprehensive analysis including lead content verification

Performance and purity testing protocols
Safety Systems

ISO 9001:2015 with additional hazmat certifications

Enhanced safety and environmental protocols
Secure Packaging

Hazmat-compliant containers with full labeling

Safe transportation and handling compliance

Market Applications & Performance Data

Specialized application data for lead salt stabilizers in authorized industrial applications demonstrating exceptional thermal protection performance under strict regulatory compliance.

Legacy Industrial
Thermal Protection: Superior HCl scavenging Processing: Excellent lubrication properties Efficiency: Low loading requirements (2-4 phr)
Specialized Manufacturing
Performance: Unmatched thermal stability Processing: Superior flow characteristics Regulation: Authorized use applications only
Transition Support
Alternatives: Lead-free options available Support: Transition planning assistance Timeline: Regulatory compliance scheduling

DRAVYOM Competitive Advantages

Compliance Excellence

Full regulatory compliance with comprehensive safety protocols and environmental protection measures

Controlled Supply

Authorized distribution network with secure supply chain and regulatory documentation

Transition Support

Dedicated team provides alternative solutions and transition planning for lead-free systems

Safety Assurance

Comprehensive safety protocols with hazmat training and environmental compliance support

Regulatory Expertise

Deep understanding of global lead regulations and compliance requirements

Responsible Partnership

Committed to safe use and environmental protection while supporting transition to alternatives