Biphenylyl Diphenyl Phosphate (CAS 132-29-6): Comprehensive User Guide
Table of Contents
1. Product Overview & Technical Specifications
| Parameter | Specification |
|---|---|
| CAS Number | 132-29-6 |
| Molecular Formula | C24H19O4P |
| Molecular Weight | 418.38 g/mol |
| Appearance | Clear viscous liquid |
| Density (20°C) | 1.20-1.25 g/cm³ |
| Flash Point | >200°C (COC) |
| Solubility | Miscible with common organic solvents |
2. Key Applications & Industrial Uses
2.1 Flame Retardant Applications
Widely used in:
- Engineering thermoplastics (PC, PBT, PET blends)
- Wire & cable insulation materials
- Aerospace composite materials
2.2 Plasticizer Functionality
- Improves flexibility in PVC formulations
- Enhances low-temperature performance
3. Performance Comparison with Alternatives
| Property | Biphenylyl Diphenyl Phosphate | Triphenyl Phosphate (TPP) | Tricresyl Phosphate (TCP) |
|---|---|---|---|
| Thermal Stability | 300°C | 220°C | 240°C |
| Hydrolysis Resistance | Excellent | Good | Moderate |
| Viscosity @25°C | 150-200 cP | 80-100 cP | 200-250 cP |
4. Practical Implementation Scenarios
4.1 High-Temperature Cable Manufacturing
Used in cross-linked polyethylene (XLPE) cables for:
- 15-20% improvement in flame retardancy
- Reduced smoke emission (meets IEC 61034-2)
5. Verified Customer Success Stories
Case 1: European Automotive Supplier
- Challenge: UL94 V-0 compliance for EV battery components
- Solution: 18% loading in polycarbonate blend
- Result: 40% faster cycle time vs. brominated systems
Case 2: Asian Electronics Manufacturer
- Application: Smartphone casings
- Benefit: Maintained 0.8mm wall thickness with V-0 rating
6. Technical Consultation & Ordering
Request technical datasheets or discuss custom formulations:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Our chemical engineers provide:
- Regulatory compliance support (REACH, RoHS)
- Batch-to-batch consistency (ISO 9001 certified)
- Global logistics solutions
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