Tetrabromophthalic Anhydride (CAS 632-79-1) User Guide
Table of Contents
1. Product Overview & Specifications
Tetrabromophthalic Anhydride (TBPA) (CAS 632-79-1) is a brominated flame retardant widely used in polymers, epoxy resins, and plastics. Key specifications include:
| Parameter | Value |
|---|---|
| Molecular Formula | C8Br4O3 |
| Molecular Weight | 463.7 g/mol |
| Appearance | White to pale yellow powder |
| Melting Point | 270-275°C |
| Bromine Content | ≥67% |
2. Applications & Use Cases
Primary Uses:
- Flame retardant for epoxy resins in printed circuit boards (PCBs).
- Additive in polyesters and polyurethanes for automotive components.
- Thermal stability enhancer in engineering plastics.
Performance Advantages:
- High thermal stability (up to 300°C).
- Low impact on mechanical properties of host materials.
- Compliance with RoHS and UL94 V-0 standards.
3. Industry Case Studies
Case Study 1: Electronics Manufacturer (Germany)
- Challenge: Achieve UL94 V-0 rating for high-density PCBs.
- Solution: 15% TBPA added to epoxy resin formulation.
- Result: Reduced flammability without compromising dielectric properties.
Case Study 2: Automotive Supplier (USA)
- Challenge: Meet FMVSS 302 fire safety standards for dashboards.
- Solution: 10-12% TBPA in polyurethane foam.
- Result: 40% longer ignition resistance time.
4. Technical Comparison
| Parameter | TBPA | TBBPA | DecaBDE |
|---|---|---|---|
| Bromine Efficiency | ★★★★☆ | ★★★☆☆ | ★★★★★ |
| Thermal Stability | 300°C | 280°C | 320°C |
| RoHS Compliance | Yes | Partial | No |
5. Inquiry & Contact
Request technical datasheets or customized formulations:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Why Choose Us?
- ISO 9001-certified production
- 30-day lead time for bulk orders
- REACH-compliant global shipping
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