Poly(alpha-methylstyrene) CAS 25014-31-7: Comprehensive User Guide
Table of Contents
1. Product Overview & Technical Specifications
Poly(alpha-methylstyrene) (CAS 25014-31-7) is a high-performance thermoplastic polymer with exceptional thermal stability and chemical resistance.
Key Parameters:
| Property | Specification |
|---|---|
| Chemical Name | Poly(α-methylstyrene) |
| CAS Number | 25014-31-7 |
| Molecular Formula | (C9H10)n |
| Molecular Weight | 10,000-300,000 g/mol |
| Appearance | Transparent pellets |
| Density | 1.07 g/cm³ |
| Glass Transition Temp | 175-185°C |
| Solubility | Soluble in THF, toluene, DMF |
Comparative Analysis:
| Feature | Poly(α-MS) | Standard PS | ABS |
|---|---|---|---|
| Heat Resistance | ★★★★☆ | ★★☆☆☆ | ★★★☆☆ |
| Chemical Stability | ★★★★★ | ★★★☆☆ | ★★☆☆☆ |
| Processability | ★★★☆☆ | ★★★★★ | ★★★★☆ |
2. Key Applications & Industrial Uses
Core Applications:
- High-temperature adhesives formulation
- Dielectric materials for electronics
- Automotive under-hood components
- Specialty coating additives
- Advanced composite matrices
3. Performance Advantages
- Superior thermal stability vs. conventional polystyrene
- Enhanced UV resistance for outdoor applications
- Low dielectric constant (2.45-2.55 at 1MHz)
- Excellent hydrolytic stability
4. Real-World Use Cases
Case 1: Automotive Seals Manufacturing
Replaced traditional rubber in turbocharger seals, achieving 40% weight reduction while maintaining 220°C operational stability.
Case 2: Flexible Printed Circuits
Enabled production of high-frequency FPCs with dielectric loss tangent <0.002 at 10GHz.
5. Client Success Stories
Client A: European Automotive Supplier
Achieved 15% fuel efficiency improvement through lightweight engine components (2019-2023 collaboration).
Client B: Asian Electronics Manufacturer
Developed 5G antenna substrates meeting MIL-STD-810H standards (Annual consumption: 85 metric tons).
6. Contact for Technical Consultation
Request custom formulations or material samples:
info@vivalr.com
(86) 15866781826
Technical Support Includes:
– Application development guidance
– Regulatory compliance assistance
– Batch-to-batch consistency monitoring
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