Antioxidant 168 (Imported)
Functional Additives| Antioxidant
Basic Specifications
| Product Name | Antioxidant 168 (Imported) |
| CAS Registry Number | 31570-04-4 |
| Molecular formula | C42H63O3P |
| Molecular Weight | 646.9 |
| Product Categories | Functional Additives |
| Product Line | Antioxidant |
| Appearance | White crystalline powder |
Product Features
- Phosphite-based secondary antioxidants with outstanding thermal stability during high-temperature processing.
- Low volatility and hydrolysis-resistant; superior polymer color protection compared to standard phosphites.
- Significant synergistic effect when compounded with hindered phenol primary antioxidants (1010, 1076)
- This is a secondary antioxidant and must be compounded with a hindered phenol primary antioxidant.
Application Areas
Suitable for polyolefins (e.g., polypropylene, polyethylene), styrenic resins (e.g., polystyrene, ABS), engineering plastics (e.g., polyamides, polycarbonates), elastomers, and adhesives. Typically used in combination with phenolic primary antioxidants.
App Data
| Applicable Systems | Recommendation | Behavior Description |
|---|---|---|
| Polyolefin PP/PE | ✅ Recommended | Use 0.1%–0.3%; protected during processing. |
| Styrene-based ABS/PS | ✅ Recommended | Use 0.1%–0.3% to inhibit yellowing during processing. |
| Engineering Plastics PA/PC | ✅ Recommended | Usage: 0.1%-0.3%, for synergistic, long-lasting stability |
Notes
- Test with your actual formula before use to verify performance and compatibility.
- For best results, combine this product with hindered phenol primary antioxidants such as 1010 and 1076.
- Store in a cool, dry place. Seal immediately after opening to prevent moisture exposure.
Learn more?
Our technical team is ready to provide professional product consultation and application guidance.
Get in Touch