High thermal stability for extended service life in high-temperature processing environments.
Excellent compatibility with polyolefins, including PP and HDPE, without blooming or migration issues.
Low volatility ensures minimal loss during extrusion, injection molding, and compounding operations.
Non-staining and low-coloring properties preserve the aesthetic integrity of final polymer products.
Halogen-free formulation supports compliance with RoHS, REACH, and other global regulatory standards.
Polypropylene (PP) fibers and nonwovens for medical and hygiene applications.
Automotive interior components requiring long-term thermo-oxidative resistance.
Food-contact packaging films and containers made from polyolefin resins.
Industrial-grade HDPE pipes and fittings exposed to elevated temperatures during installation.
Recycled polyolefin compounds where antioxidant efficiency must compensate for polymer degradation history.
| Chemical Type | Hindered phenolic antioxidant |
| Product Form | Free-flowing white to off-white granules |
| Appearance | Uniform granular solid, no visible dust or agglomerates |
| Melting Point | 115–125 °C (determined by DSC) |
| Assay (by HPLC) | ≥ 98.0% |
| Volatile Matter (105 °C, 2 h) | ≤ 0.3% |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Primary Applications | Polyolefins, engineering plastics, recycled polymers |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China