High thermal stability suitable for high-temperature polymer processing up to 260 °C.
Excellent long-term oxidative resistance in polyolefins and engineering thermoplastics.
Low volatility and minimal migration, ensuring consistent performance during service life.
Compatible with common co-stabilizers including phosphites and thioesters.
Non-discoloring formulation—preserves clarity and color stability in transparent applications.
Polyethylene (PE) pipes and geomembranes for infrastructure and environmental engineering.
Polypropylene (PP) automotive interior components exposed to heat and UV stress.
Food-contact compliant polyolefin packaging films and containers.
Engineering plastics such as PPA and PPS used in electrical connectors and under-hood parts.
Recycled polyolefin compounds requiring enhanced melt stability during reprocessing.
| Chemical Type | Hindered phenolic antioxidant |
| Product Form | Free-flowing white to off-white granules |
| Appearance | Uniform granular solid, no visible impurities |
| Melting Point | 115–125 °C (DSC, heating rate 10 °C/min) |
| Assay (by HPLC) | ≥98.5% active ingredient |
| Heavy Metals (as Pb) | <5 ppm |
| Residue on Ignition | <0.1% |
| Primary Applications | Polyolefins, engineering thermoplastics, 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