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High-performance hindered phenolic antioxidant with excellent thermal and oxidative stability.
Low volatility and superior migration resistance in polymer matrices.
Effective at low dosage levels (0.1–0.5 wt%) across diverse polyolefin systems.
Compatible with common processing additives, including phosphites and thioesters.
Meets stringent regulatory requirements for food-contact and medical-grade polymers.
Polyethylene (HDPE, LDPE, LLDPE) for blow-molded containers and films.
Polypropylene (PP) used in automotive interior components and nonwovens.
Thermoplastic elastomers (TPEs) requiring long-term aging resistance.
Engineering plastics such as polybutylene terephthalate (PBT) and polyamide (PA).
Recycled polyolefin formulations to restore and maintain melt stability.
| Chemical Type | Hindered phenol (pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate)) |
| Product Form | White to light yellow crystalline powder |
| Appearance | Free-flowing granules or fine crystalline powder |
| Melting Point | 119–123 °C |
| Assay (by HPLC) | ≥ 99.0% |
| Volatile Matter (105 °C, 2 h) | ≤ 0.1% |
| Ash Content | ≤ 0.05% |
| Solubility | Soluble in chloroform, toluene, and hot xylene; sparingly soluble in ethanol and water |
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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
