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High-efficiency secondary antioxidant with synergistic effect when combined with primary phenolic antioxidants.
Excellent thermal stability for processing at elevated temperatures (up to 280 °C).
Low volatility and minimal migration, ensuring long-term stabilization in polymer matrices.
Non-staining and non-discoloring—ideal for light-colored and transparent applications.
Compliant with major global regulatory frameworks including REACH and RoHS.
Polyolefins (PP, HDPE, LDPE) for injection molding and extrusion.
Engineering plastics such as polyamide (PA6, PA66) and PBT.
Thermoplastic elastomers (TPEs) and thermoplastic vulcanizates (TPVs).
Recycled polymer streams requiring robust oxidative stability during reprocessing.
Cable & wire insulation compounds exposed to continuous thermal stress.
| Chemical Type | Dialkyl sulfide-based phosphite antioxidant (DSTP) |
| Product Form | Free-flowing white to off-white crystalline powder |
| Appearance | White crystalline granules or fine powder |
| Melting Point | 115–122 °C |
| Assay (by HPLC) | ≥ 98.5% |
| Moisture Content | ≤ 0.15% (w/w) |
| Primary Applications | Polyolefins, engineering plastics, recycled polymers |
| Key Features | Hydrolysis-resistant, low odor, high compatibility with common resins |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
