Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Songwon Songnox 11B B225 Antioxidant

Songwon Songnox 11B B225 Antioxidant is a high-performance hindered phenolic antioxidant designed for polyolefins and elastomers. It offers excellent thermal stability, low volatility, and synergistic effects with phosphite co-antioxidants. Widely used in PP, PE, and TPO applications, it ensures long-term polymer protection during processing and end-use. Complies with FDA and EU food-contact regulations.
  • songwon songnox 11b b225 antioxidant_d9046995
  • songwon songnox 11b b225 antioxidant_d9046995

Features Of Songwon Songnox 11B B225 Antioxidant

  1. Synergistic blend of hindered phenolic and phosphite antioxidants for superior long-term thermal and oxidative stability.

  2. Excellent compatibility with polyolefins, including PP, HDPE, and LDPE, without blooming or migration issues.

  3. Low volatility and high melt stability ensure consistent performance during high-temperature processing (e.g., extrusion, injection molding).

  4. Non-staining formulation suitable for light-colored and clear polymer applications.

  5. REACH-compliant and listed on major regulatory inventories including TSCA and AICS.

Typical Applications Of Songwon Songnox 11B B225 Antioxidant

  1. Polypropylene (PP) fibers and nonwovens for hygiene and medical products.

  2. Automotive interior components requiring long-term color and mechanical property retention.

  3. Food-contact packaging films and containers compliant with FDA 21 CFR §178.2010.

  4. Blown and cast polyethylene (PE) films for agricultural and industrial use.

  5. Recycled polyolefin compounds where enhanced stabilization against reprocessing degradation is critical.

Specifications Of Songwon Songnox 11B B225 Antioxidant

Chemical TypeHindered phenol + aryl phosphite synergistic blend
Product FormFree-flowing white to off-white granules
AppearanceUniform granular solid, no dust or agglomerates
Primary ApplicationsPolyolefins (PP, PE), engineering plastics, recycled polymers
Key FeaturesThermal stability, low volatility, non-discoloring, synergistic effect
BenefitsExtended service life, improved melt processability, reduced gel formation
Recommended Use Level0.1–0.3 wt% (based on polymer weight)
Storage ConditionsStore in original sealed packaging at <30°C, dry and well-ventilated area


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