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

SI Group PW-9225 Antioxidant

SI Group PW-9225 Antioxidant is a high-performance hindered phenolic antioxidant from SI Group’s PW series, designed for polymer stabilization in demanding thermal and oxidative environments. It offers excellent melt protection, low volatility, and superior compatibility with polyolefins, engineering plastics, and elastomers—ensuring extended service life and consistent processing performance across industrial applications.
  • si group pw 9225 antioxidant_724bd937
  • si group pw 9225 antioxidant_724bd937

Features Of SI Group PW-9225 Antioxidant

  1. High-performance hindered phenolic antioxidant offering excellent thermal and oxidative stability.

  2. Low volatility and high melt retention, ensuring long-term efficacy during high-temperature polymer processing.

  3. Excellent compatibility with polyolefins, including PP, HDPE, and LDPE.

  4. Non-staining and low odor—suitable for applications requiring stringent sensory and appearance requirements.

  5. Meets FDA 21 CFR §178.2010 for indirect food contact in compliant polymer systems.

Typical Applications Of SI Group PW-9225 Antioxidant

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

  2. Automotive interior components including dashboards, door trims, and under-hood parts.

  3. Food packaging films and containers made from polyolefin resins.

  4. Rotomolded tanks and industrial containers requiring extended service life.

  5. Blown and cast film applications demanding clarity, toughness, and aging resistance.

Specifications Of SI Group PW-9225 Antioxidant

Chemical TypeHindered phenol
Product FormFree-flowing white to off-white granules
AppearanceUniform granular solid, free of visible impurities
Primary ApplicationsPolyolefins (PP, PE), engineering thermoplastics
Key FeaturesThermal stability, low extraction, non-migrating
BenefitsExtended polymer shelf life, reduced discoloration, improved mechanical retention
Recommended Use Level0.1–0.4 wt% (based on polymer weight)
Regulatory ComplianceFDA 21 CFR §178.2010; EU Directive 10/2011 (for compliant polymers)


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