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

ADK Stab AO-50 Antioxidant

ADK Stab AO-50 is a high-performance hindered phenolic antioxidant from Adeka’s ADK Stab series, designed for polyolefins and engineering plastics. It offers excellent thermal stability, low volatility, and synergistic effects with phosphites. Widely used in PP, PE, and TPO applications to prevent oxidative degradation during processing and long-term use.
  • adk stab ao 50 antioxidant_27f52212
  • adk stab ao 50 antioxidant_27f52212

Features Of ADK Stab AO-50 Antioxidant

  1. High-performance hindered phenolic antioxidant offering excellent long-term thermal stability.

  2. Low volatility and minimal migration, ensuring consistent protection in demanding processing conditions.

  3. Compatible with a broad range of polymers including polyolefins, styrenics, and engineering thermoplastics.

  4. Non-discoloring formulation suitable for applications requiring color stability and clarity.

  5. Regulatory-compliant for food-contact applications under FDA 21 CFR §178.2010 and EU Regulation (EC) No. 10/2011.

Typical Applications Of ADK Stab AO-50 Antioxidant

  1. Polypropylene (PP) fibers and nonwovens for automotive interior components.

  2. High-density polyethylene (HDPE) pipes and pressure-rated tubing.

  3. Injection-molded polyolefin parts used in household appliances and consumer electronics housings.

  4. Blown and cast films for packaging, including sealant and barrier layers.

  5. Recycled polyolefin compounds requiring stabilization against thermo-oxidative degradation.

Specifications Of ADK Stab AO-50 Antioxidant

Chemical TypeHindered phenol
Product FormFree-flowing white to off-white granules
AppearanceGranular, free of visible foreign matter
Melting Range115–125 °C
Assay (by HPLC)≥ 99.0%
Volatile Matter (105 °C, 2 h)≤ 0.3%
Heavy Metals (as Pb)≤ 5 ppm
Primary ApplicationsPolyolefins, styrenic resins, engineering plastics


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