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

ADEKA ADK STAB AO-40 Antioxidants

ADEKA ADK STAB AO-40 is a high-performance phenolic antioxidant from ADEKA’s ADK STAB series, designed for thermal and oxidative stabilization of polymers including polyolefins and engineering plastics. It offers excellent melt stability, low volatility, and synergistic effects with phosphites. Widely used in automotive, packaging, and electrical applications requiring long-term durability and color retention.
  • adeka adk stab ao 40 antioxidants_3da72ec5
  • adeka adk stab ao 40 antioxidants_3da72ec5

Features Of ADEKA ADK STAB AO-40 Antioxidants

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

  2. Low volatility and superior migration resistance, ensuring long-term protection in demanding processing conditions.

  3. Excellent compatibility with polyolefins, engineering plastics, and elastomers without blooming or plate-out issues.

  4. Non-staining and low-color formation, suitable for applications requiring high aesthetic quality and clarity.

  5. Regulatory compliant with major global food-contact and toy-safety standards (e.g., FDA 21 CFR §178.2010, EU Directive 10/2011).

Typical Applications Of ADEKA ADK STAB AO-40 Antioxidants

  1. Polypropylene (PP) and polyethylene (PE) automotive components including bumpers, dashboards, and under-hood parts.

  2. Food packaging films and containers requiring FDA-compliant stabilization.

  3. Medical-grade polyolefin tubing, syringes, and disposable devices.

  4. Household appliances and consumer electronics housings exposed to elevated temperatures during use.

  5. Industrial cables and wire insulation where long-term electrical integrity and thermal endurance are critical.

Specifications Of ADEKA ADK STAB AO-40 Antioxidants

Chemical TypeHindered phenol
Product FormPellets
AppearanceWhite to off-white free-flowing pellets
Melting Point115–125 °C (by DSC)
Assay (by HPLC)≥ 98.0%
Volatile Matter (105 °C, 2 h)≤ 0.3%
Ash Content≤ 0.05%
Primary ApplicationsPolyolefins, engineering thermoplastics, elastomers


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