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

ADEKA ADK STAB AO-18 Antioxidant

ADEKA ADK STAB AO-18 is a high-performance hindered phenolic antioxidant from ADEKA’s ADK STAB series, widely used in polyolefins and engineering plastics to prevent thermal-oxidative degradation during processing and long-term service. It offers excellent melt stability, low volatility, and synergistic effects with phosphites.
  • adeka adk stab ao 18 antioxidant_b7c6cead
  • adeka adk stab ao 18 antioxidant_b7c6cead

Features Of ADEKA ADK STAB AO-18 Antioxidant

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

  4. Non-staining and low odor—ideal for applications requiring high aesthetic and sensory quality.

  5. Meets major regulatory requirements for food-contact and medical-grade polymer applications (e.g., FDA 21 CFR §178.2010, EU Directive 10/2011).

Typical Applications Of ADEKA ADK STAB AO-18 Antioxidant

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

  2. Automotive interior components exposed to elevated temperatures and UV stress.

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

  4. Medical tubing and disposable devices manufactured from thermoplastic elastomers (TPEs) and polyolefins.

  5. 3D printing filaments where consistent melt stability and minimal discoloration are critical.

Specifications Of ADEKA ADK STAB AO-18 Antioxidant

Chemical TypeHindered phenol
Product FormFree-flowing white to off-white granules
AppearanceGranular, uniform particle size distribution
Molecular Weight (approx.)521 g/mol
Melting Point120–125 °C
Volatile Matter (105 °C, 2 h)≤ 0.5 wt%
Ash Content≤ 0.05 wt%
Primary ApplicationsPolyolefins, TPEs, styrenic resins, engineering thermoplastics


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