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

ADK Stab AO-40 Antioxidant

ADK Stab AO-40 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 superior long-term oxidation resistance. Widely used in PP, PE, and TPO applications, it ensures consistent polymer performance during processing and end-use.
  • adk stab ao 40 antioxidant_27f28f30
  • adk stab ao 40 antioxidant_27f28f30

Features Of ADK Stab AO-40 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 plastics.

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

  5. Meets major food-contact and regulatory requirements including FDA 21 CFR §178.2010 and EU Regulation (EC) No 10/2011.

Typical Applications Of ADK Stab AO-40 Antioxidant

  1. Polypropylene (PP) fibers and nonwovens for automotive and hygiene applications.

  2. Polyethylene (PE) blow-molded containers and HDPE pipes.

  3. Styrene-based thermoplastics used in appliance housings and consumer electronics.

  4. Engineering plastics such as polybutylene terephthalate (PBT) and polyamide (PA) compounds.

  5. Recycled polymer streams requiring stabilization against thermo-oxidative degradation.

Specifications Of ADK Stab AO-40 Antioxidant

Chemical TypeHindered phenol
Product FormFree-flowing white to off-white powder
AppearanceFree-flowing crystalline powder
Primary ApplicationsPolyolefins, styrenics, engineering thermoplastics
Key FeaturesThermal stability, low volatility, non-discoloring
BenefitsExtended service life, improved melt stability, compliance with food-contact regulations
Recommended Use Level0.1–0.5 wt% depending on polymer and processing conditions
Storage ConditionsStore in original sealed container at ambient temperature; protect from moisture and direct sunlight


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