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

Addivant ANOX PP-18 Antioxidant

Addivant ANOX PP-18 is a high-performance phenolic antioxidant from Addivant’s ANOX series, specifically formulated for polypropylene and other polyolefins. It delivers exceptional thermal stability, melt protection, and long-term aging resistance while maintaining low volatility and excellent compatibility. Widely used in automotive, packaging, and fiber applications, it ensures consistent polymer performance under demanding processing conditions.
  • addivant anox pp 18 antioxidant_c2be2862
  • addivant anox pp 18 antioxidant_c2be2862

Features Of Addivant ANOX PP-18 Antioxidant

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

  2. Low volatility and minimal plate-out, ensuring consistent processing and clean equipment operation.

  3. Excellent compatibility with polyolefins, including homopolymers and copolymers of propylene.

  4. Synergistic performance when combined with phosphite co-stabilizers (e.g., Addivant ANOX 20).

  5. Complies with FDA 21 CFR §178.2010 for indirect food contact applications in polyolefin packaging.

Typical Applications Of Addivant ANOX PP-18 Antioxidant

  1. Stabilization of injection-molded polypropylene automotive interior parts.

  2. Protection of spunbond and meltblown nonwoven polypropylene fabrics.

  3. Long-term stabilization of polypropylene fibers for geotextiles and carpet backing.

  4. Thermal stabilization of PP-based medical packaging films and containers.

  5. Processing aid for extruded PP profiles and pipes requiring high melt stability.

Specifications Of Addivant ANOX PP-18 Antioxidant

Chemical TypeHindered phenol (2,6-di-tert-butyl-4-(octadecyloxy)phenol)
Product FormPellets
AppearanceOff-white to light tan cylindrical pellets
Melting Range52–58 °C
Active Content≥ 98.5 wt%
Primary ApplicationsPolypropylene (PP), polyethylene (PE), ethylene-propylene rubber (EPR)
Key FeaturesLow migration, low odor, high thermal stability
BenefitsExtended product lifetime, reduced discoloration, improved mechanical retention


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