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

DOW Nucrel AN4228C Toughener

DOW Nucrel AN4228C Toughener is a carboxylated ethylene copolymer from Dow’s Nucrel series, designed as a reactive impact modifier for polyolefins and engineering plastics. It enhances toughness, adhesion, and melt strength without compromising clarity or processability—ideal for demanding automotive and packaging applications.
  • dow nucrel an4228c toughener_77c60942
  • dow nucrel an4228c toughener_77c60942

Features Of DOW Nucrel AN4228C Toughener

  1. Enhanced impact resistance for polyolefin-based composites and blends.

  2. Excellent melt processability with broad compatibility in PP and PE matrices.

  3. Improved low-temperature toughness without sacrificing stiffness or dimensional stability.

  4. Carboxyl-functionalized ethylene copolymer enabling strong interfacial adhesion.

  5. Consistent rheology and thermal stability suitable for extrusion, injection molding, and compounding.

Typical Applications Of DOW Nucrel AN4228C Toughener

  1. Automotive interior trim components requiring dent resistance and scratch durability.

  2. Industrial packaging films demanding puncture resistance and seal integrity.

  3. Consumer appliance housings exposed to mechanical stress and thermal cycling.

  4. Medical device trays and containers requiring toughness and sterilization compatibility.

  5. Recycled polyolefin upcycling formulations to restore impact performance.

Specifications Of DOW Nucrel AN4228C Toughener

Chemical TypeCarboxyl-modified ethylene-acrylic acid copolymer
Product FormPellets
AppearanceOff-white to light tan, free-flowing pellets
Melt Flow Rate (190°C/2.16 kg)25–35 g/10 min
Acid Number22–26 mg KOH/g
Density (23°C)0.945–0.955 g/cm³
Primary ApplicationsToughening agent for PP, HDPE, and recycled polyolefins
Key FeaturesImpact modification, adhesion promotion, melt-processable compatibilizer


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