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

DuPont Elvaloy AC3427 Toughener

DuPont Elvaloy AC3427 Toughener is a terpolymer-based impact modifier designed for engineering thermoplastics. It enhances toughness, ductility, and low-temperature performance without compromising melt flow or thermal stability. Compatible with nylon, PBT, and PC blends, it delivers superior notch sensitivity reduction and consistent dispersion. Widely used in automotive and electrical components requiring high reliability and process efficiency.
  • dupont elvaloy ac3427 toughener_e1532a9e
  • dupont elvaloy ac3427 toughener_e1532a9e

Features Of DuPont Elvaloy AC3427 Toughener

  1. Enhances impact resistance and ductility in rigid thermoplastic matrices without compromising stiffness.

  2. Provides excellent low-temperature toughness retention down to –40 °C.

  3. Offers superior compatibility with polyolefins, engineering thermoplastics, and PVC-based compounds.

  4. Enables improved melt processability and reduced extrusion torque in compounding operations.

  5. Delivers long-term thermal and UV stability when formulated with appropriate stabilizer systems.

Typical Applications Of DuPont Elvaloy AC3427 Toughener

  1. Automotive interior and exterior trim components requiring dimensional stability and impact performance.

  2. Rigid packaging for medical devices and consumer goods demanding clarity and drop resistance.

  3. Industrial piping systems where chemical resistance and crack propagation resistance are critical.

  4. Electrical enclosures and connectors requiring flame-retardant formulations with enhanced toughness.

  5. Co-extruded profiles for building & construction applications including window frames and cladding.

Specifications Of DuPont Elvaloy AC3427 Toughener

Chemical TypeEthylene–methyl acrylate–glycidyl methacrylate (EMA-GMA) terpolymer
Product FormPellets
AppearanceOff-white to light tan, free-flowing cylindrical pellets
Primary ApplicationsToughening agent for thermoplastics and thermoplastic elastomers
Key FeaturesReactive functionalization (epoxy groups), high grafting efficiency, low moisture sensitivity
BenefitsImproved interfacial adhesion, enhanced dispersion in polymer blends, reduced notch sensitivity
Recommended Processing Temperature Range160–220 °C
Storage ConditionsStore in original unopened container at ≤30 °C and <50% relative humidity


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