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

DuPont Elvax 3165 Toughener

DuPont Elvax 3165 Toughener is a copolymer of ethylene and vinyl acetate (EVA), designed as a high-melt-index impact modifier for polyolefins. It enhances toughness, flexibility, and low-temperature performance in blends with PP, HDPE, or LDPE—ideal for automotive, packaging, and industrial applications requiring superior ductility and processability.
  • dupont elvax 3165 toughener_4d33f608
  • dupont elvax 3165 toughener_4d33f608

Features Of DuPont Elvax 3165 Toughener

  1. Highly effective ethylene-vinyl acetate (EVA) copolymer toughener for improving impact resistance in rigid thermoplastics.

  2. Excellent low-temperature toughness retention down to –40 °C, enhancing performance in demanding environments.

  3. Good melt processability and compatibility with engineering resins including polypropylene, ABS, and polycarbonate blends.

  4. Enables improved ductility without significant sacrifice in stiffness or heat deflection temperature.

  5. Consistent batch-to-batch quality supported by DuPont’s stringent manufacturing controls and traceability.

Typical Applications Of DuPont Elvax 3165 Toughener

  1. Automotive interior components requiring crack resistance and dimensional stability under thermal cycling.

  2. Consumer electronics housings where drop-impact performance and surface aesthetics are critical.

  3. Industrial equipment enclosures exposed to vibration, mechanical stress, and variable ambient temperatures.

  4. Medical device trays and packaging components needing toughness, clarity, and regulatory-compliant processing.

  5. Appliance parts such as control panels and structural housings requiring balanced rigidity and impact absorption.

Specifications Of DuPont Elvax 3165 Toughener

Chemical TypeEthylene-Vinyl Acetate (EVA) Copolymer
Product FormPellets
AppearanceOff-white to light tan, free-flowing pellets
Primary ApplicationsToughening agent for polyolefins, ABS, PC, and their blends
Key FeaturesHigh vinyl acetate content (~28 wt%), optimized for dispersion and interfacial adhesion
BenefitsEnhanced notched Izod impact strength, improved stress cracking resistance
Processing MethodExtrusion, injection molding, and compounding
Storage ConditionsStore in dry, cool conditions (<25 °C); protect from moisture and direct sunlight


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