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

DuPont Elvax 3190 Toughener

DuPont Elvax 3190 Toughener is a copolymer of ethylene and vinyl acetate (EVA) designed for impact modification in polyolefin blends. Featuring 19% VA content and melt index ~2.5 g/10 min, it enhances toughness, flexibility, and low-temperature performance while maintaining processability in extrusion and injection molding applications.
  • dupont elvax 3190 toughener_989bb9e7
  • dupont elvax 3190 toughener_989bb9e7

Features Of DuPont Elvax 3190 Toughener

  1. Highly effective ethylene-vinyl acetate (EVA)-based impact modifier for thermoplastics and thermoplastic elastomers.

  2. Enhances low-temperature toughness and ductility without significantly compromising stiffness or heat resistance.

  3. Excellent compatibility with polyolefins, including PP and HDPE, enabling uniform dispersion and stable morphology.

  4. Good melt processability via extrusion and injection molding with minimal gel formation or die buildup.

  5. Provides improved stress cracking resistance in demanding structural and automotive components.

Typical Applications Of DuPont Elvax 3190 Toughener

  1. Automotive interior trim parts requiring impact resilience and dimensional stability.

  2. Industrial packaging films where puncture resistance and seal integrity are critical.

  3. Toughened polypropylene compounds for under-hood components exposed to thermal cycling.

  4. Medical device housings needing sterilization-compatible toughness and clarity retention.

  5. Consumer appliance housings subject to mechanical shock and environmental stress.

Specifications Of DuPont Elvax 3190 Toughener

Chemical TypeEthylene-Vinyl Acetate Copolymer (EVA), ~19 wt% VA content
Product FormPellets
AppearanceOff-white to light tan, free-flowing granules
Melt Index (190°C/2.16 kg)3.5–5.5 g/10 min
Density (23°C)0.928–0.934 g/cm³
Softening Point (Vicat, 50 g)62–68°C
Primary ApplicationsImpact modification of polyolefins, TPEs, and rigid PVC
Key FeaturesToughness enhancement, low-temperature performance, processing stability


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