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

DuPont Elvaloy AC 1820 Impact modifier

DuPont Elvaloy®AC 1820 is a granular EMA resin with 20% methyl acrylate content. Processable on standard extrusion equipment designed for polyethylene, it features easy processing and good substrate compatibility, serving as a well-balanced polymer modification raw material.

Features Of DuPont Elvaloy AC 1820 Impact modifier

  1. Strong process adaptability, compatible with standard PE extrusion equipment without modification, reducing production commissioning costs.

  2. Stable component ratio, with 20% methyl acrylate content to precisely control the flexibility of modified products.

  3. Wide thermal processing window, resistant to degradation during high-temperature processing, ensuring consistent product performance.

  4. Excellent compatibility, blendable with polyolefin resins such as PE, PP and some polar resins for modification.

  5. Balanced physical properties, with density and melt flow rate suitable for various molding processes, ensuring good dimensional stability of products.

Typical Applications Of DuPont Elvaloy AC 1820 Impact modifier

  1. Polyolefin film modification, improving film flexibility, puncture resistance and heat-sealing performance.

  2. Toughening of injection-molded products, enhancing impact resistance of PP and PE parts and reducing low-temperature cracking risk.

  3. Adhesive layer of multi-layer co-extruded packaging, strengthening interlayer adhesion between different substrates and preventing delamination.

  4. Masterbatch carrier resin, improving the dispersion uniformity of fillers and functional additives in substrates.

  5. Modification of pipes and profiles, optimizing product crack resistance and weather resistance to extend service life.

Specifications Of DuPont Elvaloy AC 1820 Impact modifier

PropertyTypical Value
Physical Properties
Density0.942 g/cm³
Melt Flow Rate (190°C/2.16kg)8 g/10min
Methyl Acrylate Content20% (by weight)
Thermal Properties
Melting Point (DSC)92°C (198°F)
Vicat Softening Temperature54°C (129°F)









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