ExxonMobil EVA 25028 is a versatile ethylene–vinyl acetate copolymer offering excellent flexibility, melt flow performance, and adhesion characteristics. It is an ideal material for hot melt adhesives, compound formulations, and a variety of flexible plastic applications requiring consistent performance and processing ease. The product is supplied in free-flowing pellet form and can be processed using standard thermoplastic equipment, ensuring stable operation and consistent product quality.

Material Properties of ExxonMobil EVA 25028

Property

Typical Value

Test Method

Vinyl Acetate Content

27.6 wt%

Internal Method

Density

0.952 g/cm³

ASTM D1505

Melt Flow Rate

25 g/10 min (125 °C / 2.16 kg)

Internal Method

Melting Temperature (Peak)

70 °C

DSC

Vicat Softening Temperature

40 °C

Internal Method

Tensile Strength

5.1 MPa

Internal Method

Elongation at Break

664 %

Internal Method

Flexural Modulus (1% Secant)

18 MPa

Internal Method

Hardness

Shore A 78 / Shore D 21

Internal Method

Product Performance

  1. High Flexibility and Elasticity. The elevated vinyl acetate content significantly reduces polymer crystallinity, resulting in enhanced softness, flexibility, and elongation properties. This enables the material to perform well under bending and stretching conditions.
  2. Excellent Melt Flow and Processability. EVA 25028 offers a balanced melt flow rate, providing smooth and stable melt behavior during processing. It is suitable for extrusion, compounding, coating, and hot melt processing applications.
  3. Good Adhesion and Compatibility. The resin demonstrates strong adhesion characteristics and good compatibility with tackifying resins, waxes, and other functional additives. It is widely used as a base polymer in hot melt adhesive formulations.
  4. Thermoplastic Processing Convenience. As a thermoplastic copolymer, EVA 25028 can be processed using conventional plastic processing methods, offering ease of handling and formulation flexibility.

Main Applications

  • Hot melt adhesive systems.
  • Adhesive and specialty compound formulations.
  • Masterbatch carrier resins.
  • Flexible plastic compounds.
  • Coated, laminated, and extruded products.

Storage & Handling

  • Store in a cool, dry, and well-ventilated area.
  • Avoid direct sunlight and prolonged exposure to high temperatures.
  • Recommended storage temperature: below 35 °C.
  • Follow a first-in, first-out (FIFO) inventory practice.

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