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

Dow ENGAGE 8540 Impact Modifier

ENGAGE™ 8540 is an ethylene-octene copolymer polyolefin elastomer from Dow, optimized for foam applications and tubing/hose profile extrusion. It offers good clarity, toughness, flexibility, excellent polyolefin compatibility for blending/coextrusion, and compliance with global food contact safety standards.

Features Of Dow ENGAGE 8540 Impact Modifier

  1. Supplied in pellet form, enabling automated production with precise dosing for processing stability

  2. Balances high clarity and flexibility, meeting dual requirements for appearance and touch in foams and hoses

  3. Excellent polyolefin compatibility, allowing efficient blending with PE, PP, etc., to expand material performance

  4. High tear strength and impact resistance, enhancing durability and damage tolerance of foam products

  5. Compliant with EU, Japanese, and U.S. FDA food contact standards, suitable for high-safety applications

Typical Applications Of Dow ENGAGE 8540 Impact Modifier

  1. Foam applications, including shoe midsoles, cushioning pads, and sound insulation cotton, providing light weight and shock absorption

  2. Tubing and profile extrusion, such as food-grade hoses, medical catheters, and industrial delivery pipes, balancing clarity and flexibility

  3. Polyolefin blending modification, enhancing low-temperature toughness and impact resistance of PP/PE for automotive interiors and home appliance parts

  4. Coextruded composite products, like multi-layer hoses and packaging films, enabling performance layering via compatibility

  5. Food contact foam containers and seals, ensuring safety through regulatory compliance

Specifications Of Dow ENGAGE 8540 Impact Modifier

PropertyNominal Value (SI / English)
Physical
Density0.908 g/cm³
Melt Index (190°C/2.16 kg)1.0 g/10 min
Mooney Viscosity (ML 1+4, 121°C)20 MU
Mechanical
Tensile Modulus - 100% Secant9.60 MPa / 1390 psi
Tensile Strength (Break)27.9 MPa / 4050 psi
Tensile Elongation (Break)750 %
Flexural Modulus (1% Secant)91.0 MPa / 13200 psi
Flexural Modulus (2% Secant)90.3 MPa / 13100 psi
Tear Strength103 kN/m / 589 lbf/in































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