ENGAGE™ 8842
ENGAGE ™ 8842 Polyolefin Elastomer is an ultra-low density ethylene-octene copolymer which offers exceptional properties of an ultra-low density elastomer with the added potential of handling this polymer in pellet form.
Introduction
ENGAGET 8842 Polyolefin Elastome is an ultra-low density ethylene-octene copolymer which offers exceptionaproperties of an ultra-low density elastomer with the added potential of handling this polymer in pellet form.
ENGAGE 8842 has excellent flow characteristics and provides superb impact properties in blends with polypropylene(PP) and polyethylene (PE). lt performs well in TPO applications where superior low temperature impact properties are desired.
Main Characteristics:
· Pellet form
· Excellent flow characteristics
· Improved impact in polypropylene and polyethylene
Applications:
· Injection molded industriaL and consumer durable goods
· lmpact modification of TPO

Parameters
| Nominal Value (English) | Nominal Value (SI) | Test Method | ||
| Physical | Density | 0.857 g/cm3 | 0.857 g/cm3 | ASTM D792 |
| Melt Index (190℃/2.16 kg ) | 1.0 g/10min | 1.0 g/10min | ASTM D1238 | |
| Mooney Viscosity (ML 1+4, 250°F(121℃)) | 25 MU | 25 MU | ASTM D1646 | |
| Mechanical | Tensile Modulus-100% Secant1 (Compression Molded) |
203 psi | 1.40 MPa | ASTM D638 |
| Tensile Strength1 (Break, Compression Molded) |
435 psi | 3.00 MPa | ASTM D638 | |
| Tensile Elongation 1
(Break, Compression Molded) |
1200 % | 1200 % | ASTM D638 | |
| Flexural Modulus
1% Secant : Compression Molded 2% Secant : Compression Molded |
653 psi
580 psi |
4.50 MPa
4.00 MPa |
ASTM D790 | |
| Elastomers | Tear Strength 2 | 145 lbf/in | 25.4 kN/m | ASTM D624 |
| Hardness | Durometer Hardness
Shore A, 1 sec, Compression Molded Shore D, 1 sec, Compression Molded |
54
11 |
54
11 |
ASTM D2240 |
| Thermal | Glass Transition Temperature | -72.4 °F | -58.0 ℃ | Dow Method |
| Melting Temperature (DSC) 3 | 100 °F | 38.0 ℃ | Dow Method | |
| Peak Crystallization Temperature (DSC) | 68.0 °F | 20.0 ℃ | Dow Method |
Notes
These are typical properties only and are not to be construed as specifications. Users should confirm resuits by their own tests.
1 20 in/min (510 mm/min)
2 Die C
3 10°C/min
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