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Dow Engage® ENR 7270.00 Ethylene-Butene Copolymer

Category Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Elastomer, Melt-Processible Rubber
Manufacturer Dow Chemical
Trade Name Engage®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow Engage® ENR 7270.00 Ethylene-Butene Copolymer.pdf
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Material Notes:
Description: ENR 7270.00 is a general purpose ethylene-butene copolymer designed to provide good cost/performance balance in polymer modification applications.Information provided by manufacturer.This former DuPont Dow Elastomers product line is now produced by Dow Chemical.
Physical Properties Metric English Comments
Density 0.880 g/cc
0.0318 lb/in³
ASTM D792
Viscosity 2.64e+6 cP

@Shear Rate 100 1/s,
Temperature 190 °C
2.64e+6 cP

@Shear Rate 100 1/s,
Temperature 374 °F
100 rad/sec; ARES Rheometer
5.965e+6 cP

@Shear Rate 10.0 1/s,
Temperature 190 °C
5.965e+6 cP

@Shear Rate 10.0 1/s,
Temperature 374 °F
10 rad/sec; ARES Rheometer
7.73e+6 cP

@Shear Rate 1.58 1/s,
Temperature 190 °C
7.73e+6 cP

@Shear Rate 1.58 1/s,
Temperature 374 °F
1.58 rad/sec; ARES Rheometer
1.037e+7 cP

@Shear Rate 0.100 1/s,
Temperature 190 °C
1.037e+7 cP

@Shear Rate 0.100 1/s,
Temperature 374 °F
0.1 rad/sec; ARES Rheometer
Melt Index of Compound 0.80 g/10 min

@Load 2.16 kg,
Temperature 190 °C
0.80 g/10 min

@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
Crystallinity 15 %
15 %
25°C; DuPont Test
19.3 %

@Temperature -40.0 °C
19.3 %

@Temperature -40.0 °F
Total; DuPont Test
Mechanical Properties Metric English Comments
Hardness, Shore A 78
78
10 sec; ASTM D2240
Tensile Strength, Ultimate 15.0 MPa
2180 psi
508 mm/min; ASTM D638
Elongation at Break 700 %
700 %
508 mm/min; ASTM D638
1% Secant Modulus 24.100 MPa
3495.4 psi
ASTM D790
Thermal Properties Metric English Comments
Melting Point 62.0 °C
144 °F
DSC, 10°C/min (peak); DuPont Test
Crystallization Temperature 49.0 °C
120 °F
DSC, 10°C/min (peak); DuPont Test
Vicat Softening Point 54.0 °C
129 °F
ASTM D1525
Glass Transition Temp, Tg -45.0 °C
-49.0 °F
DSC, 10°C/min (inf); DuPont Test
Descriptive Properties Value Comments
Molecular Weight Distribution Narrow
GPC
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