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Dow 722 Linear Low Density Polyethylene (LDPE)

Category Polymer , Thermoplastic , Polyethylene (PE) , LLDPE
Manufacturer Dow Chemical
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow 722 Linear Low Density Polyethylene (LDPE).pdf
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Material Notes:
DOW Polyethylene 722 is a broad molecular weight distribution homopolymer designed to offer good impact strength and rack resistance, with excellent flexibility. Typical applications include caps/closures. It complies with U.S. FDA 21 CFR 177.1520 (c) 2.1. Information provided by Dow
Physical Properties Metric English Comments
Density 0.918 g/cc
0.0332 lb/in³
ASTM D792
ESCR 100% Igepal® <= 1.0 hour

@Temperature 50.0 °C
<= 1.0 hour

@Temperature 122 °F
F<sub>50</sub>; Molded and tested in accordance with ASTM D4976; ASTM D1693
Melt Index of Compound 8.0 g/10 min

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

@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Shore D 43
43
Molded and tested in accordance with ASTM D4976; ASTM D2240
Tensile Strength at Break 9.65 MPa
1400 psi
Molded and tested in accordance with ASTM D4976; ASTM D638
Tensile Strength, Yield 8.27 MPa
1200 psi
Molded and tested in accordance with ASTM D4976; ASTM D638
Elongation at Break 500 %
500 %
Molded and tested in accordance with ASTM D4976; ASTM D638
Elongation at Yield 4.0 %
4.0 %
Molded and tested in accordance with ASTM D4976; ASTM D638
Flexural Modulus 0.234 GPa
34.0 ksi
2% Secant; Molded and tested in accordance with ASTM D4976; ASTM D790 B
Tensile Impact Strength 273 kJ/m²
130 ft-lb/in²
Molded and tested in accordance with ASTM D4976; ASTM D1822, Type S
Thermal Properties Metric English Comments
Melting Point 107 °C
224 °F
Dow Method (DSC)
Crystallization Temperature 95.0 °C
203 °F
Dow Method (DSC)
Deflection Temperature at 0.46 MPa (66 psi) 37.2 °C
99.0 °F
Molded and tested in accordance with ASTM D4976; ASTM D648
Vicat Softening Point 87.8 °C
190 °F
ASTM D1525
Brittleness Temperature -60.0 °C
-76.0 °F
Molded and tested in accordance with ASTM D4976; ASTM D746
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