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Eastman Eastar GN077 Copolyester, Natural

Category Polymer , Thermoplastic , Polyester, TP , Polyethylene Terephthalate (PET) , Polyethylene Terephthalate (PET), Unreinforced
Manufacturer Eastman Chemical
Trade Name Eastar
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Eastar Copolyester GN077 is an amorphous resin with good melt strength, chemical resistance, high clarity and gloss. It is an excellent choice for extrusion blow molding small to intermediate size containers. Film and optical properties measured at a thickness of 10 mils.
Physical Properties Metric English Comments
Density 1.30 g/cc
0.0470 lb/in³
ASTM D1505
Water Vapor Transmission 0.490 g/m²/day
0.0316 g/100 in²/day
ASTM F372
Oxygen Transmission 23.0 cc-mm/m²-24hr-atm
58.4 cc-mil/100 in²-24hr-atm
ASTM D3985
Viscosity Measurement 0.70
0.70
Inherent; EMN-A-AC-G-V-1
Thickness 254 microns
10.0 mil
ASTM D374
Mechanical Properties Metric English Comments
Tensile Strength at Break 22.0 MPa
3190 psi
ASTM D638
Tensile Strength, Yield 51.0 MPa
7400 psi
ASTM D638
Elongation at Break 184 %
184 %
ASTM D638
Flexural Yield Strength 73.0 MPa
10600 psi
ASTM D790
Izod Impact, Notched 0.400 J/cm

@Temperature -40.0 °C
0.749 ft-lb/in

@Temperature -40.0 °F
ASTM D256
0.650 J/cm

@Temperature 23.0 °C
1.22 ft-lb/in

@Temperature 73.4 °F
ASTM D256
Izod Impact, Unnotched NB
NB
ASTM D4812
NB

@Temperature -40.0 °C
NB

@Temperature -40.0 °F
ASTM D4812
Puncture Energy 24.0 J

@Thickness 3.20 mm,
Temperature -40.0 °C
17.7 ft-lb

@Thickness 0.126 in,
Temperature -40.0 °F
max load; ASTM D3763
33.0 J

@Thickness 3.20 mm,
Temperature 23.0 °C
24.3 ft-lb

@Thickness 0.126 in,
Temperature 73.4 °F
max load; ASTM D3763
Thermal Properties Metric English Comments
Vicat Softening Point 74.0 °C
165 °F
1kg load; ASTM D1525
Glass Transition Temp, Tg 75.0 °C
167 °F
ASTM D1525
Optical Properties Metric English Comments
Haze 0.70 %
0.70 %
ASTM D1003
Gloss 166 %
166 %
at 60°; ASTM D2457
Transmission, Visible 67 %
67 %
Transparency; ASTM D1746
89 %
89 %
Regular Transmittance; ASTM D1003
92 %
92 %
Total Transmittance; ASTM D1003
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