About |
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Eastman™ copolyester 1223 is a clear, amorphous material. Because of its clarity, toughness and good melt strength at processing temperatures, it is useful in a variety of processing techniques including film and sheet extrusion. Eastman™ Copolyester 1223 may be colored using color concentrates, dry colors or liquid colorants.&& |
Product Description | |
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Supplier | Eastman |
Generic | PCTG |
Material Status | Commercial: Active |
Features | Good Clarity,Good flexibility,E-beam disinfection,Good melt strength,Radiation disinfection,Ethylene oxide disinfection,Amorphous |
Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | |||
— | 1.27 | g/cm³ | ASTM D792 , ASTM D1505 |
23℃ | 1.27 | g/cm³ | ISO 1183/D |
Water absorption rate | |||
23℃,24hr | 0.13 | % | ASTM D570,ISO 62 |
film | Nominal value | Unit | Test method |
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film thickness | |||
test | 250 | µm | |
Secant modulus | ASTM D882 | ||
MD:250 µm | 1900 | MPa | ASTM D882 |
TD:250 µm | 1900 | MPa | ASTM D882 |
tensile strength | ASTM D882 | ||
MD, yield, 250 µ m | 52.0 | MPa | ASTM D882 |
TD, yield, 250 µ m | 52.0 | MPa | ASTM D882 |
MD, fracture, 250 µ m | 59.0 | MPa | ASTM D882 |
TD, fracture, 250 µ m | 55.0 | MPa | ASTM D882 |
Tensile strain | ASTM D882 | ||
MD, yield, 250 µ m | 4.0 | % | ASTM D882 |
TD, yield, 250 µ m | 4.0 | % | ASTM D882 |
MD, fracture, 250 µ m | 400 | % | ASTM D882 |
TD, fracture, 250 µ m | 400 | % | ASTM D882 |
Drop hammer impact | ASTM D1709A | ||
-18℃,250 µm | 500 | g | ASTM D1709-A |
23℃,250 µm | 400 | g | ASTM D1709-A |
Elmandorf tear strength | ASTM D1922 | ||
MD:250 µm | 14 | N | ASTM D1922 |
TD:250 µm | 17 | N | ASTM D1922 |
Pant tear resistance | ISO 6383-1 | ||
MD:250 µm | 36.0 | N/mm | ISO 6383-1 |
TD:250 µm | 36.0 | N/mm | ISO 6383-1 |
Oxygen permeability | |||
23℃,250 µm,50% RH | 10 | cm³·mm/m²/atm/24 hr | ASTM D3985 |
Water vapor transmittance | |||
38℃,100% RH,250 µm | 7.0 | g/m²/24 hr | ASTM F1249 |
Carbon dioxide permeability | |||
23℃,250.0 µm | 49 | cm³·mm/m²/atm/24 hr | ASTM D1434 |
PPT tear resistance | ASTM D2582 | ||
MD:23℃,250 mm | 93 | N | ASTM D2582 |
TD:23℃,250 mm | 93 | N | ASTM D2582 |
Tear resistant vine ductility | ASTM D1938 | ||
Split Tear Method,MD:23℃,250 mm | 36 | kN/m | ASTM D1938 |
Split Tear Method,TD:23℃,250 mm | 36 | kN/m | ASTM D1938 |
IMPACT | Nominal value | Unit | Test method |
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Impact strength of cantilever beam notch | |||
-40℃ | 37 | J/m | ASTM D256 |
23℃ | 100 | J/m | ASTM D256 |
-40℃ | 4.2 | kJ/m² | ISO 180-1A |
23℃ | 6.2 | kJ/m² | ISO 180-1A |
Notched impact strength of cantilever beam | |||
-40℃,3.2 mm | 无断裂 | ASTM D4812 | |
-30℃,3.2 mm | 无断裂 | ASTM D4812 | |
-20℃,3.2 mm | 无断裂 | ASTM D4812 | |
23℃,3.2 mm | 无断裂 | ASTM D4812 | |
-40℃ | 无断裂 | ISO 180/1U | |
-30℃ | 无断裂 | ISO 180/1U | |
-20℃ | 无断裂 | ISO 180/1U | |
23℃ | 无断裂 | ISO 180/1U | |
Dart impact equipped with measuring instruments | |||
-40℃,2.50 mm,Energy @ Max. Load | 41.0 | J | ASTM D3763 |
-40℃,3.20 mm,Energy @ Max. Load | 50.0 | J | ASTM D3763 |
23℃,2.50 mm,Energy @ Max. Load | 28.0 | J | ASTM D3763 |
23℃,3.20 mm,Energy @ Max. Load | 33.0 | J | ASTM D3763 |
-40 ℃, 2.50 mm, energy to peak force | 35.0 | J | ISO 6603-2 |
-40 ℃, 3.20 mm, energy to peak force | 36.0 | J | ISO 6603-2 |
23 ℃, 2.50 mm, energy to peak force | 40.0 | J | ISO 6603-2 |
23 ℃, 3.20 mm, energy to peak force | 44.0 | J | ISO 6603-2 |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | ASTM D648 | ||
0.45 MPa, unannealed | 70.0 | ℃ | ASTM D648 |
1.8 MPa, unannealed | 64.0 | ℃ | ASTM D648 |
Glass transition temperature | 80.0 | ℃ | DSC |
Vicat Softening Temp | 85.0 | ℃ | ASTM D1525 |
Linear coefficient of thermal expansion | |||
MD:-30~40℃ | 5.1E-5 | 1/℃ | ASTM D696 |
specific heat | DSC | ||
60℃ | 1300 | J/kg/℃ | DSC |
100℃ | 1760 | J/kg/℃ | DSC |
150℃ | 1880 | J/kg/℃ | DSC |
200℃ | 1970 | J/kg/℃ | DSC |
250℃ | 2050 | J/kg/℃ | DSC |
Thermal conductivity coefficient | |||
23℃ | 0.21 | W/m/K | ASTM C177 |
Electrical performance | Nominal value | Unit | Test method |
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Surface resistivity | 1.0E+16 | ohms | ASTM D257 |
Volume resistivity | |||
23℃ | 1.0E+15 | ohms·cm | ASTM D257 |
Dielectric strength | |||
23℃ | 16 | kV/mm | ASTM D149 |
Dielectric constant | ASTM D150 | ||
23 ℃,1 kHz | 2.60 | ASTM D150 | |
23 ℃,1 MHz | 2.40 | ASTM D150 | |
Dissipation factor | ASTM D150 | ||
23℃,1 kHz | 5.0E-3 | ASTM D150 | |
23℃,1 MHz | 0.020 | ASTM D150 | |
Arc resistance | 158 | sec | ASTM D495 |
optical performance | Nominal value | Unit | Test method |
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gloss | |||
45°,250 µm | 108 | ASTM D2457 | |
Transmittance | ASTM D1003 | ||
Total, 250 µ m | 91.0 | % | ASTM D1003 |
Conventional, 250 µ m | 89.0 | % | ASTM D1003 |
Haze | |||
250 µm | 0.80 | % | ASTM D1003 |
MECHANICAL | Nominal value | Unit | Test method |
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Rockwell hardness | |||
R-level | 106 | ASTM D785 | |
R-level | 109 | ISO 2039-2 | |
Tensile modulus | |||
23℃ | 2100 | MPa | ASTM D638 , ISO 527-2 |
tensile strength | ASTM D638 , ISO 527-2 | ||
Yield, 23 ℃ | 50.0 | MPa | ASTM D638 , ISO 527-2 |
Fracture, 23 ℃ | 28.0 | MPa | ASTM D638 , ISO 527-2 |
Tensile strain | |||
Fracture, 23 ℃ | 130 | % | ASTM D638 |
Fracture, 23 ℃ | 100 | % | ISO 527-2 |
Bending modulus | |||
23℃ | 2100 | MPa | ASTM D790 |
23℃ | 2000 | MPa | ISO 178 |
bending strength | |||
23℃ | 68.0 | MPa | ISO 178 |
Yield, 23 ℃ | 70.0 | MPa | ASTM D790 |
Notes |
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