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Copolyester Embrace™ LV Copolyester Eastman Chemical Company
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Thông số kỹ thuật

optical performanceĐiều kiện kiểm traPhương pháp kiểm traEastman Chemical Company/Embrace™ LV Copolyester
transparency50.0μmASTM D174698.0
transmissivity常规,250μmASTM D100389.0 %
Total,250μmASTM D100392.0 %
turbidity250μmASTM D10031.4 %
gloss60°,50.0μmASTM D2457110
turbidity50.0μmASTM D10033.8 %
transmissivityTotal,50.0μmASTM D100392.0 %
常规,50.0μmASTM D100387.0 %
gloss60°,250μmASTM D2457161
transparency250μmASTM D174699.0
thermal performanceĐiều kiện kiểm traPhương pháp kiểm traEastman Chemical Company/Embrace™ LV Copolyester
Glass transition temperatureASTM D152571.0 °C
Vicat softening temperatureASTM D152569.0 °C
Physical propertiesĐiều kiện kiểm traPhương pháp kiểm traEastman Chemical Company/Embrace™ LV Copolyester
ColorL:50.0μmASTM D224496
b:50.0μmASTM D22440.38
Intrinsic viscosity23°C,50.0μmInternal Method0.70
Colora:50.0μmASTM D22440.020
surface tensionHarmonicMean,Dispersive:23°C,50.0μm44 mN/m
HarmonicMean,Polar:23°C,50.0μm3.0 mN/m
HarmonicMean,Total:23°C,50.0μm48 mN/m
densityASTM D15051.30 g/cm³
Intrinsic viscosity23°C,250.0μmInternal Method0.70
filmĐiều kiện kiểm traPhương pháp kiểm traEastman Chemical Company/Embrace™ LV Copolyester
tensile strengthMD:Yield,50μmASTM D88243.0 MPa
elongationMD:Break,50μmASTM D882480 %
Elmendorf tear strengthTD:250μmASTM D1922860 g
Water vapor permeability38°C,100%RH,50μmASTMF124925 g/m²/24hr
tensile strengthMD:Break,50μmASTM D88249.0 MPa
TD:Yield,50μmASTM D882105 MPa
MD:Break,250μmASTM D88251.0 MPa
film thickness50250 µm
elongationTD:Break,50μmASTM D88242 %
MD:Yield,50μmASTM D8823.0 %
Secant modulusMD:50μmASTM D8822000 MPa
elongationTD:Break,250μmASTM D8824.0 %
Secant modulusMD:250μmASTM D8821900 MPa
tensile strengthTD:Break,50μmASTM D882258 MPa
Water vapor permeability38°C,100%RH,250μmASTMF12496.7 g/m²/24hr
Oxygen permeability30°C,50μm,68%RHASTM D39853.9 cm³·mm/m²/atm/24hr
tear strengthMD:23°C,250.0μmASTM D193834 kN/m
Elmendorf tear strengthMD:50μmASTM D1922240 g
elongationMD:Break,250μmASTM D8824.0 %
Oxygen permeability30°C,250μm,68%RHASTM D39857.4 cm³·mm/m²/atm/24hr
tear strengthTD:23°C,250.0μmASTM D193837 kN/m
Secant modulusTD:50μmASTM D8825300 MPa
TD:250μmASTM D8821900 MPa
Elmendorf tear strengthMD:250μmASTM D1922700 g
elongationTD:Yield,50μmASTM D8824.0 %
tensile strengthTD:Break,250μmASTM D88250.0 MPa
Supplementary InformationĐiều kiện kiểm traPhương pháp kiểm traEastman Chemical Company/Embrace™ LV Copolyester
tear strengthTD:23°C,250.0μmASTM D258262 N
Shrinkage rate90°C,50.0μm78 %
tear strengthMD:23°C,250.0μmASTM D258251 N