TPI All Seasons Vistasolar® 520.78 EVA Encapsulant, Ultra Fast Cure, UV Transmitting

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TPI All Seasons Vistasolar® 520.78 EVA Encapsulant, Ultra Fast Cure, UV Transmitting
Categories:	Polymer; Film; Thermoplastic; Ethylene Vinyl Acetate; Ethylene Vinyl Acetate Copolymer (EVA), Film Grade
Material Notes:	TPI All Seasons acquired the EVA encapsulant division of Eastman Chemical in 2014.
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Specific Gravity	0.960 g/cc	0.960 g/cc	Uncured; ISO 1183-3
	0.960 g/cc	0.960 g/cc	Cured; ISO 1183-3

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	68 - 73	68 - 73	Cured; DIN 53 505
Film Elongation at Break, MD	450 - 650 %	450 - 650 %	Cured; ISO 527-3
	>= 700 %	>= 700 %	Uncured; ISO 527-3
Film Elongation at Break, TD	450 - 650 %	450 - 650 %	Cured; ISO 527-3
	>= 700 %	>= 700 %	Uncured; ISO 527-3
1% Secant Modulus	30.0 MPa	4350 psi	Cured; ISO 527-3
	35.0 MPa	5080 psi	Uncured; ISO 527-3
Film Tensile Strength at Break, MD	9.00 - 11.0 MPa	1310 - 1600 psi	Uncured; ISO 527-3
	17.0 - 25.0 MPa	2470 - 3630 psi	Cured; ISO 527-3
Film Tensile Strength at Break, TD	9.00 - 11.0 MPa	1310 - 1600 psi	Uncured; ISO 527-3
	17.0 - 25.0 MPa	2470 - 3630 psi	Cured; ISO 527-3

Thermal Properties	Metric	English	Comments
Shrinkage, MD	<= 5.0 % @Temperature 120 °C, Time 299 sec	<= 5.0 % @Temperature 248 °F, Time 0.0830 hour	Cured
Shrinkage, TD	<= 5.0 % @Temperature 120 °C, Time 299 sec	<= 5.0 % @Temperature 248 °F, Time 0.0830 hour	Cured

Optical Properties	Metric	English	Comments
Refractive Index	1.485	1.485	Cured; ISO 489
Transmission, Visible	>= 90 % @Wavelength 390 - 1105 nm	>= 90 % @Wavelength 390 - 1105 nm	Cured

Descriptive Properties
Thermal Elongation at Temperature	0.00011		-43 bis -20°C, Uncured, ISO 11359-2
	0.00013		-43 bis -20°C, Cured, ISO 11359-2
	0.00017		-19 bis 10°C, Uncured, ISO 11359-2
	0.00023		-19 bis 10°C, Cured, ISO 11359-2
	0.00026		>10°C, Uncured, ISO 11359-2
	0.0003		>10°C, Cured, ISO 11359-2
	9E-05		< -43°C (glass transition), Uncured, ISO 11359-2
	9E-05		< -43°C (glass transition), Cured, ISO 11359-2
UV Cut off	<300 nm		Cured

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PEAT7013 / 183581

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