Lubrizol Estane® AG 8451 Thermoplastic Polyurethane

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Lubrizol Estane® AG 8451 Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyether Grade
Material Notes:	Type: Estane® AG 8451 is a polyether based aliphatic (TPU) specifically formulated to be used as an adhesive interlayer film. AG-8451 is an excellent general purpose polymer for all optical allphatic applications. Features: This polymer works over a broad range of processing temperatures with excellent laminating results. Uses: Adhesive interlayer for glass-clad polycarbonate without a surface primer. Available in Americas Information Provided by The Lubrizol Corporation
Key Words:	TPU
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Physical Properties	Original Value	Comments

Specific Gravity	1.08 g/cc	ASTM D792

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	7000 psi	ASTM D412
Elongation at Break	475 %	ASTM D412
100% Modulus	0.500 ksi @Strain 100 %	ASTM D412
200% Modulus	1.20 ksi @Strain 200 %	ASTM D412
300% Modulus	2.00 ksi @Strain 300 %	ASTM D412
Tear Strength	320 pli	Die C; ASTM D624
Compression Set	23 % @Temperature 22.0 °C, Time 79200 sec	ASTM D395-98
	95 % @Temperature 70.0 °C, Time 79200 sec	ASTM D395-98

Thermal Properties	Original Value	Comments
Glass Transition Temp, Tg	-60.0 °C	DSC

Optical Properties	Original Value	Comments
Refractive Index	1.4962	ASTM D542-95
Haze	0.00 - 0.30 %	ASTM D1003
Yellow Index	<= 1.0 %	ASTM D1925
Transmission, Visible	85 - 95 %	ASTM D1003

Descriptive Properties
TMA Peak (°C)	88
TMA Range (°C)	65-130

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