Chevron Phillips EA9600 Rubber Modified Polystyrene

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Chevron Phillips EA9600 Rubber Modified Polystyrene (discontinued **)
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified
Material Notes:	Description Chevron EA9600 is a high impact polystyrene recommended for extrusion and thermoforming applications such as food packaging, and disposables. Key product attributes include rigidity, gloss, high heat and environmental stress crack resistance. Chevron EA9600 is ideally suited for reducing part weight while maintaining product integrity and shelf life. Chevron EA9600 natural complies with Food Additive Regulation 21CFR177.1640 for polystyrene and rubber modified polystyrene, which states that such materials may be safely used in contact with foods. Applications Chevron EA9600 is recommended for portion containers, drink cups, hot and cold drink cup lids and condiment cups.Information provided by Chevron Phillips Chemical Company. The Chevron Phillips polystyrene product line was transferred to Americas Styrenics in 2008.
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Physical Properties	Original Value	Comments

Density	1.03 g/cc	ASTM D792
Melt Flow	2.8 g/10 min	Condition G; ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	99	ASTM D785
Tensile Strength at Break	3700 psi	at 2.0 in/min, Tested using a 50 mil. Sheet; ASTM D638
Tensile Strength, Yield	4800 psi	at 2.0 in/min, Tested using a 50 mil. sheet; ASTM D638
Elongation at Break	45 %	Tested using a 50 mil. Sheet; ASTM D638
Tensile Modulus	330000 psi	Tested using a 50 mil. Sheet; ASTM D638
Izod Impact, Notched	1.80 ft-lb/in	1/4 in. at 73°F; ASTM D256
	2.00 ft-lb/in	1/8 in.; ASTM D256
	0.900 ft-lb/in @Temperature -17.8 °C	0.125 in (3.2 mm) sample; ASTM D256

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	185 °F	Unannealed specimen; ASTM D648
Vicat Softening Point	213 °F	ASTM D1525

Compliance Properties	Original Value	Comments
FDA	Yes

**
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PPSRA11 / 58241

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