Ineos Nova 2500 General Purpose Crystal Polystyrene

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USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

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Ineos Nova 2500 General Purpose Crystal Polystyrene (discontinued **)
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Transparent Grade
Material Notes:	Good blending resin, Good balance of flow, strength and heat resistance, USP Class VI Applications: Consumer electronics, Housewares, Co-extrusion cap coat, Impact resin cutting Exposure to gamma radiation in the 2.02-6.06 megarad range has no significant effect on the physical and optical properties of the material. Properties were determined on injection molded specimens at 23°C and 50% R.H. unless otherwise specified. Information provided by NOVA Chemicals. INEOS NOVA began October 1 2007 as an expansion of the 50:50 joint venture between NOVA Chemicals and INEOS to include North American assets.
Key Words:	GPPS
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Physical Properties	Original Value	Comments

Density	1.04 g/cc	ASTM D792
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	ASTM D955
Melt Flow	7.0 g/10 min	Condition G

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	75
Tensile Strength, Yield	38.0 MPa	ASTM D638
Elongation at Break	2.0 %	ASTM D638
Modulus of Elasticity	3.103 GPa	ASTM D638
Flexural Yield Strength	76.0 MPa	ASTM D790
Flexural Modulus	3.448 GPa	ASTM D790

Electrical Properties	Original Value	Comments
Dielectric Constant	2.59 @Frequency 1e+6 Hz
Dielectric Strength	500 kV/in @Thickness 3.17 mm

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	85.0 °C	ASTM D648
Vicat Softening Point	102 °C	ASTM D1525
Flammability, UL94	HB

Optical Properties	Original Value	Comments
Refractive Index	1.59 @Wavelength 589.3 nm	sodium D line
Optical Density	0.046	400-700 mm avg.
Transmission, Visible	88 - 90 %	at 550 mm

Processing Properties	Original Value	Comments
Melt Temperature	190 - 274 °C
Mold Temperature	38.0 - 82.0 °C

Compliance Properties	Original Value	Comments
USP Class VI	Yes

**
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PNOVA016 / 54917

USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

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