SABIC LEXAN™ OQ4005 PC (Europe)

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SABIC LEXAN™ OQ4005 PC (Europe)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	High Viscosity, UV-stabilized PC for ophthalmic lenses. Information provided by SABIC
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Physical Properties	Original Value	Comments

Specific Gravity	1.20 g/cc	ASTM D792
Density	1.20 g/cc	ISO 1183
Water Absorption	0.14 %	23°C/sat; ISO 62
Linear Mold Shrinkage, Flow	0.0077 cm/cm	SABIC method
Linear Mold Shrinkage, Transverse	0.0077 cm/cm	SABIC method
Melt Flow	8.0 g/10 min @Load 1.20 kg, Temperature 300 °C	cm³/10 min; ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	60.0 MPa	50 mm/min; ASTM D638
	61.0 MPa	50 mm/min; ISO 527
Tensile Strength, Yield	64.0 MPa	50 mm/min; ASTM D638
	64.0 MPa	50 mm/min; ISO 527
Elongation at Break	78 %	50 mm/min; ASTM D638
	85 %	50 mm/min; ISO 527
Elongation at Yield	6.0 %	50 mm/min; ASTM D638
	6.0 %	50 mm/min; ISO 527
Tensile Modulus	2300 MPa	50 mm/min; ASTM D638
	2310 MPa	1mm/min; ISO 527
Flexural Strength	94.0 MPa	2 mm/min; break; ISO 178
Flexural Yield Strength	96.0 MPa	1.3 mm/min, 50 mm span; ASTM D790
	97.0 MPa	2 mm/min; ISO 178
Flexural Modulus	2310 MPa	1.3 mm/min, 50 mm span; ASTM D790
	2380 MPa	2 mm/min; ISO 178
Izod Impact, Notched	910 J/m	ASTM D256
	128 J/m @Temperature -30.0 °C	ASTM D256
Izod Impact, Unnotched	NB	ASTM D4812
	NB @Temperature -30.0 °C	ASTM D4812

Electrical Properties	Original Value	Comments
Dielectric Constant	2.8 @Frequency 1.10e+9 Hz	SABIC method
Dissipation Factor	0.0063 @Frequency 1.10e+9 Hz	SABIC method

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	60.6 µm/m-°C @Temperature -40.0 - 40.0 °C	ISO 11359-2
	67.0 µm/m-°C @Temperature 23.0 - 80.0 °C	ISO 11359-2
CTE, linear, Transverse to Flow	61.6 µm/m-°C @Temperature -40.0 - 40.0 °C	ISO 11359-2
Hot Ball Pressure Test	125 °C	IEC 60695-10-2
Deflection Temperature at 1.8 MPa (264 psi)	124 °C @Thickness 3.20 mm	unannealed; ASTM D648
	126 °C @Thickness 6.40 mm	unannealed; ASTM D648
Vicat Softening Point	143 °C	Rate B/50; ISO 306
	145 °C	Rate B/120; ISO 306
	145 °C	Rate B/50; ASTM D1525

Optical Properties	Original Value	Comments
Haze	0.40 % @Thickness 2.54 mm	ASTM D1003
Transmission, Visible	87 % @Thickness 2.54 mm	ASTM D1003

Processing Properties	Original Value	Comments
Processing Temperature	60.0 - 80.0 °C	Hopper Temperature
Nozzle Temperature	270 - 290 °C	Injection Molding
Zone 1	260 - 280 °C
Zone 2	270 - 290 °C
Zone 3	280 - 310 °C
Melt Temperature	280 - 310 °C
Mold Temperature	80.0 - 110 °C
Drying Temperature	120 °C	Injection Molding
Dry Time	2.00 - 4.00 hour	Injection Molding
Moisture Content	0.020 %

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PSABI10529 / 243996

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