LEXAN™ Copolymer 4704

Chemical Family: Polycarbonate (PC)

SABIC's Specialties Business High heat resistant polycarbonate copolymer, provides DTUL of 300F at 264 psi. FDA food contact compliant in limited colors. Effective January 15th, 2008 this grade will no longer be supported with biocompatibility information and should not be used for medical applications which require biocompatibility. Alternative grade HPH4704. This product does not contain PFAS intentionally added during SHPP’s manufacturing process and are not expected to contain unintentional PFAS impurities. Each user is responsible for evaluating the presence of unintentional PFAS impurities.

Product families

Applications

Consumer Goods — Appliances & Electronics

Electrical & Electronics — Devices & Assemblies

Consumer Electronics

Printing & Packaging — Packaging

Food & Beverage Packaging

Electrical & Electronics — Parts & Components

Connectors
Switches & Relays

Product Families

Plastics — Engineering & Specialty Polymers

High Performance Thermoplastics
Polycarbonates

Other characteristics

Brand: LEXAN™ Copolymer
Polymer Name: Polycarbonate (PC)
Flexural Modulus: 2300.0 - 2300.0 MPa
Additives Included: Heat Stabilizer, Mold Release Agent
Heat Stabilizer
Mold Release Agent
Processing Methods: Injection Molding
Note: ʰ Measurements made from laboratory test coupon. Actual shrinkage may vary outside of range due to differences in processing conditions, equipment, part geometry and tool design. It is recommended that mold shrinkage studies be performed with surrogate or legacy tooling prior to cutting tools for new molded article.; ᵖ UL ratings shown on the technical datasheet might not cover the full range of thicknesses and colors. For details, please see the UL Yellow Card.; ʳ UL Ratings shown on the technical datasheet might not cover the full range of thicknesses, colors and regions. For details, please see the UL Yellow Card.; ⁷ Injection Molding parameters are only mentioned as general guidelines. These may not apply or may need adjustment in specific situations such as low shot sizes, large part molding, thin wall molding and gas-assist molding.; ¹¹ The information stated on Technical Datasheets should be used as indicative only for material selection purposes and not be utilized as specification or used for part or tool design.
Color: Translucent
Transparent
Markets: Consumer Goods
Electrical & Electronics
Printing & Packaging
Flame Rating: UL 94 HB
Technology: Plastics
Labeling Claims: Biocompatible
Food Contact Acceptable
No Added PFAS
Material Features: Biocompatible
Food Contact Acceptable
Good Mold Release
Heat Stabilized
High Temperature Resistance
No Added PFAS
Translucent
Unreinforced
Country Availability: Canada
China (Mainland)
Mexico
USA
Certifications and Compliance: FDA Compliant
UL 94
Plastics and Elastomers End Uses: Appliances
Consumer Applications
Electrical Components
Electrical/Electronic Applications
Food Packaging
Home Appliances
Plastics and Elastomers Functions: Resin
Plastics and Elastomers Processing Methods: Injection Molding

Technical data

Table 1 of 8

18 rows

Characteristic	Value	Unit	Method
Tensile Stress (Yield, 50 mm/min) ¹¹	70	MPa	ISO 527
Tensile Stress (Yield, Type I, 50 mm/min) ¹¹	65	MPa	ASTM D638
Tensile Strain (Yield, 50 mm/min) ¹¹	7	%	ISO 527
Tensile Stress (Break, Type I, 50 mm/min) ¹¹	77	MPa	ASTM D638
Tensile Strain (Break, 50 mm/min) ¹¹	min. 50	%	ISO 527
Tensile Strain (Break, 50 mm/min) ¹¹	102	%	ISO 527
Tensile Strain (Break, Type I, 50 mm/min) ¹¹	78	%	ASTM D638
Tensile Strain (Yield, Type I, 50 mm/min) ¹¹	8	%	ASTM D638
Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹	97	MPa	ASTM D790
Tensile Modulus (at 1 mm/min) ¹¹	2300	MPa	ISO 527
Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹	2330	MPa	ASTM D790
Flexural Modulus (at 2 mm/min) ¹¹	2300	MPa	ISO 178

Table 2 of 8

12 rows

Characteristic	Value	Unit	Method
Specific Gravity ¹¹	1.2	—	ASTM D792
Specific Volume ¹¹	0.83	cm³/g	ASTM D792
Density ¹¹	1.2	g/cm³	ISO 1183
Density ¹¹	1.19	g/cm³	ASTM D792
Water Absorption (at 23°C, 24hrs) ¹¹	0.19	%	ASTM D570
Mold Shrinkage (flow, 3.2 mm) ʰ ¹¹	0.8 - 1	%	SABIC method
Mold Shrinkage (on Tensile Bar, flow) ʰ ¹¹	0.9	%	SABIC method
Melt Flow Rate (at 300°C, 1.2 kgf) ¹¹	2	g/10 min	ASTM D1238
Melt Volume Rate (at 300°C, 5.0 kg) ¹¹	6	cm³/10 min	ISO 1133
Water Absorption (at 23°C, saturated) ¹¹	0.16	%	ISO 62-1
Moisture Absorption (at 23°C, 50% RH) ¹¹	0.35	%	ISO 62
Melt Volume Rate (at 300°C, 1.2 kg) ¹¹	2	cm³/10 min	ISO 1133

Table 3 of 8

21 rows

Characteristic	Value	Unit	Method
Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹	148	°C	ASTM D648
Coefficient of Thermal Expansion (at -40°C to 95°C, flow) ¹¹	0.000081	1/°C	ASTM E831
Specific Heat ¹¹	1.25	J/g-°C	ASTM C351
Thermal Conductivity ¹¹	0.21	W/m-°C	ASTM C177
Thermal Conductivity ¹¹	0.21	W/m-°C	ISO 8302
Coefficient of Thermal Expansion (at 23°C to 80°C, flow) ¹¹	0.00008	1/°C	ISO 11359-2
Relative Temperature Index (Electrical) ᵖ ¹¹	130	°C	UL 746B
Ball Pressure Test (at 123°C to 127°C) ¹¹	Pass	—	IEC 60695-10-2
Relative Temperature Index (Mechanical with impact) ᵖ ¹¹	130	°C	UL 746B
Relative Temperature Index (Mechanical without impact) ᵖ ¹¹	130	°C	UL 746B
Vicat Softening Temperature (Rate A/50) ¹¹	185	°C	ISO 306
Vicat Softening Temperature (Rate B/50) ¹¹	165	°C	ISO 306

Table 4 of 8

16 rows

Characteristic	Value	Unit	Method
Relative Permittivity (1 MHz) ¹¹	3.1	—	IEC 60250
Relative Permittivity (1 MHz) ¹¹	3.1	—	ASTM D150
Dissipation Factor (at 100 Hz) ¹¹	0.026	—	IEC 60250
Dissipation Factor (at 100 Hz) ¹¹	0.026	—	ASTM D150
Volume Resistivity ¹¹	min. 2.5E+17	Ω.cm	ASTM D257
Dielectric Strength (in air, at 3.2mm) ¹¹	20	kV/mm	ASTM D149
Relative Permittivity (50/60 Hz) ¹¹	3.27	—	ASTM D150
Dissipation Factor (at 50/60 Hz) ¹¹	0.0016	—	ASTM D150
Comparative Tracking Index (UL, PLC) ¹¹	3	PLC Code	UL 746A
Hot Wire Ignition (PLC 1) ¹¹	min. 6	mm	UL 746A
Hot Wire Ignition (PLC 2) ¹¹	min. 3	mm	UL 746A
Hot Wire Ignition (PLC 3) ¹¹	min. 1.5	mm	UL 746A

Table 5 of 8

3 rows

Characteristic	Value	Unit	Method
Light Transmission (at 2.54 mm) ¹¹	85	%	ASTM D1003
Haze (at 2.54 mm) ¹¹	1	%	ASTM D1003
Refractive Index ¹¹	1.6	—	ASTM D542

Table 6 of 8