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Taita Chemical 808
- Chemical Family
- Styrenics
GPPS (Optical Grade Polystyrene) 808 is the Most State of The Art form US NOVA CHEMICAL,Low Residual Monomer and it is used in Diffuser of back light module.
Product families
Applications
Automotive & Transportation — Automotive
- Automotive Lighting
Building & Construction — Building Materials
- Interior Fixtures
Product Families
Plastics — Basic Thermoplastics
- Styrenics
Other characteristics
- Polymer Name
- General Purpose Polystyrene (GPPS)
- Melt Flow Index
- 1.9 - 1.9 g/10 min
- Color
- Transparent
- Markets
- Automotive & Transportation
- Building & Construction
- Technology
- Plastics
- Labeling Claims
- Food Contact Acceptable
- Material Features
- Dimensional Stability
- Easier Processing
- Excellent Transparency Properties
- Excellent Water Resistance
- Food Contact Acceptable
- Good Thermal Stability
- Heat Resistance
- Certifications and Compliance
Directive 2011/65/EC amended through EU/2015/863 (RoHS); FDA 21 CFR 177.1640
- Plastics and Elastomers End Uses
- Lighting Diffusers
- Plastics and Elastomers Functions
- Resin
Technical data
Table 1 of 5
10 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Elongation at Break (23°C, 1/8” Sample) | 2.0 | % | D638 |
| Haze (2.8mm thick) | 0.35 | % | — |
| Heat Distortion Temperature (Unannealed, 1/2 in, 18.56 kg/cm2 Load Pressure) | 95.0 | °C | D648 |
| Izod Impact Strength (23°C, A method, notched 1/4”×1/2”×5/2”) | 1.6 | kg-cm/cm | D256 |
| Light Transmission (2.8mm thick) | 92.0 | % | D1003 |
| Melt Flow Index (200°C, 5 kg load) | 1.9 | g/10min | D1238 |
| Residual SM monomer | 150.0 | ppm | — |
| Specific Gravity | 1.046 | — | D542 |
| Tensile Strength at Yield (23°C,1/8” Sample) | 560.0 | kg/cm2 | D638 |
| Vicat Softening Temperature (1 kg load, 3 mm Thick ,120 °C/hr ) | 108.0 | °C | D1525 |
Table 2 of 5
6 rows| Characteristic | Value | Method |
|---|---|---|
| RTI Elec (1.6 mm) | 50.0 | UL 746 |
| RTI Elec (3.2 mm) | 50.0 | UL 746 |
| RTI Imp (1.6 mm) | 50.0 | UL 746 |
| RTI Imp (3.2 mm) | 50.0 | UL 746 |
| RTI Str (1.6 mm) | 50.0 | UL 746 |
| RTI Str (3.2 mm) | 50.0 | UL 746 |
Table 3 of 5
5 rows| Characteristic | Value | Method |
|---|---|---|
| Arc Resistance | PLC 5 | ASTM D495 |
| Comparative Tracking Index | PLC 1 | UL 746 |
| High Amp Arc lgnition (1.6 mm) | PLC 0 | UL 746 |
| High Voltage Arc Tracking Rate | PLC 0 | UL 746 |
| Hot-Wire Ignition (1.6 mm) | PLC 4 | UL 746 |
Table 4 of 5
4 rows| Characteristic | Value | Method |
|---|---|---|
| Flame Rating (1.6 mm, ALL) | HB | UL 94 |
| Flame Rating (1.6 mm, ALL) | HB 75 | IEC 60695-11-10, -20 |
| Flame Rating (3.2 mm, ALL) | HB | UL 94 |
| Flame Rating (3.2 mm, ALL) | HB 40 | IEC 60695-11-10,-20 |
Table 5 of 5
12 rows| Characteristic | Value | Unit |
|---|---|---|
| Back Pressure | 71 - 213 | psi(kgf/cm2) |
| Drying Temperature | 80 - 85 | °C |
| Drying Time | 2.0 - 4.0 | hr |
| Front Zone | 205 - 235 | °C |
| Melt Zone | 180 - 190 | °C |
| Middle Zone | 195 - 225 | °C |
| Mold Temperature | 35 - 70 | °C |
| Molding Pressure | Moderate to Moderately High | — |
| Molding Speed | Moderate to Fast | — |
| Nozzle | 210 - 240 | °C |
| Rear Zone | 185 - 210 | °C |
| Screw Speed | 30 - 120 | rpm |
