| About |
|---|
| CLEARPACT, developed by DIC’s polymerization techniques, is a styrene-based copolymer resin with a superb balance between transparency and moldability. It has a lower water absorption rate when compared to acrylic resins. It can meet the varied needs of our customers in optical materials and daily goods.&& |
| Product Description | |
|---|---|
| Supplier | DIC Corporation |
| Generic | PS |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good Clarity,Low or no water absorption |
| Availabilitys | North America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.12 | g/cm³ | ISO 1183 |
| Melt Flow Rate | 2.0 | g/10min | ISO 1133 |
| Shrinkage rate | 0.30 to 0.70 | % | ISO 294-4 |
| Water absorption rate | |||
| 23℃，24hr | 0.20 | % | ISO 62 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| injection molding | 2.0 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | 95.0 | ℃ | ISO 306 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| injection molding | 91.0 | % | JIS K7105 |
| Haze | |||
| Injection molded film | 0.30 | % | JIS K7105 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 71 | ISO 2039-2 | |
| tensile strength | |||
| Fracture, injection molding | 64.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| Fracture, injection molding | 4.0 | % | ISO 527-2 |
| Bending modulus | |||
| injection molding | 3450 | MPa | ISO 178 |
| bending strength | |||
| injection molding | 104 | MPa | ISO 178 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 75 | °C | |
| Drying time | 3.0 | hr | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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