| About |
|---|
| Kraton® D4270B is an oiled, branched copolymer based on styrene and butadiene with a polystyrene content of 32%. It is supplied from South America in the physical form identified below. D4270BT supplied as a dusted porous pellet D4270BS supplied as a dusted porous pellet Kraton D4270B is used for formulating compound for footwear and general purpose applications.&& |
| Product Description | |
|---|---|
| Generic | SBS |
| Material Status | Commercial: Active |
| Features | Lubricating,Copolymer |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.940 | g/cm³ | ISO 2781 |
| Apparent density | 0.40 | g/cm³ | ASTM D1895B |
| Melt Flow Rate | |||
| 200℃，5.0kg | 15 | g/10min | ISO 1133 |
| Combined with styrene | 31.0 to 33.0 | % | Internal Method |
| Antioxidant Additive | > 0.40 | % | Internal Method |
| Ash Content | < 0.50 | % | ISO 247-B |
| Volatiles | < 0.70 | % | Internal Method |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 12.0 | MPa | ISO 37 |
| 300% strain | 1.90 | MPa | ISO 37 |
| Tensile strain | |||
| fracture | 1100 | % | ISO 37 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 15 seconds | 46 | ISO 868 | |
| Abrasion | 100 | mm³ | DIN 53516 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Measured on compression moulded slabs |
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