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SIS is a clear, linear triblock copolymer based on styrene and isoprene, with a polystyrene content of 16%.
| Properties | Target Values(Spec Limits) |
| Polystyrene content（Wt%） | 14-18 |
| Diblock content（Wt%） | 47.0-53.0 |
| Melt Flow rate（g/10min） | 8.0-14.0 |
| Tensile Strangth（Mpa） | ≥4.0 |
| Elongnation at break(%) | ≥1100 |
| Solution Viscosity(MaP.s) | 700-1100 |
| Volatile Matter（Wt%） | ≤0.70 |
| Ash（Wt%） | ≤0.2 |
| Properties | Target Values(Spec Limits) |
| Mn(SIS) g/mol | 135000 |
| Mn(SI) g/mol | 78000 |
| D | 1.01 |
1.Pressure sensitive adhesives
2.Sealants
3.Coatings
4.Modifiers of bitumen and polymers.
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