| About |
|---|
| Kraton G1643 M is a clear, linear triblock copolymer based on styrene and ethylene/butylene with a polystyrene content of 20%. It is supplied from North America in the physical form identified below. Kraton G1643 MS – is supplied as a dusted, dense pellet. Kraton G1643 M is used in compound formulations and as a modifier of thermoplastics. It may also find use in formulating adhesives, sealants, coatings and modified bitumens.&& |
| Product Description | |
|---|---|
| Generic | SEBS |
| Material Status | Commercial: Active |
| Features | Inoxidizability,Copolymer |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.900 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 230℃，2.16kg | 14 to 25 | g/10min | ASTM D1238 |
| Antioxidant Additive | 0.060 to 0.14 | % | Internal Method |
| Polystyrene content | 17 to 21 | % | Internal Method |
| Total Extractables | < 1.0 | % | Internal Method |
| Ash Content | |||
| S. Silicon dioxide | 0.020 to 0.12 | % | Internal Method |
| Volatiles | < 1.0 | % | Internal Method |
| Solution viscosity | |||
| 25wt% toluene, 25 ℃ | 210 | mPa·s | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 30 seconds | 52 | ASTM D2240 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | > 10.3 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | > 600 | % | ASTM D412 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Styrene/Rubber ratio | 20/80 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 25%w toluene solution at 25°C |
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