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| Styrene content | 25% | Diblock content | 26% |
| Volatile content | ≤ 0.7% | Tensile strength | ≥ 5.0% |
| Elongation | ≥ 750 | Hardness | 50 ± 5 |
| Melt index | 13 ± 2.5 | 25%wt toluene solution | ≤ 1200 |
Sunion elastomer is a block copolymers polymerized with styrene and isoprene as main monomers, and is commonly called SIS. It can be used in the fields of electrical insulation, protetion of masking, diapers, tape, labels, packaging, medical and health.
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