WELL-BIIR™ BIIR-4619 by Sundow Polymers is a brominated isobutylene-isoprene copolymer. Possesses low mooney viscosity. Exhibits good curing performance and superior air impermeability. Offers outstanding heat-, chemical-, corrosion- and thermal aging resistance. Recommended for tire inner liners, medical stoppers, corrosion-resistance lining, protective clothing, shoes production and TPV industry. WELL-BIIR™ BIIR-4619 has a shelf life of 2 years under 35°C.
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WELL-BIIR™ BIIR-4619 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Maximum Torque | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Minimum Torque | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Ash Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Bromine Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity, Mooney | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Antioxidant (non-staining) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Cure Time (tc50) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Cure Time (tc90) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Scorch Time (ts1) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volatiles Content | 0.0 Visible After Login | Visible After Login | Visible After Login |