PRODUCT Catalogue
645S
Model: 645S
Firestone® Solution-polymerized polybutadiene rubber (PBR) has the major application in Tire and Industrial Rubber Application: Firestone® PBR is available in three grades: high Cis at 96 percent for tires and rubber goods.
Benefits: A wide range of Mooney viscosities.
Excellent abrasion resistance.
Good processability recognized by leading global tire manufacturers.
Applications：
| Product code | A.O. | ML4 @100°C | Cis, % | Trans,% | Vinyl, % | Tg, °C | Sp. Gr. | Catalyst Used |
|---|---|---|---|---|---|---|---|---|
| 645S | S | 45 | 96 | 4 | 0 | -109 | 0.9 | Ni |