POLYBUTENE PB 4000 IS COLORLESS, CHEMICALLY INERT LIQUIDS. PB 4000 IS NON-DRYING AND HIGHLY RESISTANT TO OXIDATION AND PHOTODEGRADATION. PB 4000 IS NON-TOXIC AND WILL NOT LEAVE ANY RESIDUE WHEN VOLATILIZED OR THERMALLY DECOMPOSED.
| Property | ASTM | PB4000 |
|---|---|---|
| Color Pt-Co | 25 | |
| Avg. Mol. Weight | D-3593 | 2600 |
| Viscosity, cSt 100°C | D-445 | 4000-4900 |
| Flash Point, °C, min | D-92 | 200 |
| Pour Point, °C | D-97 | 15 |
| Specific Gravity | D-1298 | 0.910 |
| Acid No, mgKOH/g, max | D-974 | 0.02 |