Butvar® B-98 by Eastman is a free-flowing polyvinyl butyral (PVB) thermoplastic powdered grade. Exhibits toughness, good adhesion and flexibility. Retains clarity of the coating used for wood, metal and plastic substrates and offers reactive hydroxyl sites for crosslinking with thermoset systems. Butvar® B-98 is recommended for binders for ceramics and structural composites, for inks and toners.
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Butvar® B-98 properties
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density, Bulk | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hydroxyl Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Molecular Weight, Mw | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Softening Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volatile Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
Others properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Dust Deflagration Index (Kst) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dust Explosion Class | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Acetate Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Butyryl Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Minimum Ignition Energy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Glass Transition Temperature (Tg) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Minimum Ignition Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |