Butvar® B-79 by Eastman is polyvinyl butyral (PVB) resin applicable for adhesives. Imparts adhesion, toughness, and flexibility. Provides the highest shear strength and high peel strength at very low temperatures. Offers excellent dielectric properties and exceptionally good creep resistance. Butvar® B-79 can be crosslinked with thermoset systems.
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Butvar® B-79 properties
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Auto-ignition Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dust Deflagration Index | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flammability | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Glass Transition Temperature (Tg) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 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 |
| Molecular Weight, Mw | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Polyvinyl Acetate Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Polyvinyl Alcohol Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Polyvinyl Butyral Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 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 |
| Solubility Properties | Element | Condition | Method |
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| Insoluble in | Visible After Login | ||
| Soluble in | Visible After Login | ||
| Soluble in | Visible After Login | ||
| Soluble in | Visible After Login | ||
| Soluble in | Visible After Login | ||
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