Desmodur® E-28 by Covestro is a polyisocyanate prepolymer based on diphenylmethane diisocyanate (MDI). Used as corrosion-resistant primers, as a curing agent for two-component systems, as an outstanding material for moisture-curing one-component formulations and as adhesion primers for solvent-free coating compositions based on polyisocyanates, polyesters, and polyethers. It is highly recommended to prime porous substrates. Offers protection from chemicals, deicing salt and mineral oils and good resistance to alkalis. Desmodur® E-28 can be used for mold releasing in the building and construction industries.
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Desmodur® E-28 properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Amine Hydrogen Equivalent Weight (AHEW) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flash Point, Closed Cup | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Isocyanate Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Solid 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 |