- Adhesives
Desmomelt® 540/1
Desmomelt 540/1 is a flexible polyurethane with a very high rate of crystallization and very low thermoplasticity. Extruded flat products made from this raw material (hot melt adhesive films and fleeces) are of high quality. Desmomelt 540/1 has outstanding adhesion on a large number of materials. It has high initial bond strength and thermal stability.
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About
Product Types
- PU resin
Material
- Adhesives
- Solid, Solvent-free, Heat activated, Hot-melt
General Characterization
Desmomelt 540/1 is a flexible polyurethane with a very high rate of crystallization and very low thermoplasticity. Extruded flat products made from this raw material (hot melt adhesive films and fleeces) are of high quality. Desmomelt 540/1 has outstanding adhesion on a large number of materials. It has high initial bond strength and thermal stability.
Storage Conditions
Desmomelt 540/1 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. Recommended storage temperature is 10º-25ºC.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Minimum activation temperature | °C | approx. 60 | |
| Adhesion on plasticized materials | excellent | ||
| Hydroxyl content | % | < 0.1 | |
| Heat resistance | °C | approx. 80 | |
| Density | g/cm^3 | approx. 1.2 | |
| Crystallization | min. | approx. 10 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Solution viscosity 15% in butanone-2 (MEK)at 23^oC | mPa∙s | 300 ± 200 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
