- Adhesives
Desmocoll® 540/2
Desmocoll 540/2 is a predominantly linear hydroxyl polyurethane. It is a flexible polyurethane with an extremely high crystallization rate and very low thermoplasticity. It is characterized by its high green strength and the heat resistance of the bonds. Desmocoll 540/2 has outstanding adhesion on PVC substrates and high resistance to the most commonly used PVC plasticizers.
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About
Product Types
- PU resin
Material
- Adhesives
- Solventborne, Heat activated
General Characterization
Desmocoll 540/2 is a predominantly linear hydroxyl polyurethane.
It is a flexible polyurethane with an extremely high crystallization rate and very low thermoplasticity. It is characterized by its high green strength and the heat resistance of the bonds.
Desmocoll 540/2 has outstanding adhesion on PVC substrates and high resistance to the most commonly used PVC plasticizers.
It is a flexible polyurethane with an extremely high crystallization rate and very low thermoplasticity. It is characterized by its high green strength and the heat resistance of the bonds.
Desmocoll 540/2 has outstanding adhesion on PVC substrates and high resistance to the most commonly used PVC plasticizers.
Storage Conditions
Desmocoll 540/2 should be stored in tightly sealed original containers and protected from direct sunlight, moisture, heat, and foreign materials. Recommended storage temperature is 0º-25ºC.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Density | g/ml | approx. 1.2 | |
| Minimum activation temperature | °C | approx. 60 | |
| Hydroxyl content | % | < 0.1 | |
| Heat resistance | °C | approx. 80 | |
| Crystallization | min | approx. 10 | |
| Bondability of materials containing plasticizers | excellent | ||
| Hot tack life | min | approx. 4 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Solution viscosity 15% in butanone-2 (MEK)at 23^oC, Haake | mPa∙s | 750 ± 250 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
