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  • 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
Heat activated, Solventborne

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.

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

Property Name Test Method Unit Value
Solution viscosity 15% in butanone-2 (MEK)at 23oC, Haake mPa∙s 750 ± 250

Property Name Test Method Unit Value
Bondability of materials containing plasticizers excellent
Hot tack life min approx. 4
Crystallization min approx. 10
Hydroxyl content % < 0.1
Minimum activation temperature °C approx. 60
Heat resistance °C approx. 80
Density g/ml approx. 1.2

Downloads

Technical Data Sheet
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
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