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  • Coatings

Desmophen® 650 MPA

Branched, hydroxyl-bearing polyester.As a co-reactant, usually with Desmodur® N 75, in the formulation of lightfast and weather-stable, two-component coatings.

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About

Product Types

  • Polyester resin

Material

Coatings
High functional, Solventborne, Weather resistant

General Characterization

Branched, hydroxyl-bearing polyester.
As a co-reactant, usually with Desmodur® N 75, in the formulation of lightfast and weather-stable, two-component coatings.

Storage Conditions

- Storage in original sealed Covestro container.

- Recommended storage temperature: max. 30 °C.

- Protect from moisture, heat and foreign material.

General information: The product tends to separate after extended storage. After homogenization, the product can be used with no loss of quality.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Hydroxyl content DIN EN ISO 4629-2 % 5.3 ± 0.4
Water content DIN 51 777/1 % ≤ 0.1
Hazen color value DIN EN 1557 ≤ 100
Acid value DIN EN ISO 2114 mg KOH/g ≤ 3
Non-volatile content (1 g resin/1 ml TCP*/1 h at 125 °C,convection oven)*Disflamoll® TCP (tricresyl phosphate) DIN EN ISO 3251 % 64 ± 2
Viscosity at 23 °C DIN EN ISO 3219/A.3 mPa*s 20,000 ± 3,000

Property Name Test Method Unit Value
Equivalent weight approx. 320
Flash point DIN EN ISO 1523 °C approx. 47
Density at 20 °C DIN EN ISO 2811-2 g/ml approx. 1.15

Downloads

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