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  • Coatings

Desmophen® 680 X

Branched OH-bearing PES combinable with Desmodur® N for 2K PU with good gloss retention, lightfastness and chalking resistance. In combination with Desmodur® L and HL for fast-drying 2K PU.

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About

Product Types

  • Polyester resin

Material

Coatings
Hard, Solventborne, Weather resistant

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Viscosity at 23°C DIN EN ISO 3219/A.3 mPa*s 2,750 ± 500
Non-volatile content 2 g resin / 2 ml toluene / 1 h 125 °C, convection oven DIN EN ISO 3251 % 60 ± 1
Hazen color value DIN EN 1557 ≤ 200
Water content DIN 51 777/1 % ≤ 0,1
Acid value DIN EN ISO 2114 mg KOH/g 13 ± 3
Hydroxyl content DIN 53 240/2 % 1.8 ± 0.4

Property Name Test Method Unit Value
Flash point DIN EN ISO 1523 °C approx. 26
Equivalent weight approx. 945
Density at 20°C DIN EN ISO 2811-2 g/ml approx. 1.04

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