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  • Coatings

Desmophen® 670 BA

Slightly branched hydroxyl-bearing polyester.As a co-reactant primarily with Desmodur® N 75 and N 3390 in the formulation of weather-stable flexible coatings.

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About

Product Types

  • Polyester resin

Material

Coatings
Solventborne, Weather resistant, Flexible, Elastic

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Non-volatile content 1 g resin/1 h 125 °C, convection oven DIN EN ISO 3251 % 80 ± 1
Hazen color value DIN EN 1557 ≤ 150
Viscosity at 23°C DIN EN ISO 3219/A.3 mPa*s 3,000 ± 400
Acid value DIN EN ISO 2114 mg KOH/g 1.8 ± 1
Hydroxyl content DIN 53 240/2 % 3.5 ± 0.3
Water content DIN 51 777/1 % ≤ 0.1

Property Name Test Method Unit Value
Equivalent weight approx. 485
Flash point DIN EN ISO 2719 °C approx. 32
Density at 20°C DIN EN ISO 2811-2 g/ml approx. 1.11

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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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