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Desmophen® 1388 71% EA

Desmophen 1388 71% EA is a fatty acid-modified, saturated polyester resin. It is suitable for use as a coreactant for Desmodur® L 75 and ultra L 75, IL and ultra IL, HL, and N 75A for the formulation of two-component polyurethane coatings.

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Material

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General Characterization

Desmophen 1388 71% EA is a fatty acid-modified, saturated polyester resin.
It is suitable for use as a coreactant for Desmodur® L 75 and ultra L 75, IL and ultra IL, HL, and N 75A for the formulation of two-component polyurethane coatings.

Storage Conditions

Desmophen 1388 71% EA should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product tends to become turbid. After adding solvent, the product becomes homogeneous and clear. It can then be used with no adverse effects on quality. Recommended storage temperature is a maximum of 30ºC.

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Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Equivalent weight approx. 360
Density at 20^oC g/ml approx. 1.07
Flash point °C approx. 1

Specifications

Property Name Test Method Unit Value
Acid value mg KOH/g 12.5 ± 2.5
Hydroxyl content % 4.7 ± 0.5
Iodine color value ≤ 5
Viscosity at 23^oC mPa∙s 950 ± 200
Non-volatile content 2 g resin / 2 ml toluene1 h at 125^oC, convection oven 71.0 ± 1.5

Downloads

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

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