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Desmophen® 2200 B - for flexible slabstock foams

A partly branched polyester based on adipic acid, diethylene glycol and trimethylol propane. At room temperature the product is a highly viscous, slightly yellowish liquid. It is used to manufacture flexible polyurethane slabstock foams. Hydroxyl Number ca. 60 mg KOH/g

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About

Product Types

  • Polyester polyol

Material

Foams
Slabstock

General Characterization

Desmophen® 2200 B is a partly branched polyester based on adipic acid, diethylene glycol and trimethylol propane. At room temperature the product is a highly viscous, slightly yellowish liquid. It is used to manufacture flexible polyurethane slabstock foams.

Storage Conditions

Recommended storage temperature (°C): 20 - 40
Shelf life (ex works)
12 months if stored in sealed, moisture-tight containers
Partially used containers should be tightly resealed due to the hygroscopic nature of the product.
Recommended temperature for processing (°C): 20 - 26.

Sampling

Moisture access must be prevented when taking product samples.

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Thermal conductivity at 20 °C DIN 52612-1 W . m-1 . K-1 0.19
Specific heat capacity (Cp) at 25 °C DIN 51007 kJ/kg . K 1.85
Density 25 °C DIN 51757 g/cm³ 1.18
Pour point DIN ISO 3016 °C - 13
Appearance PET-03-04 colourless to pale liquid
Flash point DIN 51758 °C > 200
TDI basic value pbw Desmodur® T on 100 pbw Desmophen® 2200 B 9.3

Property Name Test Method Unit Value
Hydroxyl content ISO 6796 % by wt. 1.73 - 1.91
Acidity DIN EN ISO 2114 mg KOH/g ≤ 2.0
Viscosity 75 °C DIN EN ISO 3219/B mPa*s 900 - 1100
Colour value (Hazen) DIN EN 1557 ≤ 150
Hydroxyl number DIN 53240-2 mg KOH/g 57 - 63
Water content DIN 51777-1 % by wt. ≤ 0.05
Acidity DIN EN ISO 2114 mg KOH/g ≤ 2.0
Water content DIN 51777-1 % by wt. ≤ 0.05
Viscosity 25 °C DIN EN ISO 3219/B mPa*s 15,000 - 20,000
Hydroxyl content ISO 6796 % by wt. 1.73 - 1.91
Hydroxyl number DIN 53240-2 mg KOH/g 57 - 63
Colour value (Hazen) DIN EN 1557 ≤ 150
Viscosity 75 °C DIN EN ISO 3219/B mPa*s 900 - 1100
Viscosity 25 °C DIN EN ISO 3219/B mPa*s 15,000 - 20,000

Downloads

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