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Desmophen® C 2202

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About

Product Types

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Material

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General Characterization

Desmophen® C 2202 is a linear aliphatic polycarbonate diol with terminal hydroxyl groups and an average molecular weight of approx. 2,000 g/mol. At room temperature the product is a solid, white to light yellow substance. In a molten state (at temperatures above 55 °C), it is clear liquid. Desmophen® C 2202 is used to manufacture solid Polyurethane elastomers. Elastomers having a good resistance against hydrolysis and hot air.

Storage Conditions

Storage in original sealed Covestro container.

Recommended storage temperature: 0 - 30 °C

Protect from moisture, heat and foreign material.

General information: Desmophen® C 2202 is hygroscopic.

Sampling

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Packaging Type

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Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Solidification range DIN EN ISO 3016 °C 39 - 52
Density 20 °C DIN 51757 g/cm^3 approx. 1.3
Density 70 °C DIN 51757 g/cm^3 approx. 1.08
Flash point DIN EN ISO 3679 °C approx. 236
Water content (applies only to thesolidified product in drums andto tanker deliveries) DIN 51777/1 % by wt. 0.05
Hydroxyl number M023-ISO 4629-2 mg KOH/g approx. 56.1
Viscosity 125 °C DIN EN ISO 3219/B mPa*s approx. 450
Density 125 °C DIN 51757 g/cm^3 approx. 1.04

Specifications

Property Name Test Method Unit Value
Viscosity 75 °C M015-ISO 3219/B mPa*s 2,050 ± 750
Color value (Hazen) M017-EN 1557 ≤ 150
Acid value M019-ISO 2114 mg KOH/g ≤ 0.2
Hydroxyl content M023-ISO 4629-2 % 1.7 ± 0.2

Downloads

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

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