Desmoseal® M 280
Aromatic prepolymer based on diphenylmethane diisocyanate. As a binder in the formulation of one-component polyurethane sealants.
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About
Product Types
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Material
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General Characterization
Desmoseal M 280 is an aromatic prepolymer based on diphenylmethane diisocyanate.
It is suitable for use as a binder for one-component polyurethane sealants.
It is suitable for use as a binder for one-component polyurethane sealants.
Storage Conditions
Desmoseal M 280 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture and should therefore always be kept tightly sealed in its original container. Recommended storage temperature is approximately 18o - 30oC.
Sampling
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Packaging Type
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Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Density at 20^oC | g/ml | approx. 1.07 | |
| Equivalent weight | approx. 2000 | ||
| Flash point | °C | > 120 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| NCO content | % | 2.1 ± 0.3 | |
| Viscosity (23^oC) | mPa∙s | 33,000 ± 7,000 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
