- Coatings, paints & inks
Crelan® EF 403
Cycloalipatic Polyuretdione without blocking agent. Hardener for polyurethane powder coatings.
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About
Product Types
- Crosslinkers
- Hardeners
Material
- Coatings, paints & inks
- Weather resistant, Solvent-free
General Characterization
Crelan EF 403 is a cycloaliphatic polyuretdione without blocking agent.
It is suitable as a hardener for polyurethane powder coatings.
It is suitable as a hardener for polyurethane powder coatings.
Storage Conditions
Crelan EF 403 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture. Storage at higher temperatures will result in agglomeration of the product. This agglomeration is reversible by mechanical stress without adversely affecting the quality of the product. Recommended storage temperature is -5 to 40°C. Additionally, we recommend that the piling up of the pallets should be avoided.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Equivalent weight | approx. 310 | ||
| Total NCO content | % | approx. 13.5 | |
| Melting range | °C | approx. 70 - 78 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Glass transition temperature | °C | 40 - 55 | |
| Non-blocked NCO content | % | ≤ 2.0 | |
| Hazen color value 10% in butanone | ≤ 100 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
