Desmodur® E 743
Desmodur E 743 is a polyisocyanate prepolymer based on diphenylmethane diisocyanate (MDI).
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About
Product Types
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Material
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General Characterization
Desmodur E 743 is a polyisocyanate prepolymer based on diphenylmethane diisocyanate (MDI).
Storage Conditions
Desmodur E 743 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture. Recommended storage temperature is 5º-50ºC.
Sampling
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Packaging Type
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Technical Properties & Datasheets
Characteristics
Property Name | Test Method | Unit | Value |
---|---|---|---|
Weight per gallon at 25°C | lb. | 9.0 | |
Appearance | Light yellow liquid | ||
Specific gravity at 20°C | 1.09 | ||
Flash point PMCC | °C | 200 | |
Solids | Wt. % | 100 | |
Equivalent weight avg. (as supplied) | 525 |
Specifications
Property Name | Test Method | Unit | Value |
---|---|---|---|
Viscosity at 25°C | mPa∙s | 1,700 - 3,300 | |
NCO content | % | 7.8 - 8.2 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com