Desmodur® BL 3175A
Blocked aliphatic HDI-polyisocyanate. With Desmophen® grades to formulate lightfast one-component polyurethane stoving coatings; as an additive to improve flexibility and adhesion.
i
Market Switch
Selection will influence the results you get.
About
Product Types
No data available
Material
No data available
General Characterization
Desmodur BL 3175A is a blocked aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI) and dissolved in aromatic 100.
Storage Conditions
Desmodur BL 3175A should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. Processability of this product can be adversely affected by contamination. Brief heating to maximum 50ºC has no adverse effect on product properties. Recommended storage temperature is 0º-50ºC. At temperatures above 120°C, Desmodur BL 3175A begins to decompose.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Blocked NCO content | % | 11.1 | |
| Flash point (Setaflash) | °C | 51 | |
| Specific gravity at 25°C | g/cm^3 | 1.06 | |
| Weight per gallon at 25°C | lb. | 8.83 | |
| Appearance | Clear, paleyellow liquid |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Hazen color value | ≤ 60 | ||
| Free NCO content | % | ≤ 0.2 | |
| Solids | % | 73 - 77 | |
| Viscosity at 25°C | mPa∙s | 2,000 - 4,000 |
Downloads
-
Technical Data Sheet
-
Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
