Applications
2 component NCO curing systemsFlexible coatingsPrinting inks (screen)Wood coatings
NeoRad™ U-61 exhibits good adhesion to a variety of difficult substrates. NeoRad™ U-61 provides flexibility, toughness and wear resistance to coating systems or inks cured by ultraviolet light (UV) or electron beam (EB). This resin is very suitable for primer and sealer systems on various substrates for coating applications.
Form supplied
Liquid, diluted with HEMA
Specification
| Property | Test Condition | Value | Unit | Standard |
|---|---|---|---|---|
| Color | < 2 | Gardner | TM-2017 | |
| Viscosity | 1,2 - 1,7 | Pa·s | TM-2013 |
Typical Values
| Property | Test Condition | Value | Unit | Standard |
|---|---|---|---|---|
| Density at 25ºC | 1,07 - 1,13 | g/cm3 | JISK0061 | |
| Hydroxyl value | 150 - 170 | mg KOH/g | TM-2433 | |
| Odour | Typical | |||
| Theoretical functionality | 2 | C=C | ||
| Theoretical mol mass | 1200 | g/mol |
Storage
The resin should be stored indoors in the original, unopened and undamaged containers in a dry place at storage temperatures 5 - 40°C. Exposure to direct sunlight should be avoided.
Storage time
Covestro represents that the product will meet the specifications or values set forth in section "specifications or characteristic data" above, whatever is applicable, until the expiry date mentioned on the Certificate of Analysis provided that the product is stored in full compliance with the storage conditions set forth in and referenced under section "storage" above and is otherwise handled appropriately. The expiry date is typically 365 days after last quality control unless specified otherwise on the Certificate of Analysis. If the expiry date is met it does not necessarily mean that the product no longer meets specifications or the set values. However, prior to using said product, Covestro recommends to test such a product if it still meets the specifications or the set values. Covestro does not make any representation regarding the product after the expiry date is met and Covestro shall not be responsible or liable in any way for the product failing to meet specifications or the set values after the expiry date is met.
