The resin should be stored indoors in the original, unopened and undamaged containers in a dry place at storage temperatures {{storageTemperature}}
Applications
Technical grade
92/8 type
Developed for low bake temperature dry-blend with Uralac P 3223
HAA
Suitable for architectural purposes
Form supplied
Flakes
Specification
| Property | Test Condition | Value | Unit | Standard |
|---|---|---|---|---|
| Dynamic viscosity | 10 - 30 | mPa·s | TM-2727 | |
| Acid value | 56 - 60 | mg KOH/g | TM-2400 | |
| Color | ≤ 24 | TM-2019 |
Typical Values
Principal properties
- Architectural
- Chemical resistance
- Fast cure or low temperature cure
- Flexibility
- Gloss stability in dry-blend formulation
- Non-blooming at cure conditions
- Storage stability
- Corona chargeability
Storage
Storage time
Covestro represents that, for a period of 12 months (360 days) following the day of shipment as stated in the respective transport documents, the product will meet the specifications or values set forth in chapter "Specification" above, what ever is applicable, provided that the product is stored in full compliance with the storage conditions set forth in and referenced under chapter "storage" above and is otherwise handled appropriately. The lapse of the 12 months (360 days) period 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 lapse of the 12 months (360 days) period and Covestro shall not be responsible or liable in any way for the product failing to meet specifications or the set values after the lapse of the 12 months (360 days) period.
Processing
Starting formulation
Glossy, white powder coating
| Component | Weight |
|---|---|
| Uralac® P 3228 | 604.6 |
| HAA (ß-Hydroxyalkylamide)* | 52.6 |
| Titaniumdioxide | 330.0 |
| Flow agent | 10.0 |
| Benzoin | 2.8 |
| Total | 1000.0 |
* Raw material suppliers are available on request.
Extrusion process parameters
TSA FSCM 15-25 twin screw extruder
Setting temperatures: 60ºC/120ºC/115ºC
Speed: 400 rpm
Application process conditions
Coating thickness ≈60 µm
Cure Cycle 12' 160°C or 6' 180°C
Stoving in an air-circulated oven
Corona spray gun
Coating properties
| Property | Value | Method |
|---|---|---|
| Reverse impact, AQT-46 | 7 Nm | ASTM D2794 |
| Reverse impact, S-46 | 18 Nm | ASTM D2794 |
| Storage stability (28 days 40°C) | 8 | DIN 55990-7 |
