Description
RELEASE W40 GB1 LV is a water-based release agent based on acrylic polymers added with special releasing agents.
Application
The product has been designed as a release agent for porous substrates, like Kraft paper, and it gives excellent release and unwinding properties.
RELEASE W40 GB1 LV is suggested for hot-melt and solvent based pressure sensitive adhesives.
Technical Specifications
| Method of analysis | MU | Standard |
|---|---|---|
| 1 Total Solids | % | 40±1 |
| 3 Brookfield Viscosity 25°C | mPa.s | 30 - 100 1 |
| 8 pH | 8 - 9 | |
| Solvents | water | |
| 1 No 1 RV; 100 RPM | ||
| Method of analysis | MU | Standard |
|---|
Handling
The quantity to apply depends on the substrate porosity, but it is from 1 to 3 g dry/sqm.
Methods: Mayer bar, Reverse Roll, Roto gravure, Air knife.
It can be either thickened (acrylic thickeners) or diluted (water).
During drying it is advised to heat the product for a few seconds at 150°C in order to achieve the highest properties of releasing (there is a process of self-curing)
Ageing properties are excellent.
Packaging
The product is supplied in iron drums (200 kg); IBC containers (1000 kg).
Storing
Keep material at temperatures between +5°C and +40°C, avoid direct sunlight/freezing.
It is necessary to stir slowly the product for 10 - 15 minutes before use.
Use within 9 months from production date (unopened and in the original packaging).