Light stabilizer for coatings and plastic materials
Hostavin® PR-31 P
Edition Number :
9
Edition Date :
April 17, 2019
Hostavin PR-31 is a hindered amine light stabilizer (HALS) with a UV absorber functionality. This HALS is characterized by its excellent efficiency and its ability to be fixed into the binder or the polymer matrix during UV exposure.
Product Information
Benefits
- Highly effective Light Stabilizer with HALS and UV functions
- Low migration photo graftable HALS
- High mobility in melt phase
Safety
Hazards
Classification according CLP regulation (Regulation (EC) No. 1272/2008, as amended).
Acute aquatic toxicity, Cat. 1
Chronic aquatic toxicity, Cat. 1
Eye irritation, Cat. 2
For further information please refer to the Material Safety Data Sheet.
Classification according CLP regulation (Regulation (EC) No. 1272/2008, as amended).
Acute aquatic toxicity, Cat. 1
Chronic aquatic toxicity, Cat. 1
Eye irritation, Cat. 2
For further information please refer to the Material Safety Data Sheet.
Physical Properties
| Appearance | White powder |
| Melting point | 120-125 °C |
| Solubility Data, at 20 °C (in g/l) | |
| Water | Insoluble |
| Acetone | 130 |
| Butyl Acetate | 120 |
| Methoxypropanol | 40 |
| Xylene | 280 |
Application Coatings
Hostavin PR-31 is recommended in all kind of coatings, air drying and stoving enamels. The concentration should not exceed 1.5% of active stabilizer on solid resins.
Application Plastics
Hostavin PR-31 is recommended as a light stabilizer for polyolefins, styrene plastics, PVC and PBT
Packaging and Handling
Delivery form
Powder
Packaging
Fibre drum 25 kg with PE-bag
Pallet 225 kg (9 drums)
Storage
Store in a cool and dry place.
Minimum shelf life is three years from the date of shipping when properly stored, in its original sealed containers.
Powder
Packaging
Fibre drum 25 kg with PE-bag
Pallet 225 kg (9 drums)
Storage
Store in a cool and dry place.
Minimum shelf life is three years from the date of shipping when properly stored, in its original sealed containers.