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Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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Hostavin® PR-31 P

Technical Datasheet | Supplied by Clariant
Hostavin® PR-31 P by Clariant is a hindered amine light stabilizer (HALS) with a UV absorber functionality. It is characterized by its excellent efficiency and its ability to be fixed into the binder or the polymer matrix during UV exposure. It is a low migration photo-graftable grade with high mobility in melt phase. Hostavin® PR-31 P is recommended in all kind of coatings, air drying and stoving enamels. Recommended dosage should not exceed 1.5% of active stabilizer on solid resins. In clear coats, a combination from Hostavin® PR-31 P and a UV absorber like Hostavin® 3310 is recommended. It has a minimum shelf life of 3 years.
Product Type
Light Stabilizers / UV Absorbers > Hindered Amines (HALS)
CAS Number
Physical Form

Compatiblity with other products

Find products that are predicted to be compatible with Hostavin® PR-31 P.

This list of compatible products is generated out of estimated HSP values. A practical determination of these HSP values would provide higher certainty.
Learn more about Hansen Solubility Parameters (HSP) and their use in predictive formulation.

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