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Light stabilizer with tribo effect for powder coatings

Hostavin® 3051 P

Hostavin 3051 P is a non-substituted hindered amine light stabilizer (HALS) powder, with enhanced tribo effect for powder coating applications. It also offers good solubility and broad compatibility in all kind of solventborne paint systems.

  • Excellent performance as a tribo-additive for powder coatings
  • Reduced gas fading and improved color stability notably in whites or light shades for powder coatings 
Classification according CLP regulation (Regulation (EC) No. 1272/2008, as amended)
    Acute toxicity, Cat. 4
    Specific target organ toxicity - Repeated exposure, Cat. 2
    Serious eye damage / eye irritation, Cat. 1
    Acute aquatic toxicity, Cat. 1
    Chronic aquatic toxicity, Cat. 1
For further information please refer to the Material Safety Data Sheet.
Chemical Composition

Chemical nature:        2,2,4,4-Tetramethyl-7-oxa-3,20-diazadispiro[]-heneicosan-21-on

Classification:             Low molecular weight hindered amine light stabilizer (HALS)


Delivery Specifications and (*) General Properties

CharacteristicsUnitTarget valueTest method
Appearance white powderQM-AA-634
Melting point[°C]min. 229QM-AA-146
Gardner color (melt 270°C) max. 3ISO 4630
Volatility[%]max. 0.5QM-AA-341
Particle size <500 µm[%]min. 93ISO 4610
*Solubility at 20°C[g/l]  
      Water insoluble 
      n-Butanol max. 10 
      White Spirit max. 10 
      Xylene max. 10 
      Acetone max. 10 
      Ethyl Acetate max. 10 
      Toluene max. 10 

Hostavin 3051 powder is highly recommended in powder coatings. In addition to its primary role as a light stabilizer, it also contributes to the enhancement of the tribo charging effect.

Hostavin 3051 powder can also be used in selective solventborne industrial coatings.

Recommended dosage level of Hostavin 3051 powder:                0.5 - 2.0% (active additive on solid resin)

Packaging and Handling
Delivery form

Cardboard box 25 kg
Pallet 500 kg (20 cardboard boxes)

For best shelf life store this product in a cool and dry place.
Minimum shelf life is five years from the date of shipping when properly stored in its original sealed containers.

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Hostavin® 3051 P

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