Hostavin® PR-31 P

Hostavin® PR-31 P 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.

Principal: Clariant Additives

Chemical Family: Hindered Amine Light Stabilizer (HALS)

Features: Air Drying, Excellent Melt Flow, High Efficiency, Low Migration, Low Molecular Weight, UV Absorbing

Physical Form: Powder

Enhanced TDS

Identification & Functionality

Features & Benefits

Product Features
Product Benefits
  • Highly effective Light Stabiliser with HALS and UV functions
  • Low migration photo graftable HALS
  • High mobility in melt phase

Applications & Uses

Product Applications

Application Coatings:

  • Hostavin® PR-31 P 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 P is recommended as a light stabilizer for polyolefins, styrene plastics, PVC and PBT

Regulatory & Compliance

Manufacturing Facility Standards

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S000004
Principal

Storage & Handling

Storage Conditions
  • 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.

Other

Appearance
White powder
Appearance (SDS)
Powder
Color (Properties)
Color (SDS)
White
Cure Method
IATA/ICAO Proper Shipping Name
Environmentally hazardous substance, solid, N.O.S. (piperidinyl derivative)
IATA/ICAO Technical name (N.O.S.)
Piperidinyl derivative
IATA/ICAO UN Number
UN 3077
IMO/IMDG EmS Fire
F - A
IMO/IMDG EmS Spill
S - F
IMO/IMDG Proper Shipping Name
Environmentally hazardous substance, solid, N.O.S. (piperidinyl derivative)
IMO/IMDG Technical name (N.O.S.)
Piperidinyl derivative
IMO/IMDG UN Number
UN 3077
Item Number
Material Compatibility
Other Hazards
Fine particles < 500 µm are potentially dust-explosive, Particulates of this material may cause mechanical irritation to the skin, eye and/or respiratory tract.
Physical Form
Product End Uses
Protect from Freezing
No
Soluble In
Temperature Control
No
USA/DOT Proper Shipping Name
Environmentally hazardous substances, solid, N.O.S. (piperidinyl derivative)
USA/DOT Technical name (N.O.S.)
Piperidinyl derivative
USA/DOT UN Number
UN3077
Material Composition
ValueUnitsTest Method / Conditions
Concentrationmax. 1.5%active stabilizer on solid resins
Physical Properties
ValueUnitsTest Method / Conditions
Melting Point120.0-125.0°C
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Decomposition Temperature (SDS)250.0-500.0°CIsoperibolic Decomposition Test heating rate: 3 K/min
Decomposition Temperature (SDS)250.0-500.0°COECD Test Guideline 113 heating rate: 3 K/min
Median Particle Size (SDS)max. 98.0µm
Melting Point (SDS)122.0-125.0°CDirective 92/69/EEC, A.1
Minimum Ignition Energy (SDS)max. 1.0MJWith Inductive Electrical Resistance
pH (SDS)9.0-at 20°C
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life365.0d