Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Clariant Hostavin PR-25 granules Light Stabilizer

Clariant Hostavin PR-25 granules are a high-performance light stabilizer from the Hostavin series, featuring hindered amine light stabilizer (HALS) technology for superior UV protection in polyolefins and engineering plastics. Designed as free-flowing granules, they ensure excellent dispersion, processing stability, and long-term weatherability without compromising mechanical properties or color retention.
  • clariant hostavin pr 25 granules light stabilizer_2b5caf36
  • clariant hostavin pr 25 granules light stabilizer_2b5caf36

Features Of Clariant Hostavin PR-25 granules Light Stabilizer

  1. High-performance hindered amine light stabilizer (HALS) in free-flowing granular form for excellent processability.

  2. Enhanced UV resistance and long-term weatherability for polyolefins exposed to outdoor conditions.

  3. Low volatility and minimal migration, ensuring sustained stabilization performance during service life.

  4. Excellent compatibility with polypropylene (PP), polyethylene (PE), and thermoplastic elastomers (TPEs).

  5. Reduced dust generation versus powder forms—improves workplace safety and handling efficiency.

Typical Applications Of Clariant Hostavin PR-25 granules Light Stabilizer

  1. Automotive interior and exterior components (e.g., bumpers, trim, under-hood parts).

  2. Geotextiles and agricultural films requiring extended UV durability.

  3. Outdoor furniture and garden products made from injection-molded or extruded polyolefins.

  4. Rotomolded tanks and containers for water storage and chemical handling.

  5. Blown and cast films used in packaging and industrial covers.

Specifications Of Clariant Hostavin PR-25 granules Light Stabilizer

Chemical TypeHindered Amine Light Stabilizer (HALS)
Product FormFree-flowing granules
AppearanceOff-white to light beige granules
Primary ApplicationsPolypropylene (PP), Polyethylene (PE), TPEs
Key FeaturesLow volatility, low dust, high thermal stability
BenefitsImproved processing safety, consistent dosing, enhanced long-term UV protection
Recommended Use Level0.1–0.5 wt% (depending on substrate and exposure conditions)
Storage ConditionsStore in cool, dry place; keep container tightly closed


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