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

BASF Tinuvin XT 850 Light Stabilizer

BASF Tinuvin XT 850 is a high-performance hindered amine light stabilizer (HALS) from the Tinuvin XT series, designed for demanding polyolefin applications including thin films and fibers. It offers exceptional thermal stability, low volatility, and superior long-term UV protection without compromising clarity or mechanical properties.
  • basf tinuvin xt 850 light stabilizer_17bf58fa
  • basf tinuvin xt 850 light stabilizer_17bf58fa

Features Of BASF Tinuvin XT 850 Light Stabilizer

  1. High-performance hindered amine light stabilizer (HALS) with exceptional long-term UV protection for polyolefins and engineering plastics.

  2. Low volatility and excellent thermal stability, enabling reliable performance during high-temperature processing such as injection molding and extrusion.

  3. Non-migrating molecular structure ensures superior permanence in demanding outdoor applications without blooming or plate-out.

  4. Synergistic compatibility with other UV absorbers (e.g., benzotriazoles) and antioxidants for enhanced stabilization systems.

  5. Regulatory compliant—meets major global food contact and automotive material standards where applicable.

Typical Applications Of BASF Tinuvin XT 850 Light Stabilizer

  1. Polypropylene (PP) and polyethylene (PE) automotive interior and exterior components.

  2. Outdoor agricultural films and geomembranes requiring extended UV resistance.

  3. Household appliances with exposed plastic housings subject to indoor and ambient sunlight exposure.

  4. Technical fibers and nonwovens used in geotextiles and outdoor upholstery.

  5. Thermoplastic elastomers (TPEs) and polyamide (PA) parts for durable consumer goods.

Specifications Of BASF Tinuvin XT 850 Light Stabilizer

Chemical TypeHindered amine light stabilizer (HALS), low-basicity piperidine derivative
Product FormFree-flowing white to off-white granules
AppearanceUniform granular solid, no visible dust or agglomerates
Primary ApplicationsPolyolefins (PP, HDPE, LLDPE), engineering thermoplastics (PA, PBT), TPEs
Key FeaturesLow volatility, high thermal stability (>280 °C), non-staining, halogen-free
BenefitsExtended service life under UV exposure, minimal impact on mechanical properties, excellent processability
Recommended Loading Range0.1 – 0.5 wt% depending on substrate and end-use requirements


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