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

BASF Tinuvin XT 833 Light Stabilizer

BASF Tinuvin XT 833 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 processing or clarity.
  • basf tinuvin xt 833 light stabilizer_f1561584
  • basf tinuvin xt 833 light stabilizer_f1561584

Features Of BASF Tinuvin XT 833 Light Stabilizer

  1. High-performance hindered amine light stabilizer (HALS) with synergistic UV absorption capability.

  2. Excellent thermal and hydrolytic stability for demanding processing conditions including extrusion and injection molding.

  3. Low volatility and minimal migration, ensuring long-term stabilization in thin-section and outdoor applications.

  4. Compatible with polyolefins, engineering plastics, and thermoplastic elastomers without adverse effects on mechanical properties.

  5. Non-discoloring formulation supports high-clarity and color-sensitive polymer systems.

Typical Applications Of BASF Tinuvin XT 833 Light Stabilizer

  1. Agricultural films (e.g., greenhouse covers, mulch films).

  2. Automotive exterior components (e.g., bumpers, trim, under-hood parts).

  3. Geotextiles and civil engineering membranes exposed to UV radiation.

  4. Packaging films requiring extended shelf life and UV resistance.

  5. Rotomolded and blow-molded polyethylene tanks and containers.

Specifications Of BASF Tinuvin XT 833 Light Stabilizer

Chemical TypeHindered amine light stabilizer (HALS) with integrated UV absorber functionality
Product FormPellets
AppearanceOff-white to light yellow free-flowing pellets
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), TPOs, TPVs, and selected engineering thermoplastics
Key FeaturesSynergistic HALS/UV absorber mechanism, low volatility, high compatibility
BenefitsExtended service life under UV exposure, reduced surface cracking and embrittlement, improved color retention
Recommended Loading Range0.1 – 0.5 wt% depending on substrate and end-use requirements
Processing Temperature RangeUp to 300 °C (short-term)


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