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

BASF Tinuvin 622 Hindered Amine Light Stabilizer

BASF Tinuvin 622 is a high-performance hindered amine light stabilizer (HALS) from the Tinuvin series, widely used in polyolefins, polyurethanes, and coatings to prevent UV-induced degradation. Its polymeric structure ensures low volatility, excellent compatibility, and long-term stabilization without migration or blooming.
  • basf tinuvin 622 hindered amine light stabilizer_0638ab7d
  • basf tinuvin 622 hindered amine light stabilizer_0638ab7d

Features Of BASF Tinuvin 622 Hindered Amine Light Stabilizer

  1. High-performance polymeric hindered amine light stabilizer (HALS) with low volatility and excellent thermal stability.

  2. Provides long-term protection against UV-induced degradation, including chalking, embrittlement, and color fading.

  3. Compatible with a broad range of polymers, especially polyolefins, and exhibits low migration tendency.

  4. Non-basic HALS structure minimizes adverse interactions with acid-sensitive additives or pigments.

  5. Offers synergistic stabilization when combined with UV absorbers such as Tinuvin 326 or benzotriazoles.

Typical Applications Of BASF Tinuvin 622 Hindered Amine Light Stabilizer

  1. Polypropylene (PP) fibers and nonwovens for outdoor geotextiles and agricultural fabrics.

  2. Automotive interior and exterior polyolefin components exposed to sunlight and elevated temperatures.

  3. Rotomolded and blow-molded HDPE/LLDPE containers for outdoor storage and industrial use.

  4. Extruded and injection-molded PP packaging films requiring extended shelf-life and UV resistance.

  5. Roofing membranes, pond liners, and other flexible PVC and polyolefin-based construction materials.

Specifications Of BASF Tinuvin 622 Hindered Amine Light Stabilizer

Chemical TypePolymeric hindered amine light stabilizer (HALS)
Product FormPale yellow to light brown granules
AppearanceFree-flowing granules
Primary ApplicationsPolyolefins (PP, PE), PVC, ABS, styrenics
Key FeaturesLow volatility, high molecular weight (~2,200 g/mol), hydrolytically stable
BenefitsLong-term weatherability, minimal plate-out, good processing stability
Recommended Use Level0.1–0.5 wt% depending on polymer and exposure conditions
Storage ConditionsStore in cool, dry place; keep container tightly closed


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