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

Solvay CYASORB THT 4801 Light Stabilizer

Solvay CYASORB THT 4801 is a high-performance hindered amine light stabilizer (HALS) from the CYASORB THT series, designed for polyolefins and engineering plastics. It offers exceptional UV protection, thermal stability, and low volatility, ensuring long-term polymer durability in demanding outdoor applications.
  • solvay cyasorb tht 4801 light stabilizer_f5b2fde0
  • solvay cyasorb tht 4801 light stabilizer_f5b2fde0

Features Of Solvay CYASORB THT 4801 Light Stabilizer

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

  2. Superior long-term UV protection for polyolefins, especially in thin-section and outdoor applications.

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

  4. Low extractability and minimal blooming, supporting regulatory compliance for demanding end uses.

  5. Enhanced polymer weatherability without compromising mechanical properties or color stability.

Typical Applications Of Solvay CYASORB THT 4801 Light Stabilizer

  1. Automotive interior and exterior components (e.g., dashboards, bumpers, trim).

  2. Outdoor consumer goods including garden furniture, storage containers, and playground equipment.

  3. Geotextiles and agricultural films requiring extended UV resistance in harsh environments.

  4. Packaging films and woven sacks exposed to sunlight during transport and storage.

  5. Rotomolded tanks, pipes, and industrial containers made from polyethylene and polypropylene.

Specifications Of Solvay CYASORB THT 4801 Light Stabilizer

Chemical TypeHindered Amine Light Stabilizer (HALS)
Product FormFree-flowing white to off-white granules
AppearanceGranular, homogeneous particles
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), TPEs, and engineering thermoplastics
Key FeaturesLow volatility, high molecular weight, non-migrating, FDA-compliant for indirect food contact (21 CFR §178.2010)
BenefitsExtended service life, reduced surface cracking/chalking, improved color retention under UV exposure
Recommended Loading Range0.1–0.5 wt% depending on substrate and performance requirements


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