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

Solvay CYASORB THT 6435 Light Stabilizer

Solvay CYASORB THT 6435 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 color retention and mechanical property preservation in demanding outdoor applications.
  • solvay cyasorb tht 6435 light stabilizer_3d0e2b20
  • solvay cyasorb tht 6435 light stabilizer_3d0e2b20

Features Of Solvay CYASORB THT 6435 Light Stabilizer

  1. High-performance hindered amine light stabilizer (HALS) with synergistic thioether functionality for superior long-term UV protection.

  2. Excellent compatibility with polyolefins, engineering thermoplastics, and elastomers without blooming or plate-out issues.

  3. Thermal stability up to 280 °C enables use in high-temperature processing such as injection molding and extrusion.

  4. Low volatility and minimal odor support safe handling and compliance with stringent industrial hygiene requirements.

  5. Enhances retention of mechanical properties—including tensile strength and impact resistance—under prolonged UV exposure.

Typical Applications Of Solvay CYASORB THT 6435 Light Stabilizer

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

  2. Outdoor construction materials including roofing membranes, geomembranes, and PVC-coated fabrics.

  3. Consumer goods requiring weatherability, such as garden furniture, storage containers, and sporting equipment.

  4. Industrial packaging films and agricultural mulch films exposed to intense sunlight and thermal cycling.

  5. Wire & cable jacketing compounds for outdoor telecommunications and power distribution applications.

Specifications Of Solvay CYASORB THT 6435 Light Stabilizer

Chemical TypeHindered amine light stabilizer (HALS) with thioether co-stabilizer
Product FormPellets
AppearanceOff-white to light beige free-flowing pellets
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), PVC, ABS, TPO, and thermoplastic elastomers
Key FeaturesSynergistic HALS/thioether system; low migration; high thermal stability
BenefitsExtended service life under UV/thermal stress; improved color stability; reduced surface cracking
Recommended Loading Range0.1–0.5 wt% depending on polymer and end-use requirements
Regulatory ComplianceREACH registered; compliant with FDA 21 CFR §178.2010 for indirect food contact (subject to formulation review)


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