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

Jiyi Chemical JYSORB-UV328 Benzotriazole UV Absorber

JiyiChemicalJYSORB-UV328isahigh-performancebenzotriazole-basedUVabsorberfromtheJYSORBseries,offeringexcellentUVstabilizationforpolymers,coatings,andadhesives.Itprovidesbroad-spectrumprotectionagainstUVA/UVBradiation,enhanceslong-termcolorretentionandmaterialintegrity,andexhibitsoutstandingthermalstabilityandcompatibilitywithdiversepolymersystems.
  • jiyi chemical jysorb uv328 benzotriazole uv absorber_1fe49861
  • jiyi chemical jysorb uv328 benzotriazole uv absorber_1fe49861

Features Of Jiyi Chemical JYSORB-UV328 Benzotriazole UV Absorber

  1. Highly effective UV absorption in the 290–400 nm range, with peak absorption at 305 nm and 345 nm.

  2. Excellent thermal stability suitable for high-temperature polymer processing up to 280 °C.

  3. Low volatility and minimal migration, ensuring long-term photostabilization in demanding applications.

  4. Good compatibility with a broad range of polymers including polyolefins, ABS, PS, PC, and PVC.

  5. Non-discoloring performance—maintains clarity and color fidelity in transparent and light-colored formulations.

Typical Applications Of Jiyi Chemical JYSORB-UV328 Benzotriazole UV Absorber

  1. Automotive interior plastics (dashboards, trim, instrument panels).

  2. Outdoor construction materials (window profiles, cladding, roofing membranes).

  3. Packaging films for pharmaceuticals and premium consumer goods requiring UV protection.

  4. Coatings for architectural and industrial metal surfaces.

  5. Optical lenses and transparent acrylic sheets exposed to solar radiation.

Specifications Of Jiyi Chemical JYSORB-UV328 Benzotriazole UV Absorber

Chemical TypeBenzotriazole-based UV absorber
Chemical Name2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol
Product FormFine off-white crystalline powder
AppearanceWhite to slightly off-white free-flowing powder
Molecular Weight479.6 g/mol
Melting Point127–131 °C
SolubilitySoluble in common organic solvents (e.g., toluene, chloroform, THF); insoluble in water
Primary ApplicationsPlastics, coatings, adhesives, and synthetic fibers


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