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

Jiyi Chemical JYSORB-UV531 Benzophenone UV Absorber

Jiyi Chemical JYSORB-UV531 is a high-performance benzophenone-type UV absorber in the JYSORB series, offering exceptional UV-B/UV-A absorption, thermal stability up to 220°C, and excellent compatibility with plastics, coatings, and adhesives for long-term photostabilization.
  • jiyi chemical jysorb uv531 benzophenone uv absorber_883aaa7a
  • jiyi chemical jysorb uv531 benzophenone uv absorber_883aaa7a

Features Of Jiyi Chemical JYSORB-UV531 Benzophenone UV Absorber

  1. High photostability under prolonged UV exposure, ensuring long-term protection in demanding outdoor applications.

  2. Excellent compatibility with a broad range of polymers including polyolefins, PVC, ABS, and polycarbonate.

  3. Low volatility and minimal migration, maintaining performance during high-temperature processing and end-use conditions.

  4. Effective UV absorption in the 280–360 nm range, with peak absorbance at approximately 345 nm.

  5. Non-discoloring formulation—preserves clarity and color integrity in transparent and light-colored materials.

Typical Applications Of Jiyi Chemical JYSORB-UV531 Benzophenone UV Absorber

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

  2. Outdoor plastic packaging for pharmaceuticals and cosmetics.

  3. Coated textiles and technical fabrics requiring UV resistance.

  4. Transparent rigid packaging (e.g., PET bottles, acrylic displays).

  5. Construction materials such as PVC window profiles and roofing membranes.

Specifications Of Jiyi Chemical JYSORB-UV531 Benzophenone UV Absorber

Chemical TypeBenzophenone derivative (2-Hydroxy-4-n-octoxybenzophenone)
Product FormOff-white to light yellow crystalline powder
AppearanceFree-flowing crystalline solid
Melting Point46–49 °C
SolubilitySoluble in common organic solvents (e.g., acetone, toluene, ethyl acetate); insoluble in water
Primary ApplicationsPlastics, coatings, inks, adhesives, and synthetic fibers
Key FeaturesUV absorption, thermal stability, low volatility, polymer compatibility
BenefitsExtended service life, reduced photooxidative degradation, retained mechanical properties


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