Octabenzone, UV-531

Cas No.: 1843-05-6
MF: C21H26O3
Properties & Applications & PackagesInquiry
UV absorber UV-531 is a benzophenone type UV absorber.
It's chemical name is 2-hydroxy-4-n-octyloxybenzophenone. It is a light yellow needle-like crystalline powder or white powder at room temperature. It is a performance Excellent and efficient anti-aging additive, it can strongly absorb 270~340nm ultraviolet light. It has the characteristics of light color, non-toxic, good compatibility, small migration and easy processing.

It is widely used in PE, PVC, PP, PS, PC, plexiglass, polypropylene fiber and ethylene vinyl acetate. It also provides good light stabilization effects for dry phenolic and alkyd varnishes, polyurethanes, acrylics, epoxy and other air drying products, as well as automotive refinishing paints, powder coatings, polyurethanes, rubber products, etc. Dosage 0.1%-0.5%.

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