Chemical name: 2-Hydroxy-4-n-Octyloxy Benzophenone
Molecular Formula: C21H26O3
Molecular Weight: 326.43
Density:1.160g/cm3
Solubility 25℃(g/10…
Chemical name: 2-Hydroxy-4-n-Octyloxy Benzophenone
Molecular Formula: C21H26O3
Molecular Weight: 326.43
Density:1.160g/cm3
Solubility 25℃(g/100g,solvent): Acetone:74, benzene:72, Methanol:2, Ethanol(95%):2.6, N-heptane:40,N-hexane:40.1
Specifications:
Item standard
Appearance Light yellow crystal powder
contents ≥ 99%
Melting point 47-49℃
loss on drying ≤ 0.5%
Ash content ≤ 0.1%
Transmittance 450nm≥90%
500nm≥95%
Application:This product is a highly efficient UV-absorber,which can absorb the ultraviolet light in 240-340nm. It has many advantages, such as light color, nontoxic, good solubility, easy processing and so on.It has the most protection to polymer, moreover,it can help to preserve the original appearance and physical integrity. It can be widely used for PE, PVC, PP, PS, PC, organic glass. Furthermore,it provide good light stability effect on dry phenol aldehyde, alkyd varnishes, polyurethanes, acrylic acids, epoxides and other air products, automobile – repairing paints, powder coatings,polyurethanes, rubble items and so on.
Dosage 0.1-0.5%
Storage:UV-531 should be stored in a shady,dry and dark place, avoid to contact with the sunshine directly.
Package:25kg/ Cardboard barrel lined with plastic bag.
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