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benzophenone |
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benzophenone [¦ben·zō·fə′nōn] (organic chemistry) C6H5COC6H6A diphenyl ketone, boiling point 305.9°C, occurring in four polymorphic forms (α, β, γ, and δ) each with different melting point; used as a constituent of synthetic perfumes and as a chemical intermediate. Also known as diphenyl ketone; phenyl ketone. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Line of uv stabilizers from hindered amine to benzophenone systems available as dry powder (unitized or bulk-packed) and pelletized concentrate. UV absorbers and light stabilizers featured in the literature include HALS, benzophenone, benzotriazole, oxanilide, triazine, nickel quencher, hydroxyphenyl-triazine, polymeric hindered amine, broad band and hindered benzoate types. Benzophenone and avobenzone (aka Parsol 1789) also may irritate skin. |
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