Oxybenzone CAS 131-57-7 Ultraviolet Absorber UV-9;Benzophenone-3 Purity>99.0% (HPLC)

2-Hydroxy-4-Methoxybenzophenone (Oxybenzone; Ultraviolet Absorber UV-9; Benzophenone-3) (CAS: 131-57-7) ndi yogwira ntchito kwambiri ya UV radiation, ndi FDA yovomerezeka ndi UV fyuluta ndi choyezera, imayamwa bwino ma radiation a UV a 290-400 nm wavelength, koma sichimamwa kuwala kowoneka bwino, makamaka pakupanga zinthu zowoneka bwino.Ndi bwino khola kuwala ndi kutentha, osati decomposable pansi pa 200 ℃, ntchito utoto ndi mankhwala osiyanasiyana pulasitiki, makamaka ogwira polyvinyl kolorayidi, polystyrene, polyurethane, akiliriki utomoni, kuwala kuwala mandala mipando, komanso zodzoladzola, ndi Mlingo wa 0.1-0.5%.Oxybenzone amagwiritsidwa ntchito ngati chophatikizira mu sunscreen ndi zodzoladzola zina.Oxybenzone imagwiritsidwa ntchito m'mapulasitiki ngati choyatsira kuwala kwa ultraviolet ndi stabilizer.Amagwiritsidwa ntchito, pamodzi ndi mabenzophenones, muzotetezera dzuwa, zopopera tsitsi, ndi zodzoladzola chifukwa zimathandiza kupewa kuwonongeka kwa dzuwa.Imapezekanso, muzokhazikika mpaka 1%, muzopukuta misomali.Oxybenzone angagwiritsidwenso ntchito ngati photostabilizer kwa utomoni kupanga.Benzophenones amatha kuchoka pakupanga chakudya, ndipo amagwiritsidwa ntchito kwambiri ngati zoyambitsa zithunzi zomwe zimagwiritsidwa ntchito poyambitsa mankhwala omwe amawumitsa inki mwachangu.Monga zoteteza ku dzuwa, zimapereka kuwala kwa ultraviolet, kuphatikizapo UVB ndi kuwala kwafupipafupi kwa UVA.Monga aphotoprotective wothandizira, ili ndi mbiri yoyamwa yomwe imachokera ku 270 mpaka 350 nm yokhala ndi nsonga zakuya pa 288 ndi 350 nm.Ndi imodzi mwazosefera za UVA zomwe zimagwiritsidwa ntchito kwambiri m'mafuta oteteza dzuwa masiku ano.Amapezekanso mu polishi ya misomali, mafuta onunkhiritsa, hairspray, ndi zodzoladzola monga photostabilizer.Monga ultraviolet mayamwidwe wothandizira, likupezeka unsaturated poliyesitala, polyethylene ndi PVC etc. The mowa ambiri: 0.1-0.5% kwa woonda nkhani, 0.05-0.2% kwa wandiweyani nkhani.Ndi mtundu wa zotumphukira za ultraviolet, zomwe zimayamwa kwambiri, zopanda poizoni, zopanda teratogenic, kukhazikika kwa kuwala ndi kutentha, zimatha kuyamwa UV-A ndi UV-B nthawi yomweyo.Amagwiritsidwa ntchito kwambiri mu zodzoladzola za sunscreen, zonona, uchi, emulsion, mafuta ndi zodzoladzola zina zoteteza dzuwa, ndipo zitha kugwiritsidwanso ntchito ngati anti-discoloration wothandizira wa zinthu za photosensitive ndi discoloration.Amagwiritsidwa ntchito mu pulasitiki, ulusi wamankhwala, utoto ndi zinthu zamafuta, makamaka pazowunikira komanso zowonekera.Kugwiritsa ntchito Oxybenzone Kugwiritsidwa ntchito mu pulasitiki, ulusi wamankhwala, utoto ndi zinthu zamafuta, makamaka zoyenera kupangira zinthu zowoneka bwino zamtundu wowala Oxybenzone: Amagwiritsidwa ntchito kwambiri popanga mafuta oteteza ku dzuwa, mafuta opaka, timadzi tokoma, odzola, mafuta ndi zodzoladzola zina zoteteza ku dzuwa, komanso ngati anti -Discolouring wothandizira pazinthu zomwe zimasintha mtundu chifukwa cha photosensitivity.