Pamene mwambo wa phenolic antioxidant kulumikizana ndi nayitrogeni ndi mpweya wa mpweya mlengalenga, umatulutsa mawonekedwe a Quinne. Kapangidwe ka qinone ndiko kuyambitsa chikasu ndikukhala ofiira.
Antioxiya antioxidant imagwiritsidwanso ntchito kwambiri ngati antioxidant yaurmiary. Komabe, posintha mosalekeza EU000za kuteteza zinthu zachilengedwe, zofunikira za Phosphote antioxida wakwera bwino. Phosphoanti antioxidant imayenera kukhala yochezeka kwambiri, yomwe ndi poizoni, yomwe siyikuzunza, yopanda pake, hydrolysis, ndikupewa kutentha kwambiri.
Phosphialary Antioxidant ndi amodzi mwa owonjezera owonjezera pokhazikika mu 1990s. Pazaka khumi, mitundu yatsopano mitundu imatuluka mosavuta, koma mwa kapangidwe kake, titha kupeza kuti mawonekedwe atsopano a phosphitph starphy starkite kapangidwe kake. Zikutanthauza kuti ESphate etter Exilaiction Develogy ikuyenera kuyang'ana pa magawo awiri: Momwe mungasinthire kukhazikika kwa makina ndi momwe mungasinthire kukhazikika kwa hydrolyyic.
Antinoxilic antioxil yanyimbo - 3333 & An340, alibe kapangidwe kake kake, kotero imatha kupewa vuto lachikopa lomwe limachitika chifukwa cha quinone. Kukonza kutentha kumatha kupitilira 180 ℃, ndipo kwagwiritsidwa ntchito mu pu, pvc ndi magawo ena omwe makasitomala ambiri kudera ndi kunja.
Pakati pawo, an333 adatsimikiziridwa kuti azichita bwino kwambiri muzinthu zogundika za pu. Ndiwo cholowa m'malo mwa jo kep333e.
Kuphatikiza pa ma antioxidants omwe sakhala phenol, timaperekanso zowonjezera zina zomwe zimagwiritsidwa ntchito mu PUP. Pansi pazinthu zomwe mwasankha:
| Kupatula | Chinthu | Chiphaso | Mtundu Wotsutsa |
| UV Trentber | Yihoo uv1 | 57834-33-0 | |
| Yihoo uv571 | 23328-53-2 | Tithuvin 571 | |
| Yihoo uv b75 | Kusanganiza | Tithuvin b75 | |
| Antioxidantant | Yihoo An333 | 77745-66-5 | JP333E |
| Yihoo An340 | / | ||
| Flame Retard | Yihoo fr950 | / |
Nthawi zonse mwalandilidwa kuti mulumikizane nafe kufunsa!
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Post Nthawi: Sep-13-2021