{"id":7193,"date":"2024-08-01T06:41:56","date_gmt":"2024-08-01T06:41:56","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7193"},"modified":"2024-07-31T06:42:21","modified_gmt":"2024-07-31T06:42:21","slug":"what-are-several-commonly-used-advanced-oxidation-techniques-and-their-advantages-and-disadvantages","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/what-are-several-commonly-used-advanced-oxidation-techniques-and-their-advantages-and-disadvantages\/","title":{"rendered":"Melyek az \u00e1ltal\u00e1nosan haszn\u00e1lt fejlett oxid\u00e1ci\u00f3s technik\u00e1k, valamint ezek el\u0151nyei \u00e9s h\u00e1tr\u00e1nyai?"},"content":{"rendered":"<p>A fejlett oxid\u00e1ci\u00f3s elj\u00e1r\u00e1sok, a toxikus \u00e9s neh\u00e9z szennyez\u0151 anyagok kezel\u00e9s\u00e9re szolg\u00e1l\u00f3 technol\u00f3gia, amely az 1980-as \u00e9vekben kezdett kialakulni, a reakci\u00f3 sor\u00e1n hidroxilgy\u00f6k\u00f6k (-OH) keletkeznek, amelyek er\u0151s oxidat\u00edv tulajdons\u00e1gokkal rendelkeznek, \u00e9s a reakci\u00f3 r\u00e9v\u00e9n a szabad gy\u00f6k\u00f6k k\u00e9pesek a szerves szennyez\u0151 anyagokat hat\u00e9konyan lebontani, vagy ak\u00e1r \u00e1rtalmatlan szervetlen anyagokk\u00e1, p\u00e9ld\u00e1ul sz\u00e9n-dioxidd\u00e1 \u00e9s v\u00edzz\u00e9 alak\u00edtani. \u00e9s v\u00edzz\u00e9. Mivel a fejlett oxid\u00e1ci\u00f3s elj\u00e1r\u00e1s el\u0151nye az er\u0151s oxid\u00e1ci\u00f3, a m\u0171k\u00f6d\u00e9si felt\u00e9telek k\u00f6nny\u0171 szab\u00e1lyozhat\u00f3s\u00e1ga, \u00e9s k\u00e9pes kezelni a neh\u00e9z, biok\u00e9miai m\u00f3dszerekkel nem kezelhet\u0151 szennyvizeket, ez\u00e9rt vil\u00e1gszerte felkeltette az orsz\u00e1gok figyelm\u00e9t, \u00e9s egym\u00e1s ut\u00e1n v\u00e9gezt\u00e9k el az ez ir\u00e1ny\u00fa kutat\u00e1sokat \u00e9s fejleszt\u00e9seket. A fejlett oxid\u00e1ci\u00f3s technol\u00f3gia els\u0151sorban a Fenton-oxid\u00e1ci\u00f3ra, a fotokatalitikus oxid\u00e1ci\u00f3ra, az \u00f3zonoxid\u00e1ci\u00f3ra, az ultrahangos oxid\u00e1ci\u00f3ra, a nedves oxid\u00e1ci\u00f3ra \u00e9s a szuperkritikus vizes oxid\u00e1ci\u00f3ra oszlik.<\/p>\n<p><strong>\u00c1ltal\u00e1nosan haszn\u00e1lt fejlett oxid\u00e1ci\u00f3s technol\u00f3gia<\/strong><\/p>\n<p><strong>1. Fenton-oxid\u00e1ci\u00f3<\/strong><\/p>\n<p>A hidrog\u00e9n-peroxidb\u00f3l \u00e9s Fe2+ kataliz\u00e1torb\u00f3l \u00e1ll\u00f3 oxid\u00e1ci\u00f3s technol\u00f3giai rendszert Fenton-reagensnek nevezik. Ez t\u00f6bb mint 100 \u00e9vvel ezel\u0151tt H.J.H. Fenton feltal\u00e1lt egyfajta magas h\u0151m\u00e9rs\u00e9klet\u0171 \u00e9s nagy nyom\u00e1s\u00fa, \u00e9s a folyamat egyszer\u0171 k\u00e9miai oxid\u00e1ci\u00f3s v\u00edzkezel\u00e9si technol\u00f3gia. Az elm\u00falt \u00e9vekben a kutat\u00e1sok kimutatt\u00e1k, hogy a Fenton oxid\u00e1ci\u00f3s mechanizmusa a hidrog\u00e9n-peroxid savas k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tti katalitikus boml\u00e1s\u00e1nak k\u00f6sz\u00f6nhet\u0151, ami nagy reakci\u00f3k\u00e9pess\u00e9g\u0171 hidroxilgy\u00f6k\u00f6ket eredm\u00e9nyez. A Fe2+ kataliz\u00e1tor hat\u00e1s\u00e1ra a H2O2 k\u00e9tf\u00e9le akt\u00edv hidroxilgy\u00f6k keletkezhet, \u00edgy beind\u00edtva \u00e9s tov\u00e1bbfejlesztve a szabadgy\u00f6k-l\u00e1ncreakci\u00f3t, felgyors\u00edtva a szerves anyagok \u00e9s reduk\u00e1l\u00f3 anyagok oxid\u00e1ci\u00f3j\u00e1t. \u00c1ltal\u00e1nos lefoly\u00e1sa a k\u00f6vetkez\u0151:<\/p>\n<p>A Fenton-oxid\u00e1ci\u00f3s m\u00f3dszert \u00e1ltal\u00e1ban 2~5 PH-\u00e9rt\u00e9k mellett v\u00e9gzik. A m\u00f3dszer el\u0151nye, hogy a hidrog\u00e9n-peroxid boml\u00e1sa gyors, \u00e9s \u00edgy az oxid\u00e1ci\u00f3s sebess\u00e9g is magas. Ennek a m\u00f3dszernek azonban sz\u00e1mos probl\u00e9m\u00e1ja is van, a rendszerben l\u00e9v\u0151 nagy Fe2+ koncentr\u00e1ci\u00f3 miatt a kezelt v\u00edz elsz\u00ednez\u0151dhet; a Fe2+ reakci\u00f3ba l\u00e9p a hidrog\u00e9n-peroxiddal, ami cs\u00f6kkenti a hidrog\u00e9n-peroxid felhaszn\u00e1l\u00e1si sebess\u00e9g\u00e9t \u00e9s PH-korl\u00e1tjait, \u00edgy bizonyos m\u00e9rt\u00e9kig befoly\u00e1solja a m\u00f3dszer n\u00e9pszer\u0171s\u00edt\u00e9s\u00e9t \u00e9s alkalmaz\u00e1s\u00e1t.<\/p>\n<p>Az ut\u00f3bbi \u00e9vekben tanulm\u00e1nyozt\u00e1k az ultraibolya f\u00e9ny (UV), oxig\u00e9n stb. bevezet\u00e9s\u00e9t a Fenton-reagensbe, ami fokozza a Fenton-reagens oxid\u00e1l\u00f3 k\u00e9pess\u00e9g\u00e9t \u00e9s megtakar\u00edtja a hidrog\u00e9n-peroxid adagj\u00e1t. Mivel a hidrog\u00e9n-peroxid boml\u00e1si mechanizmusa rendk\u00edv\u00fcl hasonl\u00f3 a Fenton- \u00e9s a Fenton-reagens\u00e9hez, amelyek mindkett\u0151 -OH-t termel, a k\u00fcl\u00f6nb\u00f6z\u0151 tov\u00e1bbfejlesztett Fenton-reagenseket Fenton-szer\u0171 reagenseknek nevezik. A legfontosabbak a H2O2+UV rendszer, a H2O2+UV+ Fe2+ rendszer \u00e9s az oxig\u00e9nt bevezet\u0151 Fenton-rendszer.<\/p>\n<p>A Fenton-reagens \u00e9s a Fenton-szer\u0171 reagens alkalmaz\u00e1sa a szennyv\u00edzkezel\u00e9sben k\u00e9t szempont szerint oszthat\u00f3 meg: az egyik a szerves szennyv\u00edz oxid\u00e1l\u00e1sa, mint \u00f6n\u00e1ll\u00f3 kezel\u00e9si m\u00f3dszer; a m\u00e1sik a kombin\u00e1ci\u00f3 m\u00e1s m\u00f3dszerekkel, p\u00e9ld\u00e1ul koagul\u00e1ci\u00f3s \u00e9s \u00fclep\u00edt\u00e9si m\u00f3dszerrel, akt\u00edv sz\u00e9n m\u00f3dszerrel stb, A Fenton-m\u00f3dszer kataliz\u00e1torai nehezen elv\u00e1laszthat\u00f3k \u00e9s \u00fajrafelhaszn\u00e1lhat\u00f3k, \u00e9s a reakci\u00f3 pH-ja alacsony, ami nagy mennyis\u00e9g\u0171 vastartalm\u00fa iszapot eredm\u00e9nyez, \u00e9s a nagy mennyis\u00e9g\u0171 Fe2+ a szennyv\u00edzben nagy mennyis\u00e9g\u0171 Fe2+-t eredm\u00e9nyez a szennyv\u00edzben. A Fenton-m\u00f3dszer kataliz\u00e1tora nehezen lev\u00e1laszthat\u00f3 \u00e9s \u00fajrafelhaszn\u00e1lhat\u00f3, a reakci\u00f3 pH-ja alacsony, nagy mennyis\u00e9g\u0171 vastartalm\u00fa iszap keletkezik, \u00e9s a szennyv\u00edz nagy mennyis\u00e9g\u0171 Fe2+-t tartalmaz, ami m\u00e1sodlagos szennyez\u00e9st okoz, \u00e9s n\u00f6veli a k\u00e9s\u0151bbi kezel\u00e9s neh\u00e9zs\u00e9geit \u00e9s k\u00f6lts\u00e9geit.<\/p>\n<p>Az elm\u00falt \u00e9vekben a hazai \u00e9s k\u00fclf\u00f6ldi tud\u00f3sok elkezdt\u00e9k tanulm\u00e1nyozni az ioncser\u00e9l\u0151 membr\u00e1nban, ioncser\u00e9l\u0151 gyant\u00e1ban, timf\u00f6ldben, molekulaszit\u00e1ban, bentonitban, agyagban \u00e9s m\u00e1s hordoz\u00f3kban r\u00f6gz\u00edtett Fe2+-t, vagy vasoxidokat, vegy\u00fcleteket Fe2+ helyett, annak \u00e9rdek\u00e9ben, hogy cs\u00f6kkents\u00e9k a Fe2+ old\u00f3d\u00e1s\u00e1t, jav\u00edts\u00e1k a kataliz\u00e1torok \u00fajrahasznos\u00edt\u00e1si ar\u00e1ny\u00e1t, \u00e9s sz\u00e9les\u00edts\u00e9k a megfelel\u0151 pH-tartom\u00e1nyt. Daud et al. impregn\u00e1l\u00e1si m\u00f3dszer a Fe3+ r\u00f6gz\u00edt\u00e9s\u00e9re kaolinitra aktiv\u00e1lt fekete 5 (RB5) katalitikus lebont\u00e1s\u00e1ra, a reakci\u00f3 pH-ja nagyon alacsony. Daud et al. impregn\u00e1l\u00e1si m\u00f3dszerrel imobiliz\u00e1lt Fe3+ -ot kaolinitra, hogy kataliz\u00e1lj\u00e1k az aktiv\u00e1lt fekete 5 (RB5) lebont\u00e1s\u00e1t, \u00e9s az RB5 sz\u00edntelen\u00edt\u00e9si sebess\u00e9ge 150 perc alatt el\u00e9rte a 99%-t. Youngmin \u00e9s munkat\u00e1rsai Fe(II)-t chitoz\u00e1n (CS) \u00e9s glutaraldehid (GLA) keresztk\u00f6t\u00e9seivel kel\u00e1tolt\u00e1k, hogy Fe(II)-CS\/GLA kataliz\u00e1tort hozzanak l\u00e9tre, \u00e9s semleges k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt kataliz\u00e1lt\u00e1k a trikl\u00f3r-et\u00e9n (TCE) lebont\u00e1s\u00e1t, \u00e9s a TCE lebont\u00e1si sebess\u00e9ge 5 \u00f3ra alatt el\u00e9rte a 95%-t. A hagyom\u00e1nyos Fenton-m\u00f3dszerrel ellent\u00e9tben, amelyet semleges k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt haszn\u00e1ltak, a TCE lebont\u00e1si sebess\u00e9ge el\u00e9rte a 95%-t. A TCE leboml\u00e1si sebess\u00e9ge 5 \u00f3ra eltelt\u00e9vel el\u00e9rte a 95%-t. A hagyom\u00e1nyos Fenton-m\u00f3dszer azonban semleges k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt a vas kicsap\u00f3d\u00e1sa miatt nem bontotta le jelent\u0151sen a TCE-t. Plata \u00e9s munkat\u00e1rsai a kataliz\u00e1tor adagol\u00e1s\u00e1nak \u00e9s a f\u00e9nyintenzit\u00e1snak a 2-kl\u00f3rfenol foto-Fenton m\u00f3dszerrel t\u00f6rt\u00e9n\u0151 lebont\u00e1s\u00e1ra gyakorolt hat\u00e1s\u00e1t vizsg\u00e1lt\u00e1k, akikul\u00e1ris ferrit alkalmaz\u00e1s\u00e1val, \u00e9s a ki\u00e1raml\u00f3 anyag csak kis mennyis\u00e9g\u0171 vasiont tartalmazott.<\/p>\n<p><strong>2. \u00d3zon oxid\u00e1ci\u00f3<\/strong><\/p>\n<p>Az \u00f3zon kiv\u00e1l\u00f3 er\u0151s oxid\u00e1l\u00f3szer, amely j\u00f3 hat\u00e1ssal van a szennyv\u00edz fert\u0151tlen\u00edt\u00e9s\u00e9re, sz\u00ednelt\u00e1vol\u00edt\u00e1s\u00e1ra, szagtalan\u00edt\u00e1s\u00e1ra, szerves anyagok \u00e9s KOI elt\u00e1vol\u00edt\u00e1s\u00e1ra. Az \u00f3zon oxid\u00e1ci\u00f3s lebont\u00e1sa a szerves anyagok gyors, enyhe k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt, nem okoz m\u00e1sodlagos szennyez\u00e9st, sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k a v\u00edzkezel\u00e9sben. Az \u00f3zonkezel\u00e9s a szennyv\u00edz szerepe az anyag sz\u00e9lesk\u00f6r\u0171 teljes\u00edtm\u00e9nye, az egyik az \u00f3zon k\u00f6zvetlen oxid\u00e1ci\u00f3ja, a m\u00e1sodik a hidroxilgy\u00f6k\u00f6k \u00e9s a szabad gy\u00f6k\u00f6s oxid\u00e1ci\u00f3 kialakul\u00e1s\u00e1n kereszt\u00fcl.<\/p>\n<p>A k\u00fcl\u00f6n\u00e1ll\u00f3 \u00f3zonoxid\u00e1ci\u00f3s m\u00f3dszer az \u00f3zongener\u00e1tor miatt k\u00f6nnyen s\u00e9r\u00fcl, az energiafogyaszt\u00e1s, a kezel\u00e9si k\u00f6lts\u00e9gek dr\u00e1g\u00e1k, \u00e9s az \u00f3zon oxid\u00e1ci\u00f3s reakci\u00f3ja szelekt\u00edv, egyes halog\u00e9nezett sz\u00e9nhidrog\u00e9nek \u00e9s peszticidek eset\u00e9ben, mint p\u00e9ld\u00e1ul az oxid\u00e1ci\u00f3s hat\u00e1s viszonylag gyenge. Emiatt az elm\u00falt \u00e9vekben, a fejleszt\u00e9s az \u00f3zon oxid\u00e1ci\u00f3 hat\u00e9konys\u00e1g\u00e1nak jav\u00edt\u00e1sa \u00e9rdek\u00e9ben a vonatkoz\u00f3 kombin\u00e1lt technol\u00f3gi\u00e1k, bele\u00e9rtve az UV \/ O3, H2O2 \/ O3, UV \/ H2O2 \/ O3 \u00e9s egy\u00e9b kombin\u00e1ci\u00f3k nem csak a sebess\u00e9g jav\u00edt\u00e1sa \u00e9s hat\u00e9konys\u00e1ga az oxid\u00e1ci\u00f3, hanem k\u00e9pes oxid\u00e1lni a szerepe O3 \u00f6nmag\u00e1ban neh\u00e9z oxidat\u00edv lebont\u00e1sa szerves anyag.<\/p>\n<p>Hu Junsheng et al. \u00f6sszehasonl\u00edtotta a H2O2\/O3 \u00e9s az O3 hat\u00e1s\u00e1t a fest\u00e9kszennyez\u0151 szennyv\u00edz kezel\u00e9s\u00e9ben, m\u00edg Wei Dongyang et al. \u00f6sszehasonl\u00edtotta az UV\/O3 \u00e9s az O3 hat\u00e1s\u00e1t a hexakl\u00f3rbenzol lebont\u00e1s\u00e1ban, \u00e9s az eredm\u00e9nyek azt mutatt\u00e1k, hogy a technol\u00f3gi\u00e1k kombin\u00e1ci\u00f3j\u00e1nak haszn\u00e1lata jelent\u0151sen jav\u00edthatja az oxid\u00e1ci\u00f3s sebess\u00e9get \u00e9s a kezel\u00e9si hat\u00e1st, ler\u00f6vid\u00edtheti a reakci\u00f3id\u0151t, \u00e9s cs\u00f6kkentheti az O3 fogyaszt\u00e1s\u00e1nak mennyis\u00e9g\u00e9t. A katalitikus \u00f3zonoxid\u00e1ci\u00f3 napr\u00f3l napra a hazai \u00e9s k\u00fclf\u00f6ldi tud\u00f3sok figyelm\u00e9t is felkeltette. A katalitikus \u00f3zonoxid\u00e1ci\u00f3s m\u00f3dszerben haszn\u00e1lt kataliz\u00e1torok f\u0151k\u00e9nt \u00e1tmeneti f\u00e9moxidok \u00e9s akt\u00edv sz\u00e9n, amelyek k\u00f6z\u00fcl az akt\u00edv szenet sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k a katalitikus \u00f3zonoxid\u00e1ci\u00f3s rendszerben alacsony \u00e1ra, er\u0151s adszorpci\u00f3ja, magas katalitikus aktivit\u00e1sa \u00e9s j\u00f3 stabilit\u00e1sa miatt.<\/p>\n<p><strong>3. Ultrahangos oxid\u00e1ci\u00f3s m\u00f3dszer<\/strong><\/p>\n<p>Az ultrahangos oxid\u00e1ci\u00f3s m\u00f3dszer a 16 kHz-1 MHz-es frekvenciatartom\u00e1ny\u00fa ultrahangos sug\u00e1rz\u00e1si oldat haszn\u00e1lata, \u00edgy az oldat ultrahangos kavit\u00e1ci\u00f3t termel, a helyi magas h\u0151m\u00e9rs\u00e9klet \u00e9s magas nyom\u00e1s kialakul\u00e1sa az oldatban, \u00e9s a helyi magas koncentr\u00e1ci\u00f3j\u00fa oxidok - OH \u00e9s H2O2 keletkezhet a szuperkritikus v\u00edzben, a szerves szennyez\u0151 anyagok gyors leboml\u00e1sa. Ultrahangos oxid\u00e1ci\u00f3s m\u00f3dszer egyes\u00edti a szabad gy\u00f6k\u00f6s oxid\u00e1ci\u00f3, az \u00e9get\u00e9s, a szuperkritikus v\u00edz oxid\u00e1ci\u00f3 \u00e9s m\u00e1s v\u00edzkezel\u00e9si technol\u00f3gi\u00e1k jellemz\u0151it, a lebont\u00e1si felt\u00e9telek enyhe, nagy hat\u00e9konys\u00e1g\u00faak, sz\u00e9les k\u00f6r\u0171 alkalmaz\u00e1sok, nincs m\u00e1sodlagos szennyez\u00e9s, nagyon \u00edg\u00e9retes fejleszt\u00e9si potenci\u00e1l \u00e9s kil\u00e1t\u00e1sok a tiszta v\u00edzkezel\u00e9si technol\u00f3gia alkalmaz\u00e1s\u00e1ra.<\/p>\n<p>Ultrahangos lebont\u00e1sa szerves anyag els\u0151sorban a kavit\u00e1ci\u00f3s hat\u00e1s, szerves anyag magas h\u0151m\u00e9rs\u00e9klet\u0171 boml\u00e1s vagy szabad gy\u00f6k\u00f6s reakci\u00f3 k\u00e9t tanfolyam. Az ultrahangos kavit\u00e1ci\u00f3 \u00e1ltal gener\u00e1lt helyi magas h\u0151m\u00e9rs\u00e9klet\u0171, nagynyom\u00e1s\u00fa k\u00f6rnyezetben, a v\u00edz bomlik, hogy -OH gy\u00f6k\u00f6k el\u0151\u00e1ll\u00edt\u00e1s\u00e1ra, amellett, hogy oldott oldatban a leveg\u0151 (N2 \u00e9s O2) is keletkezhet szabad gy\u00f6k\u00f6s has\u00edt\u00e1si reakci\u00f3 szabad gy\u00f6k\u00f6k. Ezek a szabad gy\u00f6k\u00f6k tov\u00e1bb ind\u00edthatj\u00e1k a szerves molekul\u00e1k t\u00f6r\u00e9s\u00e9t, a szabad gy\u00f6k\u00f6k \u00e1tvitel\u00e9t \u00e9s a redox-reakci\u00f3kat is.<\/p>\n<p>Az egyedi ultrahangos oxid\u00e1ci\u00f3s technol\u00f3gia k\u00e9pes elt\u00e1vol\u00edtani bizonyos szerves szennyez\u0151d\u00e9seket a v\u00edzben, de az egyedi kezel\u00e9si k\u00f6lts\u00e9ge magas, \u00e9s a hidrofil \u00e9s nehezen ill\u00e9konyod\u00f3 szerves anyagokra gyakorolt kezel\u00e9si hat\u00e1sa gyenge, \u00e9s a TOC elt\u00e1vol\u00edt\u00e1sa nem teljes, ez\u00e9rt gyakran m\u00e1s fejlett oxid\u00e1ci\u00f3s technol\u00f3gi\u00e1kkal egy\u00fctt alkalmazz\u00e1k a kezel\u00e9si k\u00f6lts\u00e9gek cs\u00f6kkent\u00e9se \u00e9s a kezel\u00e9si hat\u00e1s jav\u00edt\u00e1sa \u00e9rdek\u00e9ben. Tov\u00e1bb\u00e1, ha az ultrahangos sug\u00e1rz\u00e1st m\u00e1s katalitikus technol\u00f3gi\u00e1kkal egy\u00fctt alkalmazz\u00e1k, az ultrahang \u00e1ltal okozott intenz\u00edv turbulencia er\u0151s\u00edtheti a szil\u00e1rd-folyad\u00e9k t\u00f6meg\u00e1tad\u00e1st a szennyez\u0151 anyagok \u00e9s a szil\u00e1rd kataliz\u00e1tor k\u00f6z\u00f6tt, folyamatosan tiszt\u00edthatja a kataliz\u00e1tor fel\u00fclet\u00e9t, \u00e9s fenntarthatja a kataliz\u00e1tor aktivit\u00e1s\u00e1t. Az ultrahang-technol\u00f3gi\u00e1n alapul\u00f3 kombin\u00e1lt oxid\u00e1ci\u00f3s technol\u00f3gi\u00e1k k\u00f6z\u00e9 tartozik az ultrahang\/H2O2 vagy O3 oxid\u00e1ci\u00f3, az ultrahang-Fenton oxid\u00e1ci\u00f3, az ultrahang\/fotokatalitikus oxid\u00e1ci\u00f3, az ultrahang\/nedves oxid\u00e1ci\u00f3 stb. Ren Baixiang haszn\u00e1lt ultrahang -Fenton reagens k\u00f6z\u00f6s kezel\u00e9s\u00e9t fest\u00e9k szennyv\u00edz, fest\u00e9k szennyv\u00edz COD elt\u00e1vol\u00edt\u00e1si ar\u00e1nya 91,8%, \u00e9s Chen et al. meg\u00e1llap\u00edtotta, hogy az ultrahang \u00e9s a Fenton szinergikus reakci\u00f3j\u00e1ban, \u03b1-Fe2O3 4A zeolit t\u00f6lt\u00f6tt er\u0151s\u00edtheti az ultrahangos kavit\u00e1ci\u00f3 hat\u00e1s\u00e1t, \u00e9s jellemz\u0151i a kis vasion felold\u00e1sa, a reakci\u00f3 nagy stabilit\u00e1sa \u00e9s a hossz\u00fa \u00e9lettartam.<\/p>\n<p><strong>4. Fotokatalitikus oxid\u00e1ci\u00f3<\/strong><\/p>\n<p>A fotokatalitikus oxid\u00e1ci\u00f3s m\u00f3dszer az oxid\u00e1l\u00f3szer f\u00e9ny\u00e9ben a gerjeszt\u00e9s \u00e9s a kataliz\u00e1tor katalitikus hat\u00e1sa -OH oxid\u00e1ci\u00f3 boml\u00e1sa szerves anyagok boml\u00e1sa. A hagyom\u00e1nyos kezel\u00e9si m\u00f3dszerekkel, p\u00e9ld\u00e1ul az adszorpci\u00f3val, koagul\u00e1ci\u00f3val, akt\u00edv iszappal, fizikai m\u00f3dszerrel, k\u00e9miai m\u00f3dszerrel stb. \u00f6sszehasonl\u00edtva a v\u00edzben l\u00e9v\u0151 szerves szennyez\u0151 anyagok fotokatalitikus oxid\u00e1ci\u00f3s lebont\u00e1s\u00e1nak kiemelked\u0151 el\u0151nye az alacsony energiafogyaszt\u00e1s, az egyszer\u0171 m\u0171k\u00f6d\u00e9s, az enyhe reakci\u00f3k\u00f6r\u00fclm\u00e9nyek \u00e9s a m\u00e1sodlagos szennyez\u00e9s cs\u00f6kkent\u00e9se, amelyet az emberek egyre ink\u00e1bb \u00e9rt\u00e9kelnek. A fotokatalitikus oxid\u00e1ci\u00f3s technol\u00f3gi\u00e1ban haszn\u00e1lt kataliz\u00e1torok a TiO2, ZnO, WO3, CdS, ZnS, SnO2 \u00e9s Fe3O4. Sz\u00e1mos k\u00eds\u00e9rlet bizony\u00edtotta, hogy a TiO2 fotokatalitikus reakci\u00f3 er\u0151s k\u00e9pess\u00e9ggel rendelkezik az ipari szennyv\u00edz kezel\u00e9s\u00e9re.<\/p>\n<p>A korai fotokatalitikus oxid\u00e1ci\u00f3s m\u00f3dszer TiO2 port haszn\u00e1l kataliz\u00e1tork\u00e9nt, amelynek h\u00e1tr\u00e1nyai a kataliz\u00e1torvesztes\u00e9g, a neh\u00e9z visszanyerhet\u0151s\u00e9g \u00e9s a magas k\u00f6lts\u00e9gek, ami korl\u00e1tozza a technol\u00f3gia gyakorlati alkalmaz\u00e1s\u00e1t.<\/p>\n<p>A TiO2 immobiliz\u00e1l\u00e1sa a fotokatalitikus kutat\u00e1sok k\u00f6z\u00e9ppontj\u00e1ba ker\u00fclt, \u00e9s a tud\u00f3sok elkezdt\u00e9k tanulm\u00e1nyozni a TiO2 por TiO2 filmmel vagy kompozit kataliz\u00e1tor filmmel val\u00f3 helyettes\u00edt\u00e9s\u00e9t. Liu Lei \u00e9s t\u00e1rsai TiO2 nanor\u00e9szecsk\u00e9ket immobiliz\u00e1ltak \u00fcvegfel\u00fcleten az ecetsav fotokatalitikus lebont\u00e1s\u00e1hoz, Dong Junming \u00e9s t\u00e1rsai pedig TiO2\/GeO2 kompozit szolt permeteztek alum\u00edniumlemezre, hogy kompozit filmet k\u00e9sz\u00edtsenek az \u00f3zonnal kezelt reakt\u00edv k\u00e9k sz\u00ednez\u00e9kek fotokatalitikus lebont\u00e1s\u00e1hoz, \u00e9s mindkett\u0151 jobb lebont\u00e1si hat\u00e1st \u00e9rt el. Ezenk\u00edv\u00fcl a fotokatalitikus membr\u00e1nreaktor, amely \u00f6sszekapcsolja a fotokatalitikus technol\u00f3gi\u00e1t \u00e9s a membr\u00e1nlev\u00e1laszt\u00e1si technol\u00f3gi\u00e1t, hat\u00e9konyan k\u00e9pes megtartani a felf\u00fcggesztett kataliz\u00e1tort, ami \u00faj \u00f6tletet jav\u00edt a kataliz\u00e1tor lev\u00e1laszt\u00e1s\u00e1ra \u00e9s visszanyer\u00e9s\u00e9re.<\/p>\n<p><strong>5. Nedves oxid\u00e1ci\u00f3s m\u00f3dszer<\/strong><\/p>\n<p>A nedves oxid\u00e1ci\u00f3s m\u00f3dszer a szennyv\u00edzben l\u00e9v\u0151 szerves anyagokat magas h\u0151m\u00e9rs\u00e9kleten \u00e9s nagy nyom\u00e1son, oxid\u00e1l\u00f3szerrel sz\u00e9n-dioxidd\u00e1 \u00e9s v\u00edzz\u00e9 oxid\u00e1lja a szennyez\u0151 anyagok elt\u00e1vol\u00edt\u00e1s\u00e1nak el\u00e9r\u00e9se \u00e9rdek\u00e9ben. A nedves oxid\u00e1ci\u00f3s m\u00f3dszert eredetileg az Egyes\u00fclt \u00c1llamokban F. J. Zimmermann javasolta 1958-ban, pap\u00edrfeketesz\u00e9n\u00e9l haszn\u00e1lt\u00e1k. Ezt k\u00f6vet\u0151en az oxid\u00e1ci\u00f3s elj\u00e1r\u00e1s gyorsan fejl\u0151d\u00f6tt, az alkalmaz\u00e1si ter\u00fclet a hasznos vegyi anyagok \u00e9s az energia visszanyer\u00e9s\u00e9t\u0151l a m\u00e9rgez\u0151 \u00e9s vesz\u00e9lyes hullad\u00e9kok kezel\u00e9s\u00e9re is kiterjedt.<\/p>\n<p>A nedves oxid\u00e1ci\u00f3s m\u00f3dszer \u00e1ltal\u00e1ban magas h\u0151m\u00e9rs\u00e9kleten (150 ~ 350 \u2103) magas nyom\u00e1son (0,5 ~ 20MPa) m\u0171k\u00f6d\u00e9si k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt, foly\u00e9kony f\u00e1zisban, oxig\u00e9nnel vagy leveg\u0151vel, mint oxid\u00e1l\u00f3szerrel, a v\u00edz oxid\u00e1ci\u00f3ja oldott \u00e1llapotban vagy szuszpend\u00e1lt \u00e1llapotban a szerves anyagok vagy reduk\u00e1lt \u00e1llapotban a szervetlen anyagok, \u00e1ltal\u00e1ban k\u00e9t l\u00e9p\u00e9sb\u0151l \u00e1ll: \u2460 oxig\u00e9n a leveg\u0151ben a g\u00e1zf\u00e1zisb\u00f3l a folyad\u00e9kf\u00e1zisba a t\u00f6meg\u00e1tad\u00e1si folyamat; \u2461 oldott oxig\u00e9n \u00e9s a szubsztr\u00e1t a k\u00e9miai reakci\u00f3 k\u00f6z\u00f6tt.<\/p>\n<p><strong>A nedves oxid\u00e1ci\u00f3s m\u00f3dszernek m\u00e9g mindig vannak bizonyos korl\u00e1tai a gyakorlati alkalmaz\u00e1sban:<\/strong><\/p>\n<p>1) A nedves oxid\u00e1ci\u00f3t \u00e1ltal\u00e1ban magas h\u0151m\u00e9rs\u00e9kleten \u00e9s nagy nyom\u00e1son kell elv\u00e9gezni, a k\u00f6ztes term\u00e9kek gyakran szerves savak, \u00edgy a berendez\u00e9s \u00e9s az anyagk\u00f6vetelm\u00e9nyek viszonylag magasak, magas h\u0151m\u00e9rs\u00e9kletnek, nagy nyom\u00e1snak \u00e9s korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1gnak kell ellen\u00e1llniuk, \u00edgy a berendez\u00e9s k\u00f6lts\u00e9ge nagy, a rendszer egyszeri beruh\u00e1z\u00e1sa magas;<\/p>\n<p>2) Mivel a nedves oxid\u00e1ci\u00f3s reakci\u00f3t magas h\u0151m\u00e9rs\u00e9kleten \u00e9s magas nyom\u00e1son kell fenntartani, csak kis \u00e1raml\u00e1s\u00fa, nagy koncentr\u00e1ci\u00f3j\u00fa szennyv\u00edzkezel\u00e9sre alkalmas, nagy mennyis\u00e9g\u0171 szennyv\u00edz alacsony koncentr\u00e1ci\u00f3j\u00e1ra nagyon gazdas\u00e1gtalan;<\/p>\n<p>3) M\u00e9g nagyon magas h\u0151m\u00e9rs\u00e9kleten sem ide\u00e1lis bizonyos szerves anyagok, p\u00e9ld\u00e1ul a PCB-k, a karbonsavak kis molekul\u00e1inak elt\u00e1vol\u00edt\u00e1sa, \u00e9s neh\u00e9z el\u00e9rni a teljes oxid\u00e1ci\u00f3t;<\/p>\n<p>4) A nedves oxid\u00e1ci\u00f3 sor\u00e1n t\u00f6bb m\u00e9rgez\u0151 k\u00f6ztes term\u00e9k keletkezhet. A nedves oxid\u00e1ci\u00f3s m\u00f3dszer alapj\u00e1n kifejlesztett katalitikus nedves oxid\u00e1ci\u00f3s m\u00f3dszer a nedves oxid\u00e1ci\u00f3s m\u00f3dszer kutat\u00e1s\u00e1nak egyik forr\u00f3 pontj\u00e1v\u00e1 v\u00e1lt, mivel kataliz\u00e1torok hozz\u00e1ad\u00e1s\u00e1val jav\u00edtja a technol\u00f3gia oxid\u00e1ci\u00f3s kapacit\u00e1s\u00e1t, cs\u00f6kkenti a reakci\u00f3h\u0151m\u00e9rs\u00e9kletet \u00e9s a nyom\u00e1st, ez\u00e1ltal cs\u00f6kkenti a beruh\u00e1z\u00e1si \u00e9s m\u0171k\u00f6d\u00e9si k\u00f6lts\u00e9geket, \u00e9s b\u0151v\u00edti a technol\u00f3gia alkalmaz\u00e1si k\u00f6r\u00e9t. A katalitikus nedves oxid\u00e1ci\u00f3s m\u00f3dszer \u00e1ltal\u00e1nosan haszn\u00e1lt kataliz\u00e1torok Fe, Cu, Mn, Co, Ni, Bi, Pt \u00e9s m\u00e1s f\u00e9melemek vagy t\u00f6bb elem kombin\u00e1ci\u00f3ja.<\/p>\n<p><strong>6. Szuperkritikus vizes oxid\u00e1ci\u00f3s m\u00f3dszer<\/strong><\/p>\n<p>Annak \u00e9rdek\u00e9ben, hogy teljesen elt\u00e1vol\u00edtani n\u00e9h\u00e1ny a nedves oxid\u00e1ci\u00f3s m\u00f3dszer neh\u00e9z elt\u00e1vol\u00edtani a szerves anyagot, a tanulm\u00e1ny a hullad\u00e9k folyad\u00e9k h\u0151m\u00e9rs\u00e9klete a kritikus h\u0151m\u00e9rs\u00e9klet a v\u00edz haszn\u00e1lata feletti kritikus h\u0151m\u00e9rs\u00e9klet a szuperkritikus v\u00edz, hogy felgyors\u00edtsa a reakci\u00f3 folyamat\u00e1t a j\u00f3 tulajdons\u00e1gait szuperkritikus v\u00edz oxid\u00e1ci\u00f3s m\u00f3dszer. A szuperkritikus oxid\u00e1ci\u00f3s technol\u00f3gia egy \u00faj t\u00edpus\u00fa oxid\u00e1ci\u00f3s technol\u00f3gia, amely teljesen elpuszt\u00edthatja a szerves anyag szerkezet\u00e9t, amelyet az amerikai tud\u00f3s modell a 80-as \u00e9vek k\u00f6zep\u00e9n javasolt. Elve a szuperkritikus v\u00edz \u00e1llapot\u00e1ban a szennyv\u00edzben l\u00e9v\u0151 szerves anyagot az oxid\u00e1l\u00f3szerrel gyorsan v\u00edzre, sz\u00e9n-dioxidra \u00e9s m\u00e1s egyszer\u0171 \u00e1rtalmatlan kismolekul\u00e1j\u00fa vegy\u00fcletekre bomlik.<\/p>\n<p>A szuperkritikus v\u00edz oxid\u00e1ci\u00f3j\u00e1nak folyamat\u00e1ban, mivel a szuperkritikus v\u00edz kiv\u00e1l\u00f3 old\u00f3szer az oxig\u00e9n szerves anyagok sz\u00e1m\u00e1ra, \u00edgy a szerves anyagok oxid\u00e1ci\u00f3ja az oxig\u00e9nben gazdag homog\u00e9n f\u00e1zisban v\u00e9gezhet\u0151 el, a reakci\u00f3t nem korl\u00e1tozza a f\u00e1zisok k\u00f6z\u00f6tti \u00e1tvitel. Ugyanakkor a magas reakci\u00f3h\u0151m\u00e9rs\u00e9klet gyorsabb\u00e1 teszi a reakci\u00f3t.<\/p>\n<p>A szuperkritikus v\u00edzoxid\u00e1ci\u00f3s m\u00f3dszer alapj\u00e1n kifejlesztett katalitikus szuperkritikus v\u00edzoxid\u00e1ci\u00f3s technol\u00f3gia er\u0151sebb lebont\u00f3 k\u00e9pess\u00e9ggel \u00e9s alacsonyabb reakci\u00f3h\u0151m\u00e9rs\u00e9klettel \u00e9s nyom\u00e1ssal rendelkezik. A katalitikus szuperkritikus v\u00edzoxid\u00e1ci\u00f3s technol\u00f3gi\u00e1ban \u00e1ltal\u00e1nosan haszn\u00e1lt kataliz\u00e1torok a MnO2, CuO, TiO2, CeO2, Al2O3, Pt \u00e9s sz\u00e1mos m\u00e1s anyag a kompozit kataliz\u00e1torok \u00f6sszet\u00e9tel\u00e9ben, mint p\u00e9ld\u00e1ul Cr2O3\/A12O3, CuO\/A12O3, MnO2\/CeO2 \u00e9s \u00edgy tov\u00e1bb.<\/p>\n<p>A szuperkritikus v\u00edzoxid\u00e1ci\u00f3 egy felt\u00f6rekv\u0151 \u00e9s \u00edg\u00e9retes szennyv\u00edztiszt\u00edt\u00e1si technol\u00f3gia. T\u00f6bb mint 20 \u00e9vnyi fejleszt\u00e9s ut\u00e1n a m\u00f3dszer nagy el\u0151rel\u00e9p\u00e9st \u00e9rt el, de m\u00e9g mindig vannak probl\u00e9m\u00e1k, mint p\u00e9ld\u00e1ul: magas berendez\u00e9s- \u00e9s folyamatig\u00e9ny, nagy egyszeri beruh\u00e1z\u00e1s; a berendez\u00e9sek korr\u00f3zi\u00f3ja \u00e9s a s\u00f3lerak\u00f3d\u00e1s probl\u00e9m\u00e1i nem teljesen megoldottak; a reakci\u00f3mechanizmust tov\u00e1bb kell kutatni. Ezek a probl\u00e9m\u00e1k akad\u00e1lyozt\u00e1k a szuperkritikus v\u00edzoxid\u00e1ci\u00f3s technol\u00f3gia fejl\u0151d\u00e9s\u00e9t. A szuperkritikus v\u00edzoxid\u00e1ci\u00f3s technol\u00f3gia azonban \u00e9letk\u00e9pesnek bizonyult az ipari szennyv\u00edzkezel\u00e9sben, hissz\u00fck, hogy a tudom\u00e1ny \u00e9s a technol\u00f3gia folyamatos fejl\u0151d\u00e9s\u00e9vel ez a m\u00f3dszer sz\u00e9les k\u00f6rben haszn\u00e1latos lesz.<\/p>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 667.52pt;\" border=\"0\" width=\"890\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 63.00pt;\">\n<td class=\"et3\" style=\"height: 63pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"84\"><strong>Foszfon\u00e1tok Adal\u00e9kanyagok, korr\u00f3zi\u00f3g\u00e1tl\u00f3k \u00e9s kel\u00e1tk\u00e9pz\u0151 szerek<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/hu\/products\/atmp-cas-6419-19-8\/\">Amino-trimetil\u00e9n-foszfonsav (ATMP)<\/a><\/span><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 6419-19-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/hu\/products\/hedp-cas-2809-21-4-2\/\">1-hidroxi-etilid\u00e9n-1,1-difoszfonsav (HEDP)<\/a><\/span><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2809-21-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/edtmpa-solid-cas-1429-50-1\/\"><span style=\"color: #00ccff;\">Etil\u00e9n-diamin-tetra(metil\u00e9n-foszfonsav) EDTMPA (szil\u00e1rd)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 1429-50-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/dtpmpa-cas-15827-60-8\/\"><span style=\"color: #00ccff;\">Dietil\u00e9n-triamin-penta (metil\u00e9n-foszfonsav) (DTPMPA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 15827-60-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/pbtc-cas-37971-36-1\/\"><span style=\"color: #00ccff;\">2-foszfonobut\u00e1n-1,2,4-trikarbonsav (PBTC)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 37971-36-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hpaa-cas-23783-26-8\/\"><span style=\"color: #00ccff;\">2-hidroxi-foszfonoecetsav (HPAA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 23783-26-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hmdtmpa-cas-23605-74-5\/\"><span style=\"color: #00ccff;\">HexaMethyleneDiamineTetra (metil\u00e9n-foszfonsav) HMDTMPA<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 23605-74-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Poliamino-poli\u00e9ter-metil\u00e9n-metil\u00e9n-foszfonsav (PAPEMP)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\"><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/bhmtpmp-cas-34690-00-1\/\"><span style=\"color: #00ccff;\">Bis(hexametil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav)) BHMTPMP<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 34690-00-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hempa-cas-5995-42-6\/\"><span style=\"color: #00ccff;\">Hidroxietilamino-di(metil\u00e9n-foszfonsav) (HEMPA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 5995-42-6<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>Foszfon\u00e1tok s\u00f3i<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/atmp-na4-cas-20592-85-2\/\"><span style=\"color: #00ccff;\">Aminotrimetil\u00e9n-foszfonsav tetran\u00e1triums\u00f3ja (ATMP-Na4)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 20592-85-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/atmp-na5-cas-2235-43-0\/\"><span style=\"color: #00ccff;\">Aminotrimetil\u00e9n-foszfonsav penta-n\u00e1triums\u00f3ja (ATMP-Na5)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2235-43-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hedp-na-cas-29329-71-3\/\"><span style=\"color: #00ccff;\">Az 1-hidroxi-etilid\u00e9n-1,1-difoszfonsav monon\u00e1triuma (HEDP-Na)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 29329-71-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hedp-na2-cas-7414-83-7\/\"><span style=\"color: #00ccff;\">\u00a0(HEDP-Na2)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 7414-83-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Az 1-hidroxi-etilid\u00e9n-1,1-difoszfonsav tetran\u00e1triums\u00f3ja (HEDP-Na4)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 3794-83-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Az 1-hidroxi-etilid\u00e9n-1,1-difoszfonsav k\u00e1liums\u00f3ja (HEDP-K2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 21089-06-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Etil\u00e9n-diamin-tetra (metil\u00e9n-foszfonsav) penta-n\u00e1trium s\u00f3 (EDTMP-Na5)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 7651-99-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Dietil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav) heptan\u00e1triums\u00f3ja (DTPMP-Na7)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 68155-78-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Dietil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav) n\u00e1triums\u00f3ja (DTPMP-Na2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 22042-96-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-foszfonobut\u00e1n-1,2,4-trikarbonsav, n\u00e1triums\u00f3 (PBTC-Na4)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 40372-66-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">HexaMethyleneDiamineTetra (MethylenePhosphonic Acid) HMDTMPA-K6 k\u00e1liums\u00f3ja<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 53473-28-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">A bisz-hexametil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav) BHMTPH-PN(Na2) r\u00e9szlegesen semleges\u00edtett n\u00e1triums\u00f3ja<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 35657-77-3<\/td>\n<\/tr>\n<tr style=\"height: 31.50pt;\">\n<td class=\"et3\" style=\"height: 31.5pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"42\"><strong>Polikarboxil antiszkal\u00e1ns \u00e9s diszperg\u00e1l\u00f3szer<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Poliakrilsav (PAA) 50% 63%<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 9003-01-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Poliakrilsav n\u00e1triums\u00f3 (PAAS) 45% 90%<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 9003-04-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hpma-cas-26099-09-2\/\"><span style=\"color: #00ccff;\">Hidroliz\u00e1lt polimaleinsav-anhidrid (HPMA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 26099-09-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Maleinsav \u00e9s akrilsav kopolimerje (MA\/AA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 26677-99-6<\/td>\n<\/tr>\n<tr style=\"height: 17.00pt;\">\n<td class=\"et5\" style=\"height: 17.00pt;\" height=\"22\">Akrilsav-2-Akrilamid-2-Metilprop\u00e1n-szulfonsav kopolimer (AA\/AMPS)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 40623-75-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">TH-164 Foszfino-karbonsav (PCA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 71050-62-9<\/td>\n<\/tr>\n<tr style=\"height: 31.50pt;\">\n<td class=\"et3\" style=\"height: 31.5pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"42\"><strong>Biol\u00f3giailag leboml\u00f3 v\u00edzk\u0151old\u00f3 \u00e9s diszperg\u00e1l\u00f3szer<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 54.00pt;\" rowspan=\"2\" height=\"72\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/pesa-cas-51274-37-4109578-44-1\/\"><span style=\"color: #00ccff;\">Poliepoxiszuccinsav n\u00e1trium (PESA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 51274-37-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 109578-44-1<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 54.00pt;\" rowspan=\"2\" height=\"72\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/pasp-cas-181828-06-8-35608-40-6\/\"><span style=\"color: #00ccff;\">Poliaszparaginsav n\u00e1triums\u00f3ja (PASP)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 181828-06-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 35608-40-6<\/td>\n<\/tr>\n<tr style=\"height: 27.00pt;\">\n<td class=\"et3\" style=\"height: 27pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"36\"><strong>Biocid \u00e9s algicid<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 67.50pt;\" rowspan=\"3\" height=\"90\">Benzalk\u00f3nium-klorid (dodecil-dimetil-benzilamm\u00f3nium-klorid)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 8001-54-5,<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 63449-41-2,<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 139-07-1<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 81.00pt;\" rowspan=\"2\" height=\"108\">Izotiazolinonok<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 26172-55-4,<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2682-20-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Tetrakis(hidroximetil)foszf\u00f3nium-szulf\u00e1t (THPS)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 55566-30-8<\/td>\n<\/tr>\n<tr style=\"height: 17.00pt;\">\n<td class=\"et5\" style=\"height: 17.00pt;\" height=\"22\">GLUTARALDEHID<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 111-30-8<\/td>\n<\/tr>\n<tr style=\"height: 31.00pt;\">\n<td class=\"et3\" style=\"height: 31pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"41\"><strong>Korr\u00f3zi\u00f3g\u00e1tl\u00f3k<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">A toliltriazol n\u00e1triums\u00f3ja (TTA-Na)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 64665-57-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Toliltriazol (TTA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 29385-43-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1,2,3-Benzotriazol n\u00e1triums\u00f3ja (BTA-Na)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 15217-42-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1,2,3-Benzotriazol (BTA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 95-14-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">A 2-Merkaptobenzotiazol n\u00e1triums\u00f3ja (MBT-Na)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2492-26-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-Merkaptobenzotiazol (MBT)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 149-30-4<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>Oxig\u00e9n elsz\u00edv\u00f3<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Ciklohexilamin<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 108-91-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Morpholine<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 110-91-8<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>Egy\u00e9b<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">N\u00e1trium-dietil-hexil-szulfoszukcin\u00e1t<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 1639-66-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Acetil-klorid<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 75-36-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">TH-GC z\u00f6ld kel\u00e1tk\u00e9pz\u0151 szer (glutaminsav, N,N-diessav, tetran\u00e1trium s\u00f3)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 51981-21-6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>A fejlett oxid\u00e1ci\u00f3s folyamatok, a toxikus \u00e9s neh\u00e9z szennyez\u0151 anyagok kezel\u00e9s\u00e9re szolg\u00e1l\u00f3 technol\u00f3gia, amely az 1980-as \u00e9vekben kezdett kialakulni, jellemz\u0151je, hogy a reakci\u00f3 sor\u00e1n hidroxilgy\u00f6k\u00f6k (-OH) keletkeznek, amelyek er\u0151s oxidat\u00edv tulajdons\u00e1gokkal rendelkeznek, \u00e9s a szabad gy\u00f6k\u00f6k reakci\u00f3ja r\u00e9v\u00e9n k\u00e9pesek a szerves szennyez\u0151 anyagok hat\u00e9kony lebont\u00e1s\u00e1ra, s\u0151t [...].<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[168],"tags":[],"class_list":["post-7193","post","type-post","status-publish","format-standard","hentry","category-water-treatment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What are several commonly used advanced oxidation techniques and their advantages and disadvantages? - Longchang 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