Lead anode daim hlau yog qhov tseem ceeb insoluble anodes hauv cov txheej txheem tooj liab electrolytic refining, ua lub luag haujlwm tseem ceeb hauv kev ua kom ruaj khov electrolysis efficiency, khoom zoo, thiab kev ruaj ntseg ntau lawm. Tsis zoo li soluble anodes, txhuas anode daim hlau tsis yaj thaum lub sij hawm electrolysis; Hloov chaw, lawv muab qhov chaw ruaj khov electrode rau oxidation cov tshuaj tiv thaiv ntawm dej thiab impurities, txhawb cov deposition ntawm siab -purity cathode tooj liab ntawm lub phaj cathode.
Lub hauv paus ntsiab lus ntawm daim ntawv thov yog raws li cov tshuaj tiv thaiv electrochemical nyob rau hauv lub electrolytic cell: thaum siv ncaj qha tam sim no, cov hlau lead anode phaj ua raws li cov electrode zoo, qhov twg cov dej molecules yog oxidized los tsim cov pa roj, thaum impurities xws li hlau, arsenic, thiab antimony nyob rau hauv cov electrolyte yog oxidized thiab precipitated li anode slime, uas yog rov qab los ntawm cov hlau. Cov hlau lead anode phaj nws tus kheej tsim cov tuab thiab ruaj khov -PbO₂ zaj duab xis passive ntawm nws qhov chaw thaum lub sij hawm electrolysis, uas tuaj yeem tiv thaiv corrosion ntawm sulfuric acid electrolyte thiab ua kom lub neej ntev ntawm cov phaj anode.
Cov kev ua tau zoo tseem ceeb rau cov hlau lead anode phaj hauv tooj liab refining muaj xws li kev tiv thaiv corrosion zoo heev, zoo hluav taws xob conductivity, siab mechanical zog, thiab ruaj khov qhov tseeb. Cov yam ntxwv no ncaj qha txiav txim siab tam sim no kev ua haujlwm ntawm cov txheej txheem electrolytic, purity ntawm cathode tooj liab, thiab cov nqi tsim khoom. Nrog rau kev txhim kho txuas ntxiv ntawm loj- nplai tooj liab refining thev naus laus zis, kev ua tau zoo ntawm cov hlau lead anode phaj tau dhau los ua nruj, tshwj xeeb tshaj yog hais txog kev tiv thaiv - deformation thiab lub neej ua haujlwm ntev.
