1. Lokhu okubizwa ngokuthi ukugazinga kubhekisela ekulawuleni ngokuqinile izinga lokushisa elingu-500 degrees Celsius, ukuphakamisa kancane kancane izinga lokushisa lomhlaba we-diatomaceous, nokuwosa ngesivinini esingaguquki isikhathi esingaphezu kwamahora angu-2, okungagcina iningi lobuqotho bembotshana kanye nokukhanyiswa okuhle komhlaba we-diatomaceous, futhi kuhamba kancane.ngokuphelele, futhi ubumhlophe buphakeme futhi izinhlayiya zifana.
2. Ukubala kubhekisela ekwengezeni umhlaba we-diatomaceous ku-co-solvent nokuwufudumeza esithandweni ekushiseni okuphezulu kuka-900 kuya ku-1150 degrees imizuzu eyi-10 kuya kumaminithi angu-30. I-co-solvent iyancibilika ngokushesha futhi ihlangane nomhlaba we-diatomaceous. Calcining kungenziwa ngesikhathi esincane kanye nezindleko eziphansi. Kodwa-ke, ngenxa yokuthi izinga lokushisa liphezulu kakhulu futhi kunzima ukulilawula, kulula ukucwilisa kanye ne-pellet i-diatomite, edinga ukugaywa futhi iphulwe ekuqineni okudingekayo, okwenza umonakalo wesibili kuma-pores ebusweni be-diatomite. Njengoba i-cosolvent incibilika futhi inamathela ebusweni bomhlaba we-diatomaceous, ama-pores omhlaba we-diatomaceous ayavinjelwa, futhi indawo ethile yomhlaba we-diatomaceous iyancishiswa. Ngaphezu kwalokho, izinga lokushisa eliphakeme elifinyelela ku-1100 liyancibilika kalula futhi linyamalale ama-micropores omhlaba we-diatomaceous, isakhiwo se-micropore somzimba we-diatomaceous sibhujiswa ngokuphelele, ezinye izindonga ze-pore zicwebezela futhi ziyancibilika, futhi isakhiwo sezikhala eziningi zomhlaba we-diatomaceous singena, okuholela ekunciphiseni ukukhanga.
Ukuhlolwa kodaka lwe-diatom kubonise ukuthi i-100g yomhlaba we-diatomaceous yabalwa ku-500 degrees Celsius amahora angu-2 futhi i-co-solvent engu-5% yengezwa, kwase kuthi indawo engaphezulu yabalwa ku-900 ° no-1100 °, ngokulandelana, futhi ingaphezulu labonwa ngaphansi kwe-electron microscope yokuskena.
Ngemuva kokubala ku-500 °, ubuso bomhlaba we-diatomaceous buphelele kakhulu, futhi ama-pores awanazo izimpawu zokuwa noma ukuhlanganiswa, okubonisa ukuthi kune-adsorption ephezulu. Ngemva kokubalwa ku-900 ℃, umhlaba we-diatomaceous wadalula i-siliceous circular sieve disc, futhi imiphetho yayo ezungezile yayincibilikile. Ama-micropores emzimbeni wesisefo esiyindilinga ayevimbekile ngenxa yokuncibilika kancane kancane, futhi ingxenye yomzimba wokuqala wesisefo yaphulwa yaba yizicucu.
Ngemuva kokubala ku-1150 ℃, ama-micropores ebusweni bomhlaba we-diatomaceous ancibilika futhi wanyamalala, isakhiwo se-micropore somzimba we-diatomaceous sacekelwa phansi ngokuphelele, futhi i-adsorption yalahleka ngokuphelele.
Kungabonakala ukuthi ngisho namasu ahlukene okucubungula omhlaba we-diatomaceous avela endaweni efanayo ekhiqizayo azodala umehluko omkhulu emthelela wokukhanga we-diatomaceous earth. Ngakho-ke, umhlaba we-diatomaceous kaDkt. Ni ukhetha izinga eliphezulu lomhlaba ogazingiwe we-diatomaceous njengento eyinhloko yokusetshenziswa komhlaba we-diatomaceous ukuze kuqinisekiswe Isakhiwo esiyingqayizivele se-crystal adsorption yomhlaba we-diatomaceous asibhujiswa, futhi amandla okukhanga odaka lwe-diatom aqinisekisiwe ngezinga elikhulu kakhulu, abeka isisekelo sokusebenza kwe-diatom air mud's purify diatom's air mud's purify Dr.
Isikhathi sokuthumela: Oct-14-2021