Akunakugwenywa ukuthi ubuso bepayipi elingunxande buzombozwa ngamafutha, okuzothinta ikhwalithi yokususwa kokugqwala kanye ne-phosphating. Okulandelayo, sizochaza indlela yokususwa kwamafutha ebusweni bepayipi elingunxande ngezansi.
(1) Ukuhlanza izinyibilikisi ze-organic
Isebenzisa kakhulu izinyibilikisi eziphilayo ukuncibilikisa uwoyela oxutshwe ne-saponified kanye nongaxutshwe ne-saponified ukususa amabala kawoyela. Izinyibilikisi eziphilayo ezivame ukusetshenziswa zifaka i-ethanol, uphethiloli wokuhlanza, i-toluene, i-carbon tetrachloride, i-trichlorethylene, njll. Izinyibilikisi ezisebenza kahle kakhulu yi-carbon tetrachloride kanye ne-trichlorethylene, ezingeke zishise futhi zingasetshenziswa ekususeni uwoyela emazingeni okushisa aphezulu. Kufanele kuqashelwe ukuthi ngemva kokususwa uwoyela nge-organic solvent, ukususwa uwoyela okwengeziwe kumele kwenziwe futhi. Lapho i-solvent ishintshashintsha ebusweni bomhlaba.ipayipi elingunxande, ngokuvamile kusele ifilimu encane, engasuswa ezinqubweni ezilandelayo njengokuhlanza i-alkali kanye nokususwa kwamafutha e-electrochemical.
(2) Ukuhlanza nge-electrochemical
Ukususwa kwamafutha e-cathode noma ukusetshenziswa okunye kwe-anode ne-cathode kuvame ukusetshenziswa. Igesi ye-hydrogen ehlukaniswe ne-cathode noma igesi ye-oxygen ehlukaniswe ne-anode ngokusabela kwe-electrochemical ivuselelwa ngomshini yisisombululo ebusweni be-ipayipi elingunxandeukukhuthaza ibala lamafutha ukuba liphume ebusweni bensimbi. Ngesikhathi esifanayo, isixazululo sishintshaniswa njalo, okuhambisana nokusabela kwe-saponification kanye ne-emulsification yamafutha. Amafutha asele azohlukaniswa ebusweni bensimbi ngaphansi kwethonya lamabhamuza ahlukaniswe njalo. Kodwa-ke, enkambisweni yokususa amafutha nge-cathodic, i-hydrogen ivame ukungena ensimbini, okubangela ukuqhekeka kwe-hydrogen. Ukuze kuvinjelwe ukuqhekeka kwe-hydrogen, i-cathode ne-anode kuvame ukusetshenziselwa ukususa uwoyela ngokushintshana.
(3) Ukuhlanzwa kwe-alkaline
Indlela yokuhlanza esekelwe ekusebenzeni kwamakhemikhali kwe-alkali isetshenziswa kabanzi ngenxa yokusetshenziswa kwayo okulula, intengo ephansi kanye nokutholakala kalula kwezinto zokusetshenziswa. Njengoba inqubo yokuwasha i-alkali incike ekufakweni kwe-saponization, emulsification kanye neminye imisebenzi, i-alkali eyodwa ayikwazi ukusetshenziswa ukufeza ukusebenza okungenhla. Izakhi ezahlukahlukene zivame ukusetshenziswa, futhi izithasiselo ezifana nama-surfactants ngezinye izikhathi ziyangezwa. I-alkalinity inquma izinga lokusabela kwe-saponification, kanti i-alkalinity ephezulu inciphisa ukungezwani kobuso phakathi kwamafutha nesisombululo, okwenza kube lula ukuwafaka emulsify. Ngaphezu kwalokho, i-ejenti yokuhlanza ehlala ebusweni be-isigaba esingenalutho esingunxandeingasuswa ngokugeza ngamanzi ngemva kokugeza nge-alkali.
(4) Ukuhlanza i-surfactant
Kuyindlela yokususa uwoyela esetshenziswa kabanzi ngokusebenzisa izici ze-surfactant njengokucindezela okuphansi kobuso, ukumanzi kahle kanye nekhono eliqinile lokuhlanganisa. Ngokuhlanganisa i-surfactant, kwakheka imaski yobuso ehlanganayo enamandla athile esixhumi samanzi samafutha ukushintsha isimo sesixhumi, ukuze izinhlayiya zamafutha zihlakazeke esixazululweni samanzi ukuze kwakheke i-emulsion. Noma ngesenzo sokuncibilikisa se-surfactant, ibala lamafutha alincibiliki emanzini esixhumi.ipayipi elingunxandeiyancibilika ku-micelle ye-surfactant, ukuze idlulisele ibala likawoyela esixazululweni samanzi.
Isikhathi sokuthunyelwe: Agasti-15-2022





