Cellulose acetate ke thepa e feto-fetohang e nang le mefuta e mengata ea lits'ebetso. Indastering ea koae, cellulose acetate tow ke thepa ea mantlha e tala bakeng sa li-filter tsa sakerete ka lebaka la ts'ebetso ea eona e ntle ea ho sefa. E boetse e sebelisoa indastering ea lifilimi le polasetiki bakeng sa ho etsa lifilimi tsa lifoto, liforeimi tsa lipontšo le li-handle tsa lisebelisoa. Ho phaella moo, cellulose acetate e sebetsa e le thepa ea bohlokoa bakeng sa li-membrane, ho kenyeletsoa le li-membrane tsa ho sefa le likarolo tsa reverse osmosis, ka lebaka la ho kenella ha eona hantle le ho khetha. Ka ho bola ha eona le ho ikamahanya le maemo, cellulose acetate e ntse e bapala karolo ea bohlokoa tlhahisong ea setso le lits'ebetsong tsa tikoloho tsa sejoale-joale.
Mokhoa oa ho Filtration oa Cellulose Acetate
1. Tokisetso ea Lintho tse Tala le Acetylation
Tshebetso e qala kamakhasi a lehongselulose, e hloekisitsoeng ho tlosa lignin, hemicellulose le litšila tse ling. Cellulose e hloekisitsoeng e ntan'o arajoa kaasiti ea acetic, acetic anhydride, lesesebelisoa sa ho hotetsaho hlahisa li-ester tsa cellulose acetate. Ka ho laola tekanyo ea phetolo, lihlopha tse fapaneng tse kang diacetate kapa triacetate li ka fumanoa.
2. Ho Hloekisa le ho Ohla Tharollo
Kamora acetylation, motsoako oa karabelo oa emisoa, 'me lihlahisoa tse ling lia tlosoa. Cellulose acetate e hlatsuoa, ea omisoa, 'me ea qhibiliha ka har'ametsoako ea asetone kapa asetone - metsiho etsa tharollo e ohlang e ts'oanang. Mothating ona, tharollo e ea fetasefaho felisa likaroloana le li-gel tse sa qhibilihang, ho netefatsa botsitso le botsitso.
3. Ho Theha le ho Qetella ka Faeba
Tharollo ea ho ohla e sebetsoa ka ho sebelisamokhoa oa ho ohla ka omileng, moo e ntšetsoang ka li-spinneret 'me e tiea hore e be li-filament ha motsoako o ntse o fetoha mouoane. Li-filament lia bokelloa, lia otlolloa, 'me li etsoa hore e be khoele e hulang e tsoelang pele. Kalafo ea kamora ho otlolla, ho kobeha, kapa ho qeta e sebelisoa ho ntlafatsa thepa ea faeba, e leng se etsang hore e lokele ho sebelisoa hosakereteli-filters, masela, le likhoele tse khethehileng.
Pampiri ea Sefa ea Great Wall Filtration
Pampiri ea sefe ea SCY Series
Pampiri ena ea sefe, e nang le sebopeho sa eona sa cellulose le resin ea cationic, e sebetsa haholo bakeng sa ho sefa litharollo tsa cellulose acetate. E fana ka matla a phahameng a mechini, masoba a tsitsitseng, le ho tlosoa ha litšila ka mokhoa o tšepahalang. Boleng bo tlase ba resin ea polyamide epoxy (<1.5%) bo netefatsa ho lumellana le polokeho ts'ebetsong ea cellulose acetate, ho thusa ho tlosa likaroloana tse nyane, li-gel le litšila tse sa qhibiliheng ha ka nako e ts'oanang ho boloka botsitso ba lik'hemik'hale le ho latela litekanyetso tsa polokeho ea lijo le meriana.
Melemo
Bokgoni bo Phahameng ba ho Sefa– E tlosa dikarolwana tse nyane, dijele, le ditshila tse sa qhibiliheng ho tswa ditharollong tsa cellulose acetate.
Matla a Matla a Mechini– Matla a ho phatloha ha motlakase ≥200 kPa a netefatsa ho tšoarella le ts'ebetso e tsitsitseng tlasa khatello.
E tsitsitsengHo ba le masoba– Ho kenella ha moea ho laolwang (25–35 L/㎡·s) ho fana ka sekgahla se tshepahalang sa phallo le diphetho tse tshwanang tsa ho sefa.
Qetello
Cellulose acetate ke thepa ea bohlokoa e sebelisoang lifilthareng, lifiliming, polasetiking le lera, e nkoang e le ea bohlokoa ka lebaka la ts'ebetso ea eona le ho bola ha eona. Nakong ea tlhahiso, ho sefa ka katleho hoa hlokahala ho netefatsa bohloeki le botsitso.
Great Wall'sLetoto la SCYsefepampirie fana ka liphetho tse ntle ka ho fetisisa kabokgoni bo phahameng ba ho sefa, ho tšoarella ho matla, le ho ba le masoba a tsitsitsengKa lebaka la resin e tlase bakeng sa ho tsamaisana hantle, ke khetho e tšepahalang bakeng sa ts'ebetso ea cellulose acetate indastering ea lijo, meriana le lik'hemik'hale.
