I-Hydroxypropyl methyl cellulose (i-HPMC ngamafuphi) inendawo enhle kakhulu yokujiya futhi ingasetshenziswa njenge-ejenti emelene nokuhlakazwa kokhonkolo. Esikhathini esedlule, le nto yayiwumkhiqizo wamakhemikhali omuhle ongatholakali kalula e-China, nezindleko eziphezulu. Ngenxa yezizathu ezahlukahlukene, ukusetshenziswa kwayo embonini yezokwakha yaseChina bekunomkhawulo.
Eminyakeni yamuva nje, ngokuthuthukiswa okuqhubekayo kobuchwepheshe bokufakelwa kokushisa odongeni lwangaphandle, ukuqhubeka okuqhubekayo kobuchwepheshe bokukhiqiza i-cellulose, kanye nezici ezinhle kakhulu ze-HPMC ngokwayo, i-HPMC isetshenziswe kabanzi embonini yezokwakha. Esivivinyweni sesikhathi sokusetha, isikhathi sokusetha sikakhonkolo sihlobene ngokuyinhloko nesikhathi sokusetha sikasimende, futhi i-aggregate inethonya elincane. Ngakho-ke, isikhathi sokumisa udaka singasetshenziswa ukufaka esikhundleni sethonya le-HPMC ngesikhathi sokusetha sengxube kakhonkolo engahlakazisi ngaphansi kwamanzi. Njengoba isikhathi sokubeka udaka sithinteka isilinganiso samanzi sikasimende kanye nesilinganiso sesihlabathi sesimende
Ukuze uthole ithonya le-HPMC ngesikhathi sokumisa udaka, kuyadingeka ukulungisa isilinganiso sikasimende samanzi kanye nesilinganiso sesihlabathi sikasimende sodaka. kanye nesikhathi sokumisa udaka sikhuphuka ngokwenyuka kwenani le-HPMC. Ngenani elifanayo le-HPMC, isikhathi sokusetha sodaka olwakhiwe ngaphansi kwamanzi side kunaleso esakhiwe emoyeni.
Amaketanga amade wamangqamuzana e-HPMC azodonselana, enze ama-molecule e-HPMC ahlangane ukuze akhe uhlaka lwenethiwekhi, nokusonga usimende nokuxuba amanzi. Njengoba i-HPMC yakha uhlaka lwenethiwekhi olufana nefilimu futhi isonga usimende, ingavimbela ngempumelelo ukushibilika kwamanzi odakeni futhi ivimbele noma ibambezele izinga lokugeleza kukasimende. Esivivinyweni sokopha, isimo sokopha sodaka siyefana nesikakhonkolo, okuzobangela ukuxazululwa okukhulu kwe-aggregate, kwandise isilinganiso sikasimende wamanzi we-slurry yongqimba oluphezulu, senze udaka oluphezulu lunciphe kakhulu ekuqaleni, ngisho nokuqhekeka. , futhi amandla obuso obudaka abuthaka. Kungabonakala ekuhloleni ukuthi uma okuqukethwe kungaphezu kuka-0.5%, empeleni akukho mkhuba wokopha. Lokhu kungenxa yokuthi lapho i-HPMC ixutshwa nodaka, i-HPMC inokwakheka kwefilimu kanye nesakhiwo se-reticular, kanye ne-adsorption ye-hydroxyl ochungechungeni olude lwe-macromolecule, okwenza usimende nokuxutshwa kwamanzi kufomu lodaka ku-flocculent, iqinisekisa ukwakheka okuzinzile kwe-macromolecule. udaka. Uma i-HPMC yengezwa odakeni, amabhamuza amaningi amancane azimele azokwakhiwa. Lawa mabhamuza azosatshalaliswa ngokulinganayo odakeni futhi avimbele ukubekwa kwama-aggregate. Lokhu kusebenza kobuchwepheshe kwe-HPMC kunomthelela omkhulu ezintweni ezisekelwe kusimende, futhi kuvame ukusetshenziselwa ukulungisa izinhlanganisela ezintsha ezisekelwe kusimende njengodaka olomile nodaka lwe-polymer, ukuze zibe nokugcinwa kahle kwamanzi nepulasitiki.
Ukuhlolwa kwesidingo samanzi sodaka kunomthelela omkhulu esidingweni samanzi sikadaka lapho inani le-HPMC lilincane kakhulu.
I-Youngcel HPMC/MHEC isetshenziswa kabanzi njenge-Chemical Auxiliary Agent ye-Tile Adhesive, Cement Plaster, Dry mix mortar, Wall putty, Coating, Detergent nokunye.Futhi singakunikeza amanani aphansi kanye nekhwalithi engcono kakhulu.
Imikhiqizo yethu idumile eGibhithe, eRussia, eNingizimu Afrika, eMpumalanga Ephakathi, eTurkey, eVietnam, eFrance, e-Italy, eSingapore, eBangladesh, e-Indonesia, eNingizimu Melika njalonjalo. Siyabonga kusengaphambili futhi wamukelekile ukuthintana.
Isikhathi sokuthumela: Oct-31-2022