I-Hydroxypropyllylyl methylcellulose isetshenziswa ikakhulukazi njenge-distritant ekukhiqizeni i-polyvinyl chloride, futhi i-ejenti ebalulekile yokulungiselela i-PVC ngokumiswa kwe-PVC ngokumiswa kwe-polymerization. Enqubweni yokwakha imboni yezokwakha, isetshenziswa ikakhulukazi ekwakheni okwenziwe ngomshini njengokwakhiwa kodonga, ukufakwa kwamakhekhe, njll. Ikakhulu ekuhlolweni kokuhlobisa, isetshenziselwa ukunamathisela amathayili e-ceramic, imabula, nemihlobiso yepulasitiki. Inamandla amakhulu ahlanganisa futhi inganciphisa inani likasimende. . Isetshenziswa njengesikhulu embonini yokupenda, engenza ungqimba aqhakaze futhi abukeke, avimbele ukususwa kwe-powder, athuthukise ukusebenza kwezinga, njll.
Ku-slurry kasimende no-gypsum esekwe ku-gerdSum, i-hydroxypropylm methylcellulose ikakhulukazi idlala indima yokugcinwa kwamanzi nokuqina, okungathuthukisa ngempumelelo amandla okubumbana kanye nokumelana kwe-slurry. Izici ezinjengokushisa komoya, izinga lokushisa nejubane lokucindezela komoya lizothinta izinga lokuzithambisa kwamanzi emikhiqizweni yodaka kasimende nemikhiqizo esekwe e-gypsum. Ngakho-ke, ngezinkathi ezihlukene, kukhona umehluko othile emphumeleleni wokugcina amanzi wemikhiqizo ngenani elifanayo le-hydroxypropylylylylylylyllose angeziwe. Ekwakhiweni okuthize, umphumela wokugcinwa kwamanzi we-slurry ungashintshwa ngokwanda noma ukwehlisa inani le-HPMC elingeziwe. Ukugcinwa kwamanzi kwe-methyl cellulose ether ngaphansi kwezimo eziphakeme zokushisa kuyinkomba ebalulekile yokuhlukanisa ikhwalithi ye-hydroxypropylylylylylylylylylylylylylylylylylylyl. Imikhiqizo yochungechunge lwe-hydylcelprose methylcellose methylcellose ingaxazulula inkinga yokugcinwa kwamanzi ngaphansi kokushisa okuphezulu. Esikhathini sokushisa esiphakeme, ikakhulukazi ezindaweni ezishisayo nezomile kanye nokwakhiwa kwesendlalelo ohlangothini olunelanga, i-HPMC esezingeni eliphakeme iyadingeka ukuthuthukisa ukugcinwa kwamanzi kwe-slurry.
I-Hydroxyproppropyll ephezulu ye-methylcellulose (HPMC) inokufana okuhle kakhulu. Amaqembu alo we-methoxy ne-hydroxypropopoxy asatshalaliswa ngokulinganayo kanye ne-cellulose molecular chain, engakhuphula ama-athomu o-oxygen ku-hydroxyl kanye ne-ether bond. Amandla okuhlangana namanzi ukwakha amabhondi e-hydrogen aphendulela amanzi akhululekile emanzini aboshwe, nawo alawulwa ngempumelelo umphumela wamanzi okubangelwa isimo sezulu esiphakeme kakhulu futhi uzuze ukugcinwa kwamanzi okuphezulu. Amanzi ayadingeka kuma-hydration ukuze asethe izinto zokwenza kahle ezifana nesimende ne-gypsum. Inani elifanele le-HPMC lingagcina umswakama osesibulaweni isikhathi eside se-seanele ukuze inqubo nenqubo yokuqina kungaqhubeka.
Inani le-hydroxypropyllyrprose (hpmc) edingekayo ukuthola ukugcinwa kwamanzi anele kuncike ku:
Ukutholwa kwesendlalelo sesisekelo
Ukwakheka kodaka
Ukushuba ungqimba
Isidingo samanzi esitsheni
Isikhathi sokusetha kwezinto eziqinisekisiwe
I-Hydroxypropylylylylyl ingasatshalaliswa ngokufana futhi ihlakazeke ngempumelelo emikhiqizweni yodaka kasimende kanye ne-gypsum-based imikhiqizo, futhi yasonga yonke izinhlayiya eziqinile, futhi yakha ifilimu eliqinile, futhi umswakama osesisekelweni kancane kancane, futhi iyahambisana ne-Inorganic Ukusabela kwe-hydration kwento eyakhiwe kabusha kuqinisekisa amandla ebhondi namandla acindezelayo wezinto ezibonakalayo.
Ngakho-ke, ekwakhiweni kwamazinga okushisa aphezulu, ukuze kufinyelelwe umphumela wokugcinwa kwamanzi, kuyadingeka ukufaka imikhiqizo esezingeni eliphakeme ye-HPMC ngamanani anele ngokuya ngefomula, ngenye indlela, kuzoba ne-hollower nokuchitheka okubangelwa ukoma ngokweqile. Izinkinga, kepha futhi zandisa ubunzima bezisebenzi. Njengoba amazinga okushisa ehla, inani lamanzi we-HPMC angeziwe angancishiswa kancane kancane, futhi umphumela wokugcina amanzi afanayo angatholakala.
Isikhathi sePosi: APR-10-2023