I-Hydroxypropyl methylcellulose (HPMC) iyi-non-ionic cellulose ether eyenziwe nge-cellulose yemvelo ye-polymer ngokusebenzisa uchungechunge lwezinqubo zamakhemikhali. Ziyimpuphu emhlophe engenaphunga, engenambitheki futhi engenabuthi evuvukala ibe yisisombululo se-colloidal esicacile noma esinamafu kancane emanzini abandayo. Inezakhiwo zokujiya, zokubopha, zokuhlakaza, zokuhlanganisa, zokwakha ifilimu, zokumiswa, zokufaka i-gelling, zokufaka i-gelling, ezisebenza ebusweni, zokugcina umswakama kanye nezokuvikela i-colloid. I-Hydroxypropyl methylcellulose kanye ne-methylcellulose zingasetshenziswa ezintweni zokwakha, embonini yopende, i-resin yokwenziwa, imboni ye-ceramic, imithi, ukudla, indwangu, ezolimo, amakhemikhali ansuku zonke kanye neminye imboni.
Ifomula yamakhemikhali:
I-Hydroxypropylmethylcellulose (HPMC)[C6H7O2(OH)3-mn(OCH3)m(OCH2CH(OH)CH3)n]x
Ukusetshenziswa okuyinhloko kwe-hydroxypropyl methylcellulose HPMC ezintweni zokwakha:
1. iplasta esekwe kusimende
⑴ Thuthukisa ukufana, yenza kube lula ukuplasta ukupulastela, thuthukisa ukumelana nokuwa, thuthukisa ukugeleza kwamanzi kanye nokumpompa, futhi uthuthukise ukusebenza kahle.
⑵ Ukugcinwa kwamanzi amaningi, okwandisa isikhathi sokugcina i-mortar, ukuthuthukisa ukusebenza kahle, kanye nokwenza kube lula ukumanzisa nokuqina kwe-mortar ukuze kukhiqizwe amandla aphezulu okusebenza.
⑶ Lawula ukungena komoya ukuze ususe imifantu ebusweni obumboziwe futhi wakhe ubuso obubushelelezi obuhle.
2. Imikhiqizo yeplasta ne-gypsum esekwe ku-gypsum
⑴ Thuthukisa ukufana, yenza kube lula ukuplasta ukupulastela, thuthukisa ukumelana nokuwa, thuthukisa ukugeleza kwamanzi kanye nokumpompa, futhi uthuthukise ukusebenza kahle.
⑵ Ukugcinwa kwamanzi amaningi, okwandisa isikhathi sokugcina i-mortar, ukuthuthukisa ukusebenza kahle, kanye nokwenza kube lula ukumanzisa nokuqina kwe-mortar ukuze kukhiqizwe amandla aphezulu okusebenza.
⑶ Lawula ukuhambisana kwe-mortar ukuze wakhe ungqimba olufanele kakhulu.
3. Udaka Lokwakha Amatshe
⑴ Thuthukisa ukunamathelana nobuso bokwakha, thuthukisa ukugcinwa kwamanzi, futhi uthuthukise amandla e-mortar.
⑵ Thuthukisa ukuthamba kanye nokwakheka kahle, futhi uthuthukise ukwakhiwa; udoti oluthuthukiswe yi-cellulose ether kulula ukuwakha, wonga isikhathi sokwakha futhi wehlisa izindleko zokwakha.
⑶ I-cellulose ether egcina amanzi amaningi kakhulu, efanelekile ezitini ezimunca amanzi amaningi.
4. Isigcwalisi sejoyinti lephaneli
⑴Ukugcinwa kwamanzi okuhle kakhulu, kwandisa isikhathi sokuvula futhi kuthuthukise ukusebenza kahle. I-lubricant ephezulu, kulula ukuyixuba. ⑵ Thuthukisa ukumelana nokuncibilika kanye nokumelana nokuqhekeka, thuthukisa ikhwalithi yobuso bokumboza. ⑶ Thuthukisa ukunamathela kobuso bokubopha futhi unikeze ukuthungwa okubushelelezi nokubushelelezi.
5. I-Adhesive yethayela ⑴Izithako zokuxuba ezilula ukuzomisa, azinamaqhubu, zandisa isivinini sokusetshenziswa, zithuthukisa ukusebenza kokwakha, zonga isikhathi sokusebenza futhi zinciphise izindleko zokusebenza. ⑵ Ngokwandisa isikhathi sokuvula, ukusebenza kahle kwethayela kungathuthukiswa futhi umphumela omuhle wokunamathela unganikezwa.
6. Izinto zokwakha phansi ezizilinganisayo ⑴ zinikeza ukujiya futhi zingasetshenziswa njengezithasiselo zokulwa nokungcola. ⑵Thuthukisa ukugeleza kwamanzi futhi uthuthukise ukusebenza kahle kokugandaya umhlabathi. ⑶ Lawula ukugcinwa kwamanzi nokuncibilika, nciphisa imifantu nokuncibilika komhlabathi.
7. Upende osekelwe emanzini ⑴Vimbela imvula eqinile futhi wandise impilo yesitsha somkhiqizo. Ukuqina okuphezulu kwebhayoloji, ukuhambisana okuhle nezinye izingxenye. ⑵ Thuthukisa ukugeleza kwamanzi, unikeze izakhiwo ezinhle zokulwa nokuqhekeka, ukulwa nokuwa kanye nokulinganisa, futhi uqinisekise ukuqeda okuhle kakhulu kwendawo.
8. Impuphu yephepha lodonga ⑴ Ncibilika ngokushesha ngaphandle kwezigaxa, okuyinto enhle ekuxubeni. ⑵ inikeza amandla aphezulu okubopha.
9. Ibhodi likasimende elikhishwe (1) linokuhlangana okuphezulu kanye nokugcotshwa, futhi lithuthukisa ukusebenza kahle kwemikhiqizo ekhishwe. ⑵ Thuthukisa amandla aluhlaza, likhuthaze umswakama kanye nomphumela wokupholisa, futhi landise isivuno.
10. Imikhiqizo ye-HPMC enikezelwe kudoti oxutshwe ngomumo Imikhiqizo ye-HPMC enikezelwe kudoti oxutshwe ngomumo inokugcinwa kwamanzi okungcono kudoti oxutshwe ngomumo kunemikhiqizo evamile, iqinisekisa ukumuncwa okwanele kwezinto ezingaphili eziqinisa ubumba, ivimbela kakhulu ukwehla kwamandla okubopha okubangelwa ukoma ngokweqile, kanye nokuqhekeka okubangelwa ukoma. I-HPMC nayo inomphumela othile wokungenisa umoya. Umkhiqizo we-HPMC osetshenziselwa ngokukhethekile udati oxutshwe ngomumo unenani elifanele lamabhamuza omoya aqeqeshwe ngomoya, afanayo nalawo amancane, angathuthukisa amandla kanye nokushelela kodati oxutshwe ngomumo. Umkhiqizo we-HPMC osetshenziselwa ngokukhethekile udati oxutshwe ngomumo unomphumela othile wokulibazisa, ongandisa isikhathi sokuvula udati oxutshwe ngomumo futhi unciphise ubunzima bokwakhiwa.
Isikhathi sokuthunyelwe: Meyi-24-2023