HydroxyPropylmethylcellCellCellsellsellsells (HPMC ni polymenyo y'amazi yakoreshejwe cyane mu nganda zinyuranye nk'imiti, ibiryo, kwisiga, no kubaka. HPMC izwiho kumubazwa neza amazi, bikabikora ibintu byiza mubisabwa byinshi. Muri iki kiganiro, dusuzuma ibintu bigira ingaruka kumasoko yo kugumana amazi ya HPMC nuburyo bwo kunoza ibyo bintu kugirango bigabanye neza.
1. Uburemere bwa molekile
Uburemere bwa moleki ya HPMC bugira uruhare runini mumitungo yo kugumana amazi. Isumbabyoro hejuru yuburemere bwa molekile, ubushobozi bwo kugumana amazi. Ni ukubera ko uburemere bwo hejuru bwa HPMC bufite ubushyuhe bwo hejuru, butuma bituma ikora firime yijimye hejuru ya substrate, bityo ikagabanya igihombo cyamazi. Kubwibyo, kubisabwa aho kugumana amazi ari ngombwa, uburemere bwinshi bwa HPMC burasabwa.
2. Urwego rwo gusimbuza
Urwego rwo gusimbuza (DS) bivuga umubare wamatsinda ya hydroxyle na methyl muri molekile ya HPMC. Isumbabyose ds, ubushobozi bwo kugumana amazi. Ni ukubera ko amatsinda ya hydroxyle na methylepropylepyle na methyl yongera igisubizo cya HPMC mumazi no kuzamura ubushobozi bwayo bwo gukora gel - guhuzagurika bishobora kwakira molekile y'amazi. Kubwibyo, kubisabwa aho ugumana amazi ari ikintu gikomeye, HPMC ifite urwego rwo hejuru rwasimbuwe.
3. Ubushyuhe n'ubushuhe
Ubushyuhe nubushuhe ni ibintu byingenzi bireba kugumana amazi ya HPMC. Ubushyuhe bwinshi kandi ubuhe buryo buke buzatera amazi muri firime ya HPMC kugirango ihuze vuba, bituma habaho ihohoterwa rikabije ry'amazi. Kubwibyo, birasabwa kubika HPMC ahantu hakonje kandi humye kugirango dukomeze imitungo yayo igumana amazi.
4. Agaciro PH
PH ya substrate nayo igira uruhare rukomeye muguhamagara amazi ya HPMC. HPMC ifite akamaro cyane mubidukikije kubidukikije bicika bugufi. Igihe PH ya matrix ari hejuru, abakemura ba HPMC barashobora kugabanuka kandi ingaruka zo kugumana amazi zizagabanuka. Kubwibyo, birasabwa kugerageza PH ya substrate kandi uhinduke muburyo bukwiye bwo kugumana amazi meza.
5. ICYITONDERWA
Imyitozo ya HPMC nayo igira ingaruka kumitungo yo kugumana amazi. Muri rusange, hejuru ya HPMC, ni byiza kugumana amazi. Ariko, mubihe byinshi cyane, ubukuru bwa HPMC burashobora kuba hejuru cyane, bikagora gusaba no gukwirakwiza neza kuri substrate. Kubwibyo, birasabwa kugerageza kwibanda kuri HPMC kuri buri porogaramu mu buryo bwihariye kugirango ugere ku kuguriza amazi.
Mu gusoza, HPMC yahindutse ibintu by'ingenzi bitewe n'amahirwe yo kugumana kw'amazi kandi akagira uruhare runini mu nganda zitandukanye. Ibintu bireba kugumana amazi, nkuburemere bwa moleculand, urwego rwo gusimbuza, ubushyuhe nubushuhe, PH na kwibanda, birashobora kuguhitamo kugirango birusheho gukora neza. Mugusobanukirwa niyi ngingo, turashobora kwemeza ko HPMC igera kubushobozi bwabo bwuzuye, bigatuma hashyirwaho ibicuruzwa byateguwe kugirango habeho amazi.
Igihe cyohereza: Jul-04-2023