Kwiimveliso zokunakekelwa kwesikhumba, i-CMC (iCarboxymethyl Cellulose) sisithako esisetyenziswa kakhulu. Yipolymer enyibilikayo emanzini ephuma kwiselulosi yendalo kwaye isetyenziswa kakhulu kwiimveliso ezahlukeneyo zokhathalelo lwesikhumba ngenxa yokuguquguquka kwayo kunye nokuhambelana kakuhle kwesikhumba.
1. I-Thickener kunye ne-stabilizer
Enye yeendima eziphambili ze-CMC kwiimveliso zokhathalelo lwesikhumba kukutyeba kunye nokuzinzisa. Ubume kunye ne-viscosity yeemveliso zokhathalelo lwesikhumba zibalulekile kumava omthengi. I-CMC yonyusa i-viscosity yemveliso, yenza iimveliso zokunakekelwa kwesikhumba ngakumbi kwaye zigudile eluswini. Ngexesha elifanayo, inokuphinda izinze iinkqubo ze-multiphase ezifana ne-emulsions okanye i-gels ukukhusela i-stratification, i-agglomeration okanye imvula, ngaloo ndlela iqinisekisa ukufana kunye nokuzinza kwemveliso. Ngokukodwa kwi-emulsions, i-creams kunye neegels, i-CMC inokunika imveliso ukuhambelana okuphakathi, okwenza kube lula xa isetyenziswe kwaye izise amava angcono omsebenzisi.
2. Isimanzi
I-CMC inokugcinwa kakuhle kwamanzi. Inokwenza ifilimu ephefumlayo kumphezulu wolusu, itshixe ukufuma kumphezulu wolusu, inciphise ukufuma komswakama, kwaye ngaloo ndlela ibe nefuthe lokufuma. Le propati yenza ukuba ibe yinto eqhelekileyo kwiimveliso zokunakekelwa kwesikhumba. Ngokukodwa kwiindawo ezomileyo, i-CMC inokunceda ukugcina ulungelelwaniso lokufuma kolusu, ukuthintela ukomisa kolusu kunye nokuphelelwa ngamanzi emzimbeni, kwaye ngaloo ndlela iphucule ukuthamba kolusu kunye nokuthamba.
3. Ukuzinzisa inkqubo ye-emulsified
Kwiimveliso zokunakekelwa kwesikhumba eziqukethe umxube weoli yamanzi, i-emulsification yinkqubo ephambili. I-CMC inokunceda ukuzinzisa inkqubo ye-emulsified kunye nokuthintela ukuhlukana kwesigaba samanzi kunye nesigaba seoli. Ngokuyisebenzisa ngokubambisana nezinye ii-emulsifiers, i-CMC inokwenza i-emulsion ezinzileyo, eyenza imveliso ibe lula kwaye kulula ukuyifunxa ngexesha lokusetyenziswa.
4. Ukuphucula ukuvakalelwa kwesikhumba
I-CMC inokuphucula ukuziva kolusu lwemveliso kwiimveliso zokhathalelo lwesikhumba. Ngenxa yobume bepolymer yendalo, ifilim eyenziwe yi-CMC eluswini inokwenza ulusu luzive lugudile kwaye luthambile ngaphandle kokuziva lutshizi okanye luncangathi. Oku kuyenza isetyenziswe kwiimveliso ezininzi ezihlaziyayo zokhathalelo lwesikhumba kunye neemveliso zokhathalelo lwesikhumba.
5. Njenge-arhente exhomayo
Kwezinye iimveliso zokunakekelwa kwesikhumba eziqulethe amasuntswana anganyibilikiyo okanye izithako ezisebenzayo, i-CMC ingasetyenziswa njenge-arhente yokumisa ukusabalalisa ngokulinganayo la masuntswana okanye izithako kwimveliso ukuthintela ukuhla ukuya ezantsi. Esi sicelo sibaluleke kakhulu kwezinye izicoci zobuso, izikhuhla kunye neemveliso zokunakekelwa kwesikhumba eziqulethe izinto ze-granular.
6. Ukucaphuka kancinci kunye nokuncinci
I-CMC sisithako sokucaphuka esithambileyo nesisezantsi esilungele zonke iintlobo zolusu, nolusu olubuthathaka kunye neemveliso zokhathalelo lomntwana. Oku kuyenza ibe sisithako esithandwayo kwiimveliso ezininzi zokhathalelo lwesikhumba. Ngenxa yemvelaphi yayo yendalo kunye ne-biocompatibility elungileyo, i-CMC ayibangeli ukwaliwa kwesikhumba okanye ukungakhululeki emva kokusetyenziswa.
7. Umphathi wezithako
I-CMC ingasetyenziswa njengomphathi wezinye izithako ezisebenzayo. Ngokudibanisa nezithako ezisebenzayo, i-CMC inokunceda ezi zithako ukuba zisasazeke ngokulinganayo eluswini, ngelixa zikwakhulisa uzinzo kunye nokukhululwa kwazo. Ngokomzekelo, kwiimveliso ezimhlophe okanye ezichasayo, i-CMC inokunceda izithako ezisebenzayo zingene eluswini ngcono kwaye ziphucule ukusebenza kwemveliso.
8. Ukubonelela ngamava esicelo akhululekile
I-CMC inokunika imveliso yokhathalelo lwesikhumba ukuchukumisa okugudileyo nokuthambileyo, ukuphucula intuthuzelo yabathengi xa usebenzisa imveliso. Inokuphucula i-ductility yemveliso, okwenza kube lula ukuba iimveliso zokunakekelwa kwesikhumba zisasazwe ngokulinganayo esikhumbeni kwaye zigweme ukutsala ulusu.
9. Ukuphucula ubomi beshelufu yeemveliso
Njengezinzisi kunye ne-thickener, i-CMC inokwandisa ubomi beshelufu yeemveliso zokhathalelo lwesikhumba. Inceda iimveliso zigcine ukuthungwa kwazo kwangaphambili kunye nokusebenza kakuhle ngexesha lokugcinwa ngokuthintela iingxaki ezifana ne-stratification kunye nemvula.
I-CMC idlala iindima ezininzi kwiimveliso zokhathalelo lwesikhumba. Ayiphuculi kuphela iipropathi zomzimba kunye namava okusetyenziswa kwemveliso, kodwa ikwane-biocompatibility efanelekileyo kunye nokucaphuka okuphantsi, kwaye ifanelekile kwiintlobo ezahlukeneyo zeemveliso zokunakekelwa kwesikhumba. Ngesi sizathu, i-CMC iye yaba sisithako esiyimfuneko kwiifomyula ezininzi zokhathalelo lwesikhumba.
Ixesha lokuposa: Aug-19-2024