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Iindaba

Nguwuphi umahluko phakathi kwe-methylcelceluplose kunye ne-HPMC?

I-Methylcelcellulose (mc) kunye ne-hydroxypropyl methylcelcelsele (i-HPMC) zisetyenziswa ngokutsha kwezinto ezisetyenzisiweyo, zisetyenziswe ngokubanzi ekutyeni, amayeza kunye nezinto zokwakha.

Isakhiwo sekhemikhali:
I-methylcelculose yenziwa yi-methylaset yesellulose kwaye ikakhulu iqulethe amaqela e-methyl.
I-HPMC isekwe kwi-methylcelcelgalose kwaye yazisa ngakumbi ukuba izenze amaqela e-hydroxypropy, eyenza ukuba ibe nokungahambi kakuhle kunye nohlengahlengiso olungcono kunye nokulungiswa kwe-viscosity.

Umoya wobuchule:
UMethylcelculose unokwenza i-colloid emanzini, kodwa isothulolo lwayo liphantsi.
I-HPMC inyibilikisiwe emanzini, ngakumbi emanzini abandayo, yenza isisombululo esibonakalayo.

Iimpawu ze-viscosity:
UMethylceluplose une-viscofity ephezulu kwaye ulungele izicelo ezifuna ukubiwa okuqinileyo.
Uhlobo lwe-HPMC lunokulawulwa ngokuhlengahlengiswa kwenqanaba lokufakwa endaweni ye-hydroxylpropy, kwaye uluhlu lwayo lwesicelo lubanzi.

Iindawo zesicelo:
I-methylcelfulose ihlala isetyenziswa kwiicuba zokutya, iziyobisi zeziyobisi, njl.
I-HPMC isetyenziswa rhoqo kwizinto zokwakha, iingubo kunye namalungiselelo amachiza, ngakumbi xa kufuneka ulwelo olungcono.

Uzinzo lwe-therm:
I-HPMC inozinzo oluphakamileyo kwe-shirmal kwaye inokugcina intsebenzo kumaqondo obushushu aphezulu.
UMethylcelculose unokuthintela kubushushu obuphezulu, echaphazela ukusebenza kwawo.

I-methylcelsulose kunye ne-HPMC yahlukile kubume bemichiza, ukuzolula, iimpawu zobufazi, kunye neendawo zokwenza isicelo. Ukukhetha kweso sixhobo esisetyenziselwayo kufuneka simiselwe ngokusekwe kusekelwa kwiimfuno ezithile zesicelo.


IXESHA LOKUQALA: NgoFebruwari-17-2025