I-Carboxymethyl Cellulose (CMC) iyinto ebalulekile yemvelo ye-polymer eguquliwe, esetshenziswa kabanzi ekudleni, umuthi, izindwangu, ukumba uwoyela kanye nezinye izinkambu. Embonini yokudla, i-CMC isetshenziswa kabanzi ekwakhekeni okuhlukahlukene kokudla ngenxa yokuqina kwayo okuhle, ukuqina, ukwakha amafilimu, ukugcinwa kwamanzi kanye nezindawo zokubopha izibopho.
Izici eziyisisekelo zeCarboxymethyl Cellulose
I-CMC iyindawo yokusebenzisa ama-polymer ancibilikayo ane-aniony ekhiqizwe ukuguqulwa kwamakhemikhali kwe-cellulose yemvelo. I-Carboxylmetyl (-ch2Cooh) Iqembu ku-chain yalo yamangqamuzana linganikeza i-solubity enhle emanzini kanye nezakhiwo ezihlukile zenyama nangamakhemikhali. I-CMC ivame ukuba khona ngesimo sikasawoti wayo we-sodium, okungukuthi i-sodium carboxymethyl cellulose (CMC-NE), engakha isixazululo se-rollousous emanzini.
Indlela yokwenza isenzo se-CMC njengomuntu omkhulu
Ekusebenzeni kokudla, umsebenzi oyinhloko womuntu omkhulu ukuthuthukisa ukunambitheka, ukuqina kanye nokuthungwa kokudla ngokwandisa i-viscosity yesigaba sokudla. Isizathu esenza ukuthi i-CMC ingadlala indima enkulu kakhulu ngoba ingancibilika ngokushesha emanzini ukuze kwakhiwe ikhambi eliphakeme. Lapho i-CMC incibilika emanzini, amaketanga ama-molelisar avela futhi afanyene nomunye ukwakha isakhiwo se-mesh, esingavimba ngempumelelo ukugeleza kwama-molecule wamanzi, ngaleyo ndlela kwandise ukubonwa kohlelo.
Uma kuqhathaniswa nabanye abakhulu, umphumela wokuqina we-CMC uthintwa yizici eziningi, kufaka phakathi isisindo sayo samangqamuzana, i-degree yokufaka esikhundleni se-carboxylmethyls efakwe endaweni ngayinye ye-glucose), ivelu ye-PH yesisombululo, izinga lokushisa, nezinye izinto ohlelweni lokudla. Ngokushintsha la mapharamitha, umphumela wokuqina we-CMC ekudleni ungalawulwa ukuze uvumelanise nezidingo zokudla okuhlukile.
Ukusetshenziswa kwe-CMC ekudleni
Ngenxa yezakhiwo zayo ezinhle kakhulu, i-CMC isetshenziswa kabanzi ekudleni okuhlukahlukene. Isibonelo, emikhiqizweni efana ne-ayisikhilimu, i-jam, imikhiqizo yobisi, neziphuzo, kanye namakholi, i-CMC ayikwazi ukukhulisa kuphela ukwakheka komkhiqizo, kodwa futhi ivikele ukwakheka kwamakristalu eqhwa, kuthuthukise ukuthungwa nokunambitheka komkhiqizo. Ngaphezu kwalokho, i-CMC ingathuthukisa futhi amakhono okubamba amanzi enhlama emikhiqizweni kafulawa futhi anwebe impilo eshalofini.
Emikhiqizweni yobisi kanye neziphuzo, i-CMC isiza i-Standartive ama-emulsions futhi ivikele ukuhlangana kwamaprotheni kanye nezulu, ngaleyo ndlela kuqinisekiswe ukufana nokunambitha umkhiqizo. Kusososi nasejamu, ukusetshenziswa kwe-CMC kungathuthukisa ukusakazeka komkhiqizo, ukukunikeza ukungaguquguquki okuhle nokuthungwa okubushelelezi.
Ukuphepha kanye nemigomo ye-CMC
Njengomfashini wokudla, ukuphepha kwe-CMC kuqashelwe kabanzi. IKomidi elihlangene lezezimali (i-jecfa) yeWorld Health Organisation (WHO) neNhlangano Yezolimo nezolimo yeNhlangano Yezizwe (i-FAO) ihlukanise njenge- "Into ebonwa njenge-CMC ayinangozi emzimbeni womuntu ekusetshenzisweni komuntu ngokujwayelekile.
Emazweni ahlukene kanye nasezifundeni, ukusetshenziswa kwe-CMC nakho kuncike imingcele ehambelana nokulawulwa okuhambisanayo. Isibonelo, eChina, okujwayelekile ukusetshenziswa kwezithasiselo zokudla "(GB 2760) kucacisa kahle ubukhulu bokusebenzisa kanye nomthamo omkhulu we-CMC. Ngokuvamile, inani le-CMC elisetshenzisiwe kumele lilawulwe ngaphakathi kwebanga elibekiwe ukuze kuqinisekiswe ukuphepha nokuqina kokudla.
Njengomkhulu oguquguqukayo, i-carboxymethyl celtulose ithatha isikhundla esibalulekile embonini yokudla ngenxa yezakhiwo zayo ezihlukile zenyama nangamakhemikhali. Akukwazi ukukhulisa kuphela ngempumelelo ukubonwa kokudla, kepha futhi kuthuthukisa ukuthungwa, ukunambitha nokuqina kokudla. Ngaphezu kwalokho, njengesengezo sokudla esiphephile, i-CMC isetshenziswe kabanzi ekukhiqizeni ukudla emhlabeni jikelele. Ngokuthuthukiswa komkhakha wokudla, amathemba wesicelo se-CMC azoba abanzi futhi azodlala indima enkulu ekwenzeni ngcono ikhwalithi yokudla kanye nokwelula impilo yeshelufu.
Isikhathi sePosi: Feb-17-2025