Chaza:
Izingoma zokudla ezibandakanya izithambiso ze-cellulose
Inkambu yezobuchwepheshe:
Ukusungulwa okukhona okuhlobene nezingoma zokudla eziqukethe izithambiso ze-cellulose.
Icebo langemuva:
Sekuyisikhathi eside yaziwa ukuthi ifaka izithambiso ze-cellulose ezingubeni zokudla, ikakhulukazi izingoma zokudla, ukuthuthukisa izakhiwo ezahlukahlukene ezifana nokuqina kwe-freeze-thaw kanye / noma ukuthungwa, noma ukuthuthukisa ukuqina ngesikhathi sokukhiqiza, kucutshungulwa ngomshini noma okuthosiwe. I-British Patent application GB 2 444 020 iveza lokho kuhlanganiswa kokudla okubandakanya i-ether ye-annonic cellulose efana ne-methylcellose, i-hydroxypropylllose, noma i-hydroxypropyllyl, noma i-hydroxypropylyl methylcellulose. I-methylcellose ne-hydroxypropyll methylcellulose "yi-" Thermos Revivable Golling Properties ". Kuchazwa ngokukhethekile ukuthi lapho ikhambi elinamanzi le-methylcellose noma i-hydroxypropyllylysylyll methylcellulose lifudumele, iqembu le-hydrophobic methoxy elise-molecule litholakala emzimbeni wamanzi, futhi liba yijeli elinamanzi. Ngakolunye uhlangothi, lapho ijeli eliphumela lipholile, amaqembu we-hydrophobic methoxy avuselelwa kabusha, lapho ijeli ibuyela esikhaleni samanzi sokuqala.
I-European Patent EP I 171 471 iveze i-methylcellose ewusizo kakhulu ezingubeni eziqinile zokudla ezinjengemifino eqinile, inyama nama-soya matties ngenxa yamandla akhe e-gel. I-methylcellulose inikeza ukuqina okuthuthukile nokubumbana ekwakhiweni okuqinile kokudla, ngaleyo ndlela kunikeze ukuluma okuhle zizwakele kubathengi ukudla ukwakheka kokudla okusetshenzwe. Lapho ichithwa emanzini abandayo (isib., 5 ° C noma iphansi) ngaphambi noma ngemuva kokuxubana nezinye izithako zokwakheka kokudla, i-methylcellose soy ifinyelela amandla ayo aphelele ukunikeza izingoma eziqinile zokuqina nokuhlangana okuhle. ikhono.
Kodwa-ke, kwezinye izimo, ukusetshenziswa kwamanzi abandayo akuphazamisi umkhiqizi wokwakheka kokudla. Ngakho-ke, kungaba efiselekayo ukuhlinzeka ngokuhlinzekela abathengisi be-cellopule
I-Hydroxyalkyllymthyllulose efana ne-hydroxypropyllylyll methylcellulose (okuziwa nangokuba wusizo ezingcupheni zokudla) owaziwa ngokuthi yi-modulus ephansi yokugcina uma iqhathaniswa ne-methylcellulose. I-Hydroxyalkylllylllloses ekhombisa i-modulus ephansi yesitoreji ayikhi ama-gels aqinile. Ukugxila okuphezulu kuyadingeka ngama-gels abuthakathaka (haque, a; uRichardson; uMorris, u-Er, uCaslell, i-AR1NCarbohyrate Polymers22 (1993) P.661).
Lapho ama-methylcelloselllloselllosels anjenge-hydroxypropyll methylcellulose (okukhombisa i-modulus ephansi yokugcina) kufakiwe ezingubeni zokudla eziqinile, ubulukhuni bawo kanye nokuhlangana kwazo aziphezulu ngokwanele kwezinye izinhlelo.
Kuyinto yokuqamba kwamanje ukuhlinzeka nge-hydroxyalkyllllylylylylylylylylylylylylylyl, okuqhathaniswa nama-hydroxyalkyllose methylcellulose, njenge-hydroxypropyllllloses, anjenge hydroxypropylllllloses, anjenge hydroxypropylllllloses, anjenge hydroxypropyllylloses ngokuhlukile, izingoma zokudla eziqinile zinikezwa ngokuqina okuthuthukile kanye / noma ukubumbana.
Into ekhethiwe yokusungulwa kwamanje ukuhlinzeka nge-hydroxyalkyllylylylyl, ikakhulukazi i-hydroxypropylylylylylylylylylylyl, noma ubumbano oluqinile lokudla nobulukhuni obuhle kanye / noma ukuhlangana ngisho ne-hydroxyalkyllel
Ngokumangazayo, sekutholakele ukuthi iHydroxyalkyllylyllose, ikakhulukazi i-hydroxypropylylylylylylylylylylylylyl, ingasetshenziswa lapho kulungiswa ngokuqhathaniswa nokuhlanganiswa okuqinile kokudla, izingoma ezaziwayo zokudla zinobunzima obukhulu kanye / noma ukubumbana.
Futhi ngokumangazayo, kutholakele ukuthi ama-methylcellosels athile we-hydroxyalkyl, ikakhulukazi i-hydroxypropyllylylylylylylylylyl, akudingi ukuncibilika emanzini abandayo ukuhlinzeka izingoma eziqinile zokudla ngokuqina okuhle kanye / noma ubumbano.
Isikhathi sePosi: Mar-22-2023