Uma nje inani elifanele le-cellulose ether HPMC yezinga lokudla lingezwa ekudleni okuthosiwe, ukungenisa uwoyela enkambisweni yokuthosa kungancishiswa kakhulu, okuqukethwe uwoyela okuphelele kokudla okuthosiwe kungancishiswa, futhi ukunambitheka komkhiqizo othosiwe kungathuthukiswa, umjikelezo wokushintsha uwoyela wokudla okuthosiwe ungandiswa, isivuno somkhiqizo othosiwe singandiswa futhi izindleko zamafutha zingancishiswa.
Ukudla okuthosiwe kuthandwa kakhulu umphakathi ngenxa yokunambitheka kwako okuyingqayizivele. Kodwa-ke, ekudleni okunempilo kwanamuhla, ukudla okuthosiwe okunamafutha amaningi nakho kwenza abathengi baqaphele.
Yiqiniso, ekusetshenzisweni okuqondile kwe-cellulose ngayinye, izithasiselo zokudla ze-ether zingafeza umsebenzi owodwa kuphela, isibonelo, i-food-grade methylcellulose (MC) kanye ne-hydroxypropyl methylcellulose (HPMC) kunganciphisa ngempumelelo okuqukethwe uwoyela kokudla okuthosiwe; I-food-grade carboxymethyl cellulose (CMC), esetshenziswa emikhiqizweni yobisi, ingathuthukisa ukunambitheka futhi ithuthukise ukuzinza kweprotheni, esetshenziswa enkambisweni yokubhaka, ingalawula ngempumelelo okuqukethwe kwamanzi enhlama; I-food grade hydroxypropyl cellulose (HPC) inganciphisa ngempumelelo inani lokhilimu wemvelo kule fomula, ngenkathi igcina ukunambitheka okubushelelezi nokuthambile, futhi iqaphele umqondo wokusetshenziswa kokudla okunempilo.
I-cellulose ether derivatives ibilokhu isetshenziswa kabanzi embonini yokudla isikhathi eside. Ukuguqulwa ngokomzimba kwe-cellulose kungalawula izakhiwo ze-rheological, i-hydration kanye nezakhiwo ze-microstructure zesistimu. Imisebenzi emihlanu ebalulekile ye-cellulose eguquliwe ngamakhemikhali ekudleni i-rheology, i-emulsification, ukuqina kwe-foam, ikhono lokulawula ukwakheka nokukhula kwekristalu yeqhwa, kanye nokubopha amanzi.
Siza ubuchwepheshe benyama yokwenziwa bomhlaba wonke obungaphezu kuka-20 ukwenza ukwesekwa kobuchwepheshe. Uhlu lwemakethe yesitoko sethu luhloselwe kakhulu ukunambitheka kwaseMelika naseYurophu. Umqondo uwukuthi i-capsule yezitshalo ejwayelekile, iqembu lihlangana. Kwikota yokuqala yonyaka odlule, benze inguqulo mbumbulu yenyama yokwenziwa. Sizama ukushintsha ekukhiqizweni kwe-vector elabhorethri. Njengamanje, inyama yokwenziwa yaphesheya ingu-140-150,000 yuan/ton, kodwa izindleko ziphansi kakhulu. Le nkampani izokwenza imali nge-cellulosic ether kuqala, futhi ikhathazeke ngemali yenyama yokwenziwa kamuva. Ingxenye enzima kakhulu yenyama yokwenziwa yi-cellulose, kanti i-DuPont cellulose ether yiyona ndawo enamathelayo. Le nkampani ithengisa amathani angu-70,000 kuya ku-80,000, futhi ine-60% yemali engenayo. Imishini yakamuva nethuthuke kakhulu, imishini ye-Dow's ne-Shin-etsu ineminyaka engu-20 noma engu-20 ubudala, ithengwe kumhlinzeki wemishini eJalimane. Ifomula eyinhloko yenyama yokwenziwa ibalulekile.
Isikhathi sokuthunyelwe: Agasti-30-2022