Focus on Cellulose ethers

Ukugcinwa kwamanzi kwe-methylcellulose kuncike enanini elingeziwe, i-viscosity, usayizi wezinhlayiyana nezinga lokuqedwa.

I-Methylcellulose iphuma ku-cellulose evame ukusetshenziswa njengesengezo sokudla, i-thickener ne-emulsifier.Phakathi kwezakhiwo zayo, ikhono layo lokugcina amanzi liya ngokuya libaluleke kakhulu, njengoba livame ukusetshenziswa ekwenzeni ukudla okuhlukahlukene.Le mpahla ithonywa yizici ezihlukahlukene ezingathinta umsebenzi wayo.

Inani elingeziwe

Isici sokuqala esithinta ukugcinwa kwamanzi kwe-methylcellulose inani elifakwa kumxube.Ukwengeza i-methylcellulose eyengeziwe ekudleni kukhulisa amandla abo okugcina amanzi.Lokhu kusho ukuthi njengoba ukugxila kwe-methylcellulose ekudleni kwanda, kungabamba amanzi amaningi, okuholela ekubukeni okuphezulu.I-viscosity yona ithinta ukuthungwa komkhiqizo.Ngakho-ke, lapho kusetshenziswa i-methylcellulose, inani elengeziwe kufanele lilawulwe ngokucophelela ukuze kuqinisekiswe ukuthi i-viscosity oyifunayo kanye nezindawo zokugcinwa kwamanzi ziyafinyelelwa.

i-viscosity

I-viscosity ingesinye isici esithinta ukugcinwa kwamanzi kwe-methylcellulose.I-viscosity ye-methylcellulose ithintwa yizinga le-polymerization, izinga lokushintshwa nokugxila.I-Methyl cellulose ivame ukuhlukaniswa ngebanga eliphansi le-viscosity, ibanga le-viscosity eliphakathi kanye nebanga eliphakeme le-viscosity ngokusho kwe-viscosity yayo.Ngokukhetha ibanga elifanele le-viscosity lohlelo olunikeziwe, ukugcinwa kwamanzi nokuthungwa komkhiqizo wokudla kungalawulwa ngendlela efanele.Ngokuvamile, i-high-viscosity methylcellulose ingabamba amanzi amaningi, angandisa ukunwebeka nokubumbana komkhiqizo.Ngakolunye uhlangothi, i-low-viscosity methylcellulose ingathuthukisa umlomo futhi yenze umkhiqizo ube lula ukuwugwinya.

usayizi wezinhlayiyana

Esinye isici esibalulekile esithinta ukugcinwa kwamanzi kwe-methylcellulose ekudleni ubukhulu bezinhlayiyana zayo.Usayizi wezinhlayiyana ze-methylcellulose uthinta ukuthi incibilika ngokushesha kangakanani ibe uketshezi, okubuye kuthinte ikhono layo lokubamba amanzi.Osayizi bezinhlayiyana ezincane bancibilika ngokushesha, okuholela ekwandeni okusheshayo kwe-viscosity nokugcinwa kwamanzi okukhulu.Ngakolunye uhlangothi, osayizi abakhulu bezinhlayiyana bancibilika kancane, okuholela ekwandeni kwe-viscosity kancane kanye nokugcinwa kwamanzi okuphansi.Ngakho-ke, ukukhetha usayizi wezinhlayiyana ofanele kubalulekile ukuze ulawule umswakama nokuthungwa kokudla.

izinga lokuqedwa

Ukugcinwa kwamanzi kwe-methylcellulose nakho kuyathintwa izinga layo lokuhlakazeka.Izinga lokuqedwa kwe-methylcellulose libalulekile ngoba lithinta ukuthi umkhiqizo ugcina ngokushesha kangakanani umswakama futhi ukhuphuka ku-viscosity.Izinga lokuqedwa lincike ezintweni eziningi ezihlanganisa izinga lokushisa, i-pH, ikhwalithi yamanzi nezinye izithako ezikhona engxubeni.Ngaphansi kwezimo ezifanele, i-methylcellulose incibilika ngokushesha futhi yakha inethiwekhi ye-gel eqinile, efaka isandla kumthamo wayo omuhle kakhulu wokugcina amanzi.Ngakho-ke, kuyadingeka ukwandisa izimo zokuhlakazwa ngokuvumelana nezidingo ezithile zohlelo lokusebenza.

Ukugcinwa kwamanzi kwe-methylcellulose kuyisici esibalulekile esithinta ukuthungwa kanye nekhwalithi iyonke yemikhiqizo yokudla.Izinto ezimbalwa ezifana nenani elingeziwe, i-viscosity, usayizi wezinhlayiya nezinga lokuqedwa kudlala indima ebalulekile ekunqumeni umthamo wayo wokugcina amanzi.Ukukhethwa okufanele kwalezi zici kusiza ukuthuthukisa imikhiqizo yokudla ephezulu ngokuthungwa okufunayo, i-mouthfeel nezinye izici.I-Methylcellulose iya ngokuya ibaluleke kakhulu embonini yokudla njengoba ithuthukisa ukuthungwa kanye nekhwalithi yemikhiqizo ehlukahlukene.Ukuthuthukiswa okuqhubekayo kanye nokusetshenziswa kobuchwepheshe be-methyl cellulose kuzophinde kukhuthaze ukuthuthukiswa kwemboni yokudla.


Isikhathi sokuthumela: Sep-08-2023
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