Focus on Cellulose ethers

Tsebo ea sodium carboxymethylcellulose

Sodium carboxymethylcellulose (NaCMC) ke ntho e tsoang ho cellulose e feto-fetohang le e fapaneng e fumanehang liindastering tse fapaneng ka lebaka la thepa ea eona e ikhethang. Motsoako ona o tsoa ho cellulose, polymer ea tlhaho e fumanehang maboteng a lisele tsa semela. Sodium carboxymethyl cellulose e entsoe ka ho arabela selulose ka sodium monochloroacetate le ho e fokotsa. Lihlahisoa tse hlahisoang li na le mefuta e mengata ea lintho tse lakatsehang, tse etsang hore e be tsa bohlokoa lijong le linong, meriana, litlolo, masela le tse ling.

Sebopeho le sebopeho:

Sodium carboxymethyl cellulose ke polima e qhibilihang ka metsing e nang le sebopeho sa mola. Mokokotlo oa cellulose o fetotsoe ke lihlopha tsa carboxymethyl tse hlahisoang ke etherification. The degree of substitution (DS) e bolela palo e tloaelehileng ea lihlopha tsa carboxymethyl ka unit ea anhydroglucose ka har'a ketane ea cellulose. DS e ama haholo thepa ea 'mele le ea lik'hemik'hale ea NaCMC.

Mokhoa oa tlhahiso:

Tlhahiso ea sodium carboxymethylcellulose e kenyelletsa mehato e mengata. Cellulose hangata e tsoa ho makhasi a lehong kapa k'hothone 'me e etsoa esale pele ho tlosa litšila. E ntan'o itšoara ka sodium monochloroacetate tlas'a maemo a alkaline ho hlahisa sehlopha sa carboxymethyl. Sehlahisoa se hlahisoang ha se nke lehlakore ho fumana mofuta oa letsoai oa sodium oa carboxymethylcellulose.

Lintho tsa 'mele le tsa lik'hemik'hale:

Solubility: NaCMC e qhibiliha haholo ka metsing, e etsa tharollo e hlakileng le e hlakileng. Solubility ena ke tšobotsi ea bohlokoa bakeng sa tšebeliso ea eona e atileng liindastering tse fapaneng.

Viscosity: The viscosity ea sodium carboxymethylcellulose tharollo e ka fetoloa ka ho laola tekanyo ea ho fetola le ho tsepamisa mohopolo. Thepa ena e etsa hore e tšoanelehe bakeng sa lits'ebetso tse hlokang ho tenya kapa gelling.

Botsitso: NaCMC e lula e tsitsitse ho feta mefuta e mengata ea pH, e ntlafatsang ho feto-fetoha ha eona mekhoeng e fapaneng.

Ho etsa lifilimi: E na le mekhoa ea ho etsa lifilimi 'me e ka sebelisoa ho hlahisa lifilimi le liphahlo ka mekhoa e fapaneng ea ts'ebeliso.

kopo:

Indasteri ea Lijo le Lino:

Thickening agent:NaCMC e atisa ho sebelisoa e le ntho e matlafatsang lihlahisoa tsa lijo tse kang lisoso, liaparo le lino.

Stabilizer: E hlabae fokotsa li-emulsions le li-suspensions lihlahisoa tse kang ice cream le liaparo tsa salate.

Ntlafatso ea Sebopeho: NaCMC e fana ka sebopeho se lakatsehang ho lijo, ho ntlafatsa boleng ba tsona ka kakaretso.lithethefatsi:

Li-Binders: Li sebelisoae le li-binders tse entsoeng ka letlapa ho etsa bonnete ba hore matlapa aa tšepahala.

Viscosity modifier: e fetola viscosity ea litokisetso tsa metsi ho thusa ho fana ka lithethefatsi.

Litlolo le tlhokomelo ea botho:

Li-stabilizers: E sebelisetsoa ho tsitsisa li-emulsion ka litlolo le litlolo.
Thickeners: Eketsa viscosity ea shampoo, sesepa sa meno le lihlahisoa tse ling tsa tlhokomelo ea motho.
textile:

Sizing agent: e sebedisoang bakeng sa boholo ba masela ho ntlafatsa matla le boreleli ba likhoele nakong ea ho loha.

Peista ea khatiso: E sebetsa e le motenya le mofetoleli oa rheology ho peista ea khatiso ea masela.
Indasteri ea Oli le Khase:

Mokelikeli oa ho cheka: NaCMC kee sebelisoang e le sekontiri ho maro a ho cheka ho ntlafatsa thepa ea eona ea rheological.

Indasteri ea pampiri:

Coating agent: e sebedisoang bakeng sa ho roala pampiri ho ntlafatsa thepa ya bokahodimo.
indasteri e meng:

Phekolo ea Metsi: E sebelisoa lits'ebetsong tsa kalafo ea metsi ka lebaka la thepa ea eona ea flocculation.

Sehlapa: se sebetsa joalo ka se tsitsisa metsoakong e meng ea sesepa.

Tšireletseho le melaoana:

Sodium carboxymethylcellulose ka kakaretso e amoheloa e le e bolokehileng (GRAS) bakeng sa tšebeliso ea lijo le lits'ebetso tsa meriana. E lumellana le litekanyetso tsa taolo le litlhaloso tse behiloeng ke mekhatlo e mengata, ho kenyeletsoa US Food and Drug Administration (FDA) le European Food Safety Authority (EFSA).

Sodium carboxymethyl cellulose ke polymer e sebetsang ka bongata e nang le lits'ebetso tse fapaneng liindastering tse fapaneng. Motsoako oa eona o ikhethang oa solubility, viscosity control, botsitso le thepa ea ho etsa lifilimi e etsa hore e be motsoako oa bohlokoa mefuteng e sa tšoaneng. Ha indasteri e ntse e tsoela pele ho fetoha, tlhoko ea sodium carboxymethylcellulose e kanna ea tsoela pele ka lebaka la ho feto-fetoha ha eona le tlatsetso ho ntlafatso ea ts'ebetso ea sehlahisoa lits'ebetsong tse fapaneng.


Nako ea poso: Dec-29-2023
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