Kukhona i-monosodium glutamate yezimboni, i-carboxymethyl cellulose, i-hydroxypropyl methyl cellulose, kanyei-hydroxyethyl cellulose, okuyizona ezisetshenziswa kakhulu. Phakathi kwezinhlobo ezintathu ze-cellulose, okunzima kakhulu ukuzihlukanisa yi-hydroxypropyl methylcellulose kanye ne-hydroxyethyl cellulose. Ake sihlukanise lezi zinhlobo ezimbili ze-cellulose ngokusetshenziswa kwazo kanye nemisebenzi yazo.
Njenge-surfactant engeyona i-ionic, i-hydroxyethyl cellulose inezakhiwo ezilandelayo ngaphezu kokumisa, ukuqina, ukuhlakazeka, ukuntanta, ukubopha, ukwakha ifilimu, ukugcinwa kwamanzi kanye nokunikeza ama-colloid avikelayo:
1. I-HEC ngokwayo ayiyona i-ionic futhi ingahlala ndawonye nezinye izinhlobo eziningi zama-polymer ancibilikayo emanzini, ama-surfactants, kanye nosawoti. Iyisithako esihle kakhulu se-colloidal esiqukethe izixazululo ze-electrolyte ezigcwele kakhulu.
2. Uma kuqhathaniswa ne-methyl cellulose eyaziwayo kanye ne-hydroxypropyl methyl cellulose, ikhono lokuhlakaza le-HEC libi kakhulu, kodwa i-colloid evikelayo inekhono eliqine kakhulu.
3. Umthamo wokugcina amanzi uphakeme ngokuphindwe kabili kunowe-methyl cellulose, futhi unokulawulwa okungcono kokugeleza kwamanzi.
4. I-HEC iyancibilika emanzini ashisayo noma abandayo, futhi ayivuthi uma izinga lokushisa eliphezulu noma libila, ngakho-ke inezici eziningi zokuncibilika kanye nokuthamba, kanye ne-gelation engashisi.
Ukusetshenziswa kwe-HEC: ngokuvamile kusetshenziswa njenge-ejenti yokuqina, i-ejenti yokuvikela, ingcina, isimamisi kanye nokulungiswa kwe-emulsion, i-jelly, amafutha okugcoba, i-lotion, kanye nokuhlanza amehlo.
Isingeniso sokusetshenziswa kwe-Hydroxypropyl methylcellulose (HPMC):
1. Imboni yokumboza: njengesithambisi, isihlakazi kanye nesiqinisi embonini yokumboza, ihambisana kahle emanzini noma ezinyibilikisini eziphilayo. njengesisusi sopende.
2. Ukukhiqiza ngobumba: kusetshenziswa kabanzi njengesibopho ekwenziweni kwemikhiqizo ngobumba.
3. Okunye: Lo mkhiqizo usetshenziswa kabanzi nasesikhumbeni, embonini yemikhiqizo yephepha, ekulondolozweni kwezithelo nemifino kanye nasembonini yezindwangu, njll.
4. Ukuphrinta uyinki: njengesithako sokujiya, isihlakazi kanye nesiqinisi embonini uyinki, kuhambisana kahle emanzini noma ezincibilikisini eziphilayo.
5. Ipulasitiki: isetshenziswa njenge-ejenti yokukhulula isikhunta, isithambisi, i-lubricant, njll.
6. I-Polyvinyl chloride: Isetshenziswa njengesihlanzi ekukhiqizweni kwe-polyvinyl chloride, futhi iyi-ejenti eyinhloko yokusiza yokulungiselela i-PVC nge-suspension polymerization.
7. Imboni yokwakha: Njenge-ejenti yokugcina amanzi kanye ne-retarder ye-slurry yesihlabathi sikasimende, yenza i-slurry yesihlabathi ikwazi ukumpompa. Isetshenziswa njenge-binder ekuplasteni i-paste, i-gypsum, i-putty powder noma ezinye izinto zokwakha ukuthuthukisa ukusabalala nokwandisa isikhathi sokusebenza. Isetshenziswa njenge-paste yethayela le-ceramic, imabula, umhlobiso wepulasitiki, njengesithuthukisi se-paste, futhi inganciphisa nenani le-samente. Ukugcinwa kwamanzi kwe-HPMC kungavimbela i-slurry ukuthi iqhekeke ngenxa yokoma ngokushesha kakhulu ngemva kokusetshenziswa, futhi kuthuthukise amandla ngemva kokuqina.
Isikhathi sokuthunyelwe: Okthoba-20-2022