Hydroxypropypropinyl Methylcellll X Potso ea hydrophphilicity le lipophilicity tsa HPMC li latela sebopeho sa eona sa lik'hemik'hale le thepa ea limolek'hule.
Sebopeho sa lik'hemik'hale le thepa ea hpmc
HPMC ke sejo se seng sa ionico se thehiloeng ka ho hlahisa sebopeho sa mydroxypropyl le lihlopha tsa methyl ka sebopeho sa lisele tsa kallulo. Chain ea hae ea li-balek'hule e na le hydrophilic hydroxyl (-chphilic methyl (-ch3) le lihlopha tsa hydroxyl. Ka hona, e na le lihlapiso tse peli, hydrophilic le lipophilic, empa hydrophlicity e ahlaha hanyane. Thepa ena e e fa linyeoe tse ntle, ho theha filimi le tse matlafatsang, 'me e ka baka ho hasana ha colloidal ka tharollo ea seriti le li-solvents tsa sekhukhu.
Hydrophilicity ea hpmc
Ka lebaka la palo e kholo ea lihlopha tsa hydroyl ka sebopeho sa HPMC, kemiso ea eona ea li-molek'hule e na le hydrophphilicity e matla. Ka metsing, HPMC e ka etsa li-hydrogen litlamo tse lumellang limolek'hule tsa ho qhibiliha metsi le ho etsa tharollo e phahameng. Ntle le moo, HPMC e boetse e ts'oana le ho boloka metsi hantle 'me e sebelisoa haholo joalo ka thipa ebile e boreleli ho moriana, lijo le litlolo. Mohlala, HPMC e ka sebelisoa e le moemeli oa tokomane e ts'oeroe ho thibela sekhahla sa lithethefatsi 'meleng le ho ntlafatsa botsitso ba ts'ebetso ea lithethefatsi.
Lipophilicity tsa hpmc
Lihlopha tsa methyl le hydropyl li ka nqa e itseng ea hpmc li na le hydrophobicity, kahoo HPM e boetse e na le li-shop tse itseng, haholo-holo li-solvent tse tlase tsa polasetiki ho theha tharollo e tsitsitseng. Lipophilicity ea eona e e nolofalletsa ho kopanya le lintho tse ling tsa oli, tse ntlafatsang bokhoni ba ho etsa hpmc ka bongata le literateng. Litokisetsong tse ling kapa litokisetso tse ling, lipopelo tsa HPMC li thusa ho theha tsamaiso e sa tsoakoang ka mokhoa o sa tsoakoang, ka ho etsang hore metsoako le botsitso ea lijana.
Kopo ea HPMC
Litokiso tsa pharmaceutical: HPMC hangata e sebelisoa e le thepa ea ho lokolloa litafoleng, e sebelisa hydrophlication le thepa ea lifilimi ho laola sekhahla sa ho lokolloa ha lithethefatsi.
Indasteri ea lijo: lijong, hpmc e sebelisoa e le moea oa thipa le oa metsi ho eketsa bophelo ba lijo le ho ntlafatsa tatso.
Lisebelisoa tsa moaho: Lits'ebeletso tsa metsi tsa HPMC le tse toaneng li etsa hore e be sere sa salur sere sa sartar ho ea kaho ea sartar ho ea haha le ho ntlafatsa mosebetsi oa boitsebiso.
Li-cosmetics: Lihlahisoa tsa Tlhokomelo ea Lehlaniki, HPMC e ka sebelisoa e le setero sa emulfier. Ka lebaka la hydrophphilicity, e ka theha matrix ea ajeremane ho boloka phello le sebopeho sa sehlahisoa.
HPMC ke thepa ea polymer ea tummeng la li-hydrophilic le lipophilic, empa hobane e na le lihlopha tse ling tsa li-hydroxyl, e bontša hydrophlicity e matla.
Nako ea ho romella: Feb-15-2025