Hydroxypropypropinyl Methylcellllulose (HPMC) ke mokhoa o tloaelehileng oa polymer ho meriana, litlolo, lihlahisoa tsa liindasteri tsa lijo. E sebelisoa ka bophara ka lebaka la biocometical ea eona, e seng litšila, le bokhoni ba ho ntlafatsa thepa ea litšōmo ea litšōmo. Leha ho le joalo, ho bohlokoa ho utloisisa mokhoa oa ho qhibiliha HPMC ka katleho ho sebelisa thepa ea eona hantle.
Metsi: HPMC e qhibiliha haholo metsing, e e etsa khetho e ratoang bakeng sa lits'ebetso tse ngata. Leha ho le joalo, tekanyo ea khefu e ka fapana ho e bolela ka lintho tse kang mocheso, pH, le sehlopha sa HPMC se sebelisitsoeng.
Li-solvent tsa manyolo: Li-solvents tse fapaneng tse fapaneng li ka qhibiliha HPMC ho ea maemo a fapaneng. Li-shorg tse ling tse tloaelehileng tsa khale li kenyelletsa:
Alkool - Isiopropanol (ipa), Ethanol, Methanol, joalo-joalo
Acetone: Acetone ke solvent e matla e ka qhibilihang hpmc hantle.
Ethyl acetate: Ke Solvent e 'ngoe e sebetsang e ka qhibilihang hpmc ka katleho.
Chloroform: Chalorol ke ea mabifi le ho ba hlokolosi le ho ba hlokolosi ka lebaka la ho ba le chefo ea eona.
Dibeyl sulfoxide (DMSso): DMSso ke Solvent ea Polar aprotic e ka qhibilisang metsoako e mengata, ho kenyelletsa hpmc.
Propylene glycol (pg): PG hangata e sebelisoa e le koluoa ea merohong ea pharmaceutical. E ka qhibiliha HPMC hantle 'me hangata e sebelisoa ka kopanelo le metsi kapa li-solvent tse ling.
Glycericn: Glycerin, eo hape e tsejoang e le Glycerol, ke solvent e tloaelehileng ho meriana le litlolo. Hangata e sebelisoa hammoho le metsi ho qhala HpMC.
Polyethylene Glycol (Peg): Peg ke Polymer e nang le alloubity e ntle ka metsing le li-solvents tse ngata. E ka sebelisoa ho qhala HpMC mme hangata e sebelisoa ho liforomo tse lokollotsoeng.
Li-surfactal tsa Surfacta: Ho na le libaka tse ling tse ntle li ka thusa ho khesoa ha HPMC ka ho fokotsa tsitsipano le ho ntlafatsa metsi. Mehlala e kenyelletsa li-sulfate tse leshome le metso e robeli, sodium lauryl sulfate (slurl), le polysorbate 80.
Li-acid tse matla kapa li-action: Ha o sa sebelisoe ka lebaka la matšoenyeho a polokeho le li-acid tse matla tsa HPMC, li ka qhala Hpmc tlas'a maemo a loketseng. Leha ho le joalo, maemo a boima a PH a ka lebisa ho litšila tsa polymer.
Mesebetsi e rarahaneng: Lisebelisoa tse ling tse rarahaneng tse kang li-cyclondextrins li ka theha likhomphutha tsa bona le ho ntlafatsa linyeoe tsa eona le ho ntlafatsa linyeoe tsa eona le ho ntlafatsa linyeoe tsa eona.
Mocheso: Ka kakaretso, mocheso o phahameng o ntlafatsa sekhahla sa disfor sa HPMC ho Solvents joalo ka metsi. Leha ho le joalo, mocheso o phahameng o ka nyenyefatsa polymer, kahoo ho bohlokoa ho sebetsa ka har'a thepa e sireletsehileng ea mocheso oa mocheso oa mocheso oa mocheso oa mocheso.
Moresi oa Mecha: Ho Tsosa kapa ho Kopanya kapa ho kopanya ho ka nolofalletsa ho felisoa ha HPMC ka ho eketsa mokhoa pakeng tsa polymer le ea lebelloang.
Sekhahla sa difihlele: HpMC e khabane e tla hlakola habonolo ho feta likarolo tse kholo ka lebaka la sebaka se ntseng se eketseha.
Ke taba ea bohlokoa ho hlokomela hore khetho ea li-solvent le ea disfototion e itšetlehile ka ts'ebeliso e itseng le thepa e lakatsehang ea sehlahisoa sa ho qetela. Ho tsamaisana le lisebelisoa tse ling, menahano ea polokeho ea polokeho, le mekhoa e laoloeng ea polokeho le eona e ama khetho ea li-solvents le mekhoa ea ho qhala. Ho feta moo, ho bohlokoa ho tsamaisa lithuto le ho leka ho lumellana le ho leka ho etsa bonnete ba hore ts'ebetso ea ho qhala ha e ame boleng kapa ts'ebetso ea sehlahisoa sa ho qetela.
Nako ea poso: Mar-22-2024