Hypromellose, uzwi kandi nka HydroxyPropyl MethylcellAlose (HPMC), ni polymer itandukanye ya selmer ikomoka kuri selile. Kubera imitungo idasanzwe yimiti nubusanzwe, HPMC ikoreshwa nkuwabyimbye, stabilizer kandi ifata imiti yimiti, ibiryo nibitekerezo. Muri iki kiganiro, tuganira ku chimiro ya HPMC hamwe nibisabwa byingenzi.
1. Kukemera
Kimwe mu bintu by'ingenzi bya chimique bya chimique bya hpmc ni ukudakemura. HPMC irashonje mumazi hamwe nibibazo byinshi bya kama, bikabikora ibintu byiza byo kuri sisitemu yo gutanga ibiyobyabwenge nibindi bikorwa bisaba guseswa. Ariko, ibibazo bya HPMC bigenwa nuburyo bwo gusimbuza (DS), bugena umubare wamatsinda ya hydroxyPropyl na methyl uhari mumurongo wa polymer. HPMC ifite DS yo hejuru ifite imbaraga zo hasi kubera imikoranire yinteko.
2. Rheologiya
Indi mitungo ikomeye ya shimi ya HPMC nimyitwarire yayo. Ubushobozi bwa hpmc bwo gukora urusobe rwumurongo wa Gel kuri HyDration urashobora gukoreshwa mugukoresha uruzitiro no kubiranga imiterere yibintu. HPMC yerekana kandi imyitwarire itari itonilika, bivuze ko viscosity yayo ihinduka ukurikije igipimo cyo gutondeka. Uyu mutungo urashobora kugenzurwa no guhindura imyumvire ya HPMC na DS mumashusho.
3. Gushiraho firime
HPMC ikoreshwa cyane nka firime yabanje kubera ubushobozi bwayo bwo gukora firime imwe iyo ikoreshwa kuri substrate. Imiterere yo gukora film ya HPMC iterwa na DS yayo, viccosity hamwe no kuba hari plastistizers, bishobora kunoza uburyohe bwa firime. Filime zakozwe muri HPMC zikoreshwa mugutanga ibiyobyabwenge kuko zemerera kurekura bigenzurwa nibikoresho bifatika.
4. Guhuza
HPMC ni igico gihuje cyane kandi gishobora gukoreshwa muburyo butandukanye. Bihuye nibikoresho byinshi bya farumasi, harimo ibikoresho bikora bya farumasi (APIS) hamwe nabandi bababaye bikunze gukoreshwa mubitera bya farumasi. HPMC nayo irahuye nibikoresho byinshi, bituma ihitamo ikunzwe porogaramu zibiribwa.
5. Umutekano wimiti
HPMC ni polymer ihamye irwanya hydrolysis nibindi bitekerezo bya shimi. Uku gushikama kubigiraho byiza kuri sisitemu yo gutanga ibiyobyabwenge nkuko birinda ibintu bikora byangirika no kongera ibinyabuzima. Ariko, imiti yimiti ya HPMC irashobora kugira ingaruka ku bushyuhe bwinshi, ubushuhe bwinshi, hamwe nibidashoboka byose, bishobora gutuma polymer yatesha agaciro no kugabanya imikorere yayo mubikorwa.
6. BiocompaTubitekerezo
Hanyuma, hpmc ni polymer ya biocompible cyane ifite umutekano kugirango ukoreshe muri farumasi hamwe nibicuruzwa byita kugiti cyawe. Ntabwo ari uburozi, ntabwo-immunogenic na biodegramedable, bigatuma ari byiza kubaterankunga bisaba uburozi buciriritse hamwe numutekano ntarengwa.
Muri make, HPMC HYPROMMELLOSE ni polymer yo mu mibereho myinshi ifite imitungo ikomeye y'ingenzi, harimo no kwikecuru, imiterere, imitungo yo gukora filime, guhuza imitungo, na bioilique, na biocompat. Iyi mitungo ituma ari byiza cyane muri sisitemu yo gutanga ibiyobyabwenge nibindi bikorwa mubiribwa no kwita ku buryo bwita ku giti cyabo. Nkuko ubushakashatsi bukomeje kwagura imyumvire ya HPMCs, imitungo yabo idasanzwe irashobora kubona porogaramu yagutse mugihe kizaza.
Igihe cya nyuma: Jul-28-2023