HydroxyPropylmethylcellcellCelcellsellsellse (HPMC) ni polymer itandukanye ikoreshwa cyane mu nganda zinyuranye kubera imitungo yihariye. Iki kigo ni inkoko ya selile, polymer karemano iboneka mu nkike za selile. Synthesis ya HPMC ikubiyemo kuvura selile hamwe na propay oflee kugirango utangire amatsinda ya hydroxyProppoyle hamwe na methyl chloride kugirango itangire amatsinda ya methyl. Polymer yavuyemo imurikamutungo nini yumubiri nubuhe imiti, bigatuma bikwirakwira mubutaka, kubaka, ibiryo nibindi nganda.
1.Imiterere n'imiterere:
HydroxyPropyl methylcellse ni igice cya kabiri cya symectike hamwe n'imiterere igoye. Umugongo wa Polymer ugizwe na selile, urunigi rwa molekile za glucose zifitanye isano na β-1,4-glycosic. Itsinda rya HydroxyPropyl ryatangijwe no gusimbuza itsinda rya hydroxyl (-Oh) hamwe nitsinda rya propyle, kandi methyl itsinda ryatangijwe muburyo busa. Urwego rwo gusimbuza (DS) rwerekana impuzandengo ya HydroxyProppopyl na methyl matsinda ya glucose kandi igira ingaruka ku kuntu kwikeba, vicosiya, n'imitungo ya polymer.
2. Kudakemurwa:
Kimwe mu bintu byihariye bya HPMC ni imyitwarire yayo. Birashonje mubintu bikonje namazi, bitanga ibyiza bidasanzwe muburyo butandukanye. Gukemurwa birashobora guhinduka muguhindura urwego rwo gusimbuza nuburemere bwa molekile ya polymer. Uyu mutungo ukora HPMC umukandida mwiza wo kugenzurwa-ibiyobyabwenge, aho igipimo cyo kwigomeka kigira uruhare runini mu kurekura ibiyobyabwenge.
3. SBCOSIty:
HydroxyPropyl methylcellse iraboneka muburyo butandukanye bwa virusi, bitewe nibintu nkuburemere bwa molecular, urwego rwo gusimbuza, hamwe nibisubizo. Ibyamamare bya HPMC Ibisubizo bya HPMC bibafasha gukoreshwa mubisabwa byinshi byinganda, harimo imiti, nkabariba muburyo bwa dosiye, kandi nkibikoresho byo gukora firime kugirango bikore.
4. Imikorere yo gukora firime:
Ubushobozi bwo gukora firime ya HPMC bukomeye mubisabwa nko kwikuramo ibiyobyabwenge, aho bikoreshwa mugutanga urwego rukingira guhindura uburyohe bwibiyobyabwenge, kugenzura ibiyobyabwenge, no guteza imbere umutekano. Filime za HPMC zirasobanutse kandi zirahinduka, kandi imitungo yabo irashobora guhuzwa no guhindura Polymer kwibandaho, uburemere bwa molecular na plastisar.
5. Imikorere yubushyuhe:
HydroxyPropyl methylcellsellse exebits ituje ryiza mubushyuhe bwihariye. Ubushyuhe bwimiterere bigira ingaruka kubintu nkurwego rwo gusimbuza, uburemere bwa moleki, no kuboneka kwa plastizi. Ibi bintu bituma HPMC ibereye aho hashobora kuba ihamye cyane, nko gutegura ibikoresho bya farumasi.
6. BiocompaTutions:
Mu mirima ya farumasi kandi bigometse, biocompaTubitekerezo ni ukwita ku bikoresho bikoreshwa muri sisitemu yo gutanga ibiyobyabwenge. HydroxyPropyl Methylcellse isanzwe ifatwa neza kandi ifite biocompat. Bikoreshwa cyane mu gushyiraho impapuro za dosara yo mu kanwa, ibisubizo bya ophthalmic no kugenzurwa-birekura sisitemu yo gutanga ibiyobyabwenge.
7. Ihagarikwa ry'amazi no kubyimba:
Ubushobozi bwa HPMC bwo kugumana amazi nibibyimba bituma bifite agaciro mubikoresho byubwubatsi nkibicuruzwa bishingiye kuri sima. Muri ibyo porogaramu, HPMC ikora nk'igikorwa cy'amazi, kunoza gahunda no gukumira gukama imburagihe. Imitungo ihwanye nayo ikoreshwa mubiribwa bitandukanye kugirango yongerera imiyoboro n'umunwa.
8. Kugenzurwa-kurekura ibiyobyabwenge:
Kimwe mu bikorwa by'ingenzi bya hydroxypropyl methylcellse iri mu gushyiraho uburyo bwo gutanga ibiyobyabwenge. Ubukene bwa Polymer, viccosity, hamwe n'imitungo yo gushinga film yorohereza kurekura ibiyobyabwenge, bigatuma habaho ibiyobyabwenge. Ibi ni ingirakamaro cyane mugutezimbere kubarwa no kugabanya ingaruka zuruhande zijyanye no kurekura ibiyobyabwenge byihuse.
9. Guhagarara munsi y'ibidukikije bitandukanye:
HPMC yerekana umutekano hejuru ya ph nini, bigatuma habaho imirire isaba ituze na aside cyangwa alkaline. Uyu mutungo mwiza muri farumasi kuko ibiyobyabwenge bishobora guhura nibidukikije bitandukanye muburyo bwa Gastrointestinal.
10. Ibintu bya mothelogiya:
Imyitwarire yuburyo bwa HPMC yibisubizo bya HPMC ni ngombwa kubisabwa aho bisabwa ahantu hashobora kunegura, nko gutegura amatara, impimbano na gels. Ibintu byimyuka birashobora gutunganizwa no guhindura uburemere bwibanze nuburemere bwa HPMC kugirango tugere ku biranga ibiranga bisabwa e-kugenzura neza.
HydroxyPropyl methylcellse yabaye polymer itazwi mu nganda zinyuranye kubera guhuza bidasanzwe, viccosity, ubushobozi bwa firime hamwe na biofompa. Guhinduranya kwayo bituma bikwiranye nibisabwa bitandukanye, biva mumiti nibikoresho byubwubatsi kubiryo no kwisiga. Nkuko abashakashatsi bakomeje gushakisha uburyo bushya na porogaramu, imitungo ya hydroxypropyl methylcellse nta gushidikanya ko izagira uruhare mu bice bitandukanye, byemeza ko bifite akamaro mu bikoresho siyanse n'inganda.
Igihe cyohereza: Jan-10-2024