Hydroxyprupyl methylcellose (HPMC)inoshandiswa seimwe yeiyo yakakura mishonga yemishonga kumba uye kunze kwenyika. HPMC inogona kushandiswa seyemafirimu kuumba mumiririri, kunamatira, kusimbisa mumiriri, kumiswa mumiririri, emulsifier, kusatenda mumiririri, nezvimwe.
Vagadziri vechechi pane chakakosha chikamu chekugadzirira kweMishonga, uye basa ravo ndereko kuti zvinodhaka vakatakurwa kuenda kune imwe nzira uye maitiro, kuitira kuti zvinodhaka zvakaburitswa mumuviri pane imwe kumhanya uye nguva. Naizvozvo, kusarudzwa kweanosarudzika kune imwe yeimwe yezvinhu zvakakosha pakurapa mhedzisiro yekugadzirira mishonga yemishonga.
1 zvivakwa zveHPMC
HPMC ine akawanda maitiro ayo mamwe eacicivients haana. Iyo ine yakanakisa mvura solubility mumvura inotonhora. Chero bedzi iwedzerwa mumvura inotonhora uye yakakurudzira zvishoma, inogona kunyungudika mumhinduro inoonekera. Pane kusapindirana, zvakanyatsonaka mumvura inopisa pamusoro makumi matanhatu uye inogona kunyungudika. Is is is is-ionic cellulose ether, mhinduro yayo haina yeionic mutero, uye simbi yemasimbi kana kuti ionic organic comprounds, kuitira kuti ive nechokwadi chekuti HPMC haizoite nezvimwe zvinhu zvisina kugadzirwa mugadziriro yekugadzira. Nesimba rakasimba-kunzwa, uye nekuwedzera kwemanyorerwo ekutsiva, kushandisa hpmc sezvinodhaka zvehunyanzvi (storch, shuwa, shuwa poda) mishonga, iyo nguva inobudirira yakagadzikana. Iyo ine metabolic inertia. Sechinyorwa chechechi chebetsero, hazvigone kuve metabolized kana kubatikana, saka hazvibhadhare macalorie mumushonga uye chikafu. Iyo ine yakasarudzika kushandiswa kweiyo yakaderera CALLIFITICE kukosha, munyu-wakasununguka uye asiri-allergenic mushonga uye chikafu chinodiwa nevarwere veshuga. HPMC yakagadzikana kuAcid naAlkali, asi kana ikapfuura Ph2 ~ Solution mhinduro inopa mamiriro epamhepo uye inopa mwero mwero pamusoro pekutarisana uye nhengo dzehunyanzvi hwekunzwisisa. Iyo ine emulsifiti inoshanda mune maviri-phase system uye inogona kushandiswa seanobudirira stabilizer uye inodzivirira colloid. Mhinduro yemvura ine yakanaka firimu inogadzira zvinhu uye yakanaka yekubatanidza zvinyorwa zvemapiritsi nemapiritsi. Iyo firimu yakaumbwa naro haina ruvara uye yakaoma. Mapurasiti ayo anogona kuwedzerwa nekuwedzera glycerol.
2.Application yeHPMC mukugadzirwa piritsi
2.1 Kuvandudza Kupaza
Uchishandisa HPMC Ethanol Solution kana mhinduro yakakwirira sekunyorova mumiririri wekusveta, nekuda kwekunyorova kwemapiritsi, mhedzisiro inoshamisa, uye yakamanikidzwa kuomerera kwemuviri kuri nani, kutaridzika kwetsvina. Solubility yeRenimedipine platt: Iyo Solubility yeAngelive yaive 17.34% uye makumi mana neshanu HPMC mhinduro, zvichiteerana. 30.84%, 75.46%, 84.5%, 88%. Kurovera mwero wePiperic mahwendefa mahwendefa: Kupera kweMatehwe eCimetili
Kubva pane iri pamusoro apa, zvinogona kuoneka kuti ethanol Solution uye mhinduro yemvura ine mhedzisiro yekuvandudza mishonga, inodzora kusagadzikana kwemhinduro uye inowedzera unyoro, iyo inoenderana nekunyungudika kwemishonga.
2.2 Kuvandudza kunaka kweCoating
HPMC seyefirimu kuumba zvinhu, kana uchienzaniswa nedzimwe firimu fomu (acryhlone pyrrodidone), iyo mukana mukuru ndeyekunyaradza kwemvura, handidi sol sol sol sol soles, kushanda kwakachengeteka, kushanda kwakakodzera. UyeHpcIne akasiyana-siyana viscossity yakatarwa, kusarudzwa kwakakodzera, inobatanidza mhando yemhando, chitarisiko chiri nani pane zvimwe zvinhu. Ciprofloxacin hydrochloride mahwendefa machena mapiritsi akaputika aine mavara maviri. Mapiritsi aya ekutetepa yefirimu akaomesesa Kuenzaniswa netsika yechinyakare inobatanidza mvura, uyu mishonga iri nyore uye inonzwisisika, uye mutengo wacho unoderedzwa kwazvo.
Kutumira Nguva: Kubvumbi-25-2024