HydroxyPropyl methylcellose (HPMC) zvirokwazvo inyaya yezvinhu zvinowanzoshandiswa seanoshandiswa muindasiti dzakasiyana siyana.
1. Nhanganyaya kuHPMC:
HydroxyPropyl methylcellose (HPMC) inntherteti yeSyntheto inotorwa kubva kuCellulose, inova chinhu chikuru chechimiro chemadziro emusero. HPMC ndeyemakemikari yakagadziriswa cellulose ether, uko maHydroxyl mapoka pane cellulose backbone ari kutsiviwa neese methyl uye hydroxpropropyl mapoka. Uku kugadziridzwa kunowedzera iyo mvura solubility uye kugadzikana kwemasero, ichiita kuti ive yakakodzera kune yakasiyana siyana yekunyorera maindasitiri.
2. Zvivakwa zveHPMC:
HPMC ine zvivakwa zvinoverengeka zvinoita kuti ive yakakora yakakora mumiririri:
a. Solubl Solubility: HPMC inoratidza yakanaka mvura salubility, kugadzira yakajeka mhinduro kana ikanyungudika mumvura. Ichi chivakwa chakakosha kushandiswa kwayo mukuvanzika kwakasiyana siyana.
b. PH Sungisa: HPMC inochengetedza zvivakwa zvakakura pamusoro peyakafara pH Range, ichiita kuti zviite kuti zvive zvekushandisa mune acidic, kusarerekera, uye alkaline nharaunda.
c. Kugadzikana kweHpmc kwakasimba pamhepo dzakakwirira, uchibvumira kuti ishandiswe mukuumbwa iyo inopisa maitiro panguva yekugadzira.
d. Mafirimu-ekugadzira kugona: HPMC inogona kuumba mafirimu anochinja uye akajeka kana akaomeswa, ayo anowana zvikumbiro mumatombo, mafirimu, uye mapiritsi emishonga.
e. Rheological kutonga: HPMC inogona kugadzirisa iyo viscosity uye rheological maitiro emhinduro, kupa kutonga pamusoro peiyo kuyerera zvivakwa.
3. Kugadzira maitiro eHPMC:
Iyo yekugadzira maitiro eHPMC inosanganisira matanho akati wandei:
a. Alkali kurapwa: Cellulose inotanga kurapwa neAlkaline Solution, yakadai seSodium Hydroxide, kukanganisa hydrogen zvisungo pakati pekucheka cellulose uye kuzvimba cellulose macabers.
b. Eteraifition: Methyl Chloride uye Prohyle Oxide zvinobva zvaitwa neCellulose Mamiriro ezvinhu ekusuma methyl uye hydroxypruspropyl mapoka muCellulose Backbone, zvichikonzera HPMC.
c. Kucheneswa: Chigadzirwa cheHPMC chakanatswa kubvisa chero makemikari asina kugadziriswa uye kusvibiswa, kupa yakakwirira-yakanyanya-popa hpmc poda kana granules.
4. Zvikumbiro zveHPMC seanoti:
HPMC inowana yakashandiswa yakapararira seyekuita mumiririri wakasiyana-siyana maindasitiri akasiyana:
a. Indasitiri yekuvaka: mune zvekuvaka zvekushandisa seyamilititicious motars, HPMC zviito seyekuita uye kuchengetwa kwemvura uye nekuvandudza kushanda uye kuderedza uye kuderedza.
b. Indasitiri yeChikafu: HPMC inoshandiswa sedhickener uye stabilizer mune zvigadzirwa zvekudya senge sosi, uye zveshuwa, zvichipa viscosity uye kuvandudza chimiro.
c. Indasitiri yechechi: Muchisheni Fomu uye mapiritsi uye kumiswa, HPMC inoshanda seyemumiriri uye akakwenenzverwa, achifambisa kugoverwa kwunifomu yekugoverwa inoshanda.
d. Zvigadzirwa zvega zvega: HPMC inobatanidzwa mune cosmetics uye yezvinhu zvega zvega zvakadai semhando, uye shampoos kuti upe mawcossity, osimbisa kugadzikana, uye kugadzirisa chimiro.
e. Pendi uye kuunganidza: HPMC inowedzerwa kupenda, majasi, uye anomanya kuomerera kudzora viscosity, dzivirira kusimuka, uye kuwedzera mafirimu ekuumbwa.
HydroxyPropyl methylcellose (HPMC) ndeyekuchinja kwakasiyana-siyana mumiririri wakasiyana ezvekushandisa maindasitiri akasiyana siyana. Yayo yakasarudzika nzvimbo, kusanganisira yemvura solubility, ph kusagadzikana, yekugadzikana kwemvura, yefirimu-yekuumba kugona, uye kudzora kwehunyanzvi, ita chinhu chakakosha mukugadziriswa kwevanhu vazhinji. Kubva pazvinhu zvekuvaka kuenda kune zvigadzirwa zvekudya, mishonga yekuchengetedza, zvinhu zvekutarisira pachako, uye huku, HPMC inotora chikamu chakakosha mukuwedzera kwechigadzirwa kuita uye kunaka. Kunzwisisa zvivakwa uye zvikumbiro zveHPMC kwakakosha kune vagadziri uye vagadziri vanotsvaga vanokwanisa kurongedza mafambiro avo uye kusangana nevatengi zvinodiwa.
Kutumira Nguva: Mar-08-2024