1. Mocheso oa Hyduration
Ho latela hore na mocheso o lokolloa ka nako e telele hakae, ts'ebetso ea hydration e arotsoe ka mekhahlelo e mehlano, e qala ho lokisa (8h ~ 24 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28d).
Liphetho tsa liteko li bonts'a hore ka mohato oa pele oa ho itahlela (ke hore, lehlabathe la hemc le tsoetse pele ebile ke tlōpeho e eketsehang haholo. Ha palo eaHemce eketseha ha e kaholimo ho 0.3%, tlhoro ea pele ea ho hlolloa ha mohloa e lieha, 'me boleng ba tlhoeko bo fokotseha butle ka keketseho ea litaba tsa hemc; Ho hlakile hore Hemc o tla lieha nako ea ho ikoahlaea le nako ea ho potlakisa ha setuloana sa samente, se bakang sengoliloeng se fetang sa samente, ka morao le sephara sa ho qala; Phetoho ea litaba tsa celtlese ele e se na phello e totobetseng bolelele ba litaba tsa cellular ho ka fokotsa mocheso oa khefu ea cellular paste, joalo ka setšoantšo sa 3 (b).
Phetoho ea phapang ea Fiadration Letlapa la ho lokolla tsa samente ea samente le na le litaba tse fapaneng tsa cellulose ether (hemc)
2. Mthepa ea lintho tsa morao-rao:
Ka ho ithuta mefuta e 'meli ea li-celts e nang le lipono tse nang le lisele tse nang le 10000para ea li-celther tse nang le 100000para. Matla a hatelletsoeng a Moredible oa Moreko o motisitsoeng o tsoakiloeng le 100000para oa lithypa s hydroxypropypropy. Ho bontša hore ho kenyelletsa methyl celllosese ether ho fokotsa matla a qobelloang haholo. Ha chelete ke hore, matla a tla ba a fokolang; Ha Viscos of Visiscotion, e leng tšusumetso e kholo tahlehelong ea taolo ea serekokoletso; HydroxypropypropypropinyL methyl cellulose ether ha litekanyetso li ka tlase ho 0,1%, matla a hateloang a seretse a ka eketseha. Ha karolo e feta 0,1%, matla a bapisoang a seretse a tla fokotseha ha litekanyetso, kahoo litekanyetso li lokela ho laoloa ho 0.1%.
Fig.4 3D, 7d le matla a qotsitsoeng a Mc1, Mc2 le Mc3 e fetotsoeng Sertar ea Serter
.
3. CNako ea ho Lotha:
Ka ho lekanya nako ea hydroxypropyproppyl methylcelulolose ether ea 100000pali, nako ea ho lokisa ea samente e ne e mpefala. Ha ho tsepamisa mohopolo ho 1%, nako ea pele ea ho beha pele e fihla metsotsong ba 510, 'me nako ea ho lokisa e fihla e fihla metsotso e 850. Ha ho bapisoa le mohlala o monate, nako ea ho itlhoekisa e atolosoa ka metsotso e 210, 'me nako ea ho lokisa e atolosoa ka metsotso e 470 (joalo ka ha ho bontšitsoe ho Setšoantšo sa 570 Hore na ke HPMC e nang le pono ea 50000pa S, 100000pa s kapa 200000pa s, e ka liehisa ts'ebetso ea pono, joalo ka ha ho bontšitsoe ho Setšoantšo sa Vellcosity. Sena ke hobane Ether Ether Ether e Adsweddy holim 'a likarolo tsa sistimi, e thibelang metsi hore e be le metsi, ka lebaka leo likarolo li le lintšing tsa samente. Le liketsahalo tse kholo tsa Viscoulose Ether, le letšo le leholo la ho thetsa lethaba le holim 'a phello ea sistimi,' me ho bohlokoa haholoanyane haholoanyane.
Phello ea feiga ea feiga
Foo.6 Phello ea li-viscosities tse fapaneng tsa HPMC ka nako ea ho itlhoekisa ea Maseme
(Mc-5 500PPO. S), MC-10 (100000PO ■) le MC-20 (200000PO ■))
Methyl Cellulose Ether and Hydroxyproxyproxel methyl Methyl Methyl bothata ba ho qhekella.
4. Ho boloka metsi:
Kameho ea likano tsa cellulose li thusitsoe ka metsing ho ile ha ithutoa. Ho boetse hoa fumana hore ka keketseho ea litaba tsa cellulose e tsoang ho 0.6%, Lethathamo la Boloka Metsi a tloaetse ho tsitsa. Leha ho le joalo, ha a bapisa mefuta e meraro ea liketsahalo tse tharo (hpmc e nang le viscosity ea 50000pa s (MC-10) Kamano lipakeng tsa lisebelisoa tsa ho boloka metsi ke: MC-5.
Nako ea poso: Ap-28-2024