Tšebeliso ea HPMC (Hydroxypropypropinyl Methylcelllese) hangata ke ho fetola litlhokahalo tse fapaneng tsa kopo. HPMC ke komporo ea polymer ea metsi e sebelisitsoeng ka metsing e sebelisoa haholo ho pharmactoctical, lijo le liseho tsa litlolo.
(1) ho itokisetsa
Khetha mefuta e nepahetseng ea HPMC:
HPMC e na le li-viscosities le lithunya. Ho khetha mefuta e nepahetseng ho ka netefatsa hore tharollo e tlotsitsoeng e kopanong ea kopo.
Lokisetsa lisebelisoa le lisebelisoa:
Hpmc phofo
Metsi a sentsoeng kapa metsi a makelitsoeng
Khoele ea makenete kapa mohloekisi
Ho lekanya lisebelisoa tse kang li-cylinders tsa ho lekanya le linoelo tsa ho lekanya linoelo
Lijaneng tse nepahetseng, joalo ka botlolo ea khalase kapa libotlolo tsa polasetiki.
(2) mehato ea bosholu
Polao ea HPMC:
Ho latela Khohlano ea ho hlakoloa, ho lekola ka nepo palo e hlokahalang ea phofo ea HPMC. Hangata, yuniti ea ho tsepamisa maikutlo ke liperesente tsa boima (W / w%), joalo ka 1%, 2%, jj.
Eketsa metsi:
Tšela metsi a lekaneng kapa a makelitsoeng ka sejaneng. Palo ea metsi e lokela ho ikemisetsa ho latela litlhoko tsa mahloriso tsa tharollo ea ho qetela.
Ho eketsa Powder ea HPMC:
Kenya phofo ea HPMC e lekanang ka metsing.
Ho hlohlelletsa le ho qhibiliha:
Sebelisa seqhomane sa makenete kapa sehaka sa masine ho susumetsa tharollo. Ho hlohlelletsa ho ka thusa phofo ea HPMC ho qhibiliha ka potlako le ka nepo. Lebelo le nako e hlohlelletsang li hloka ho fetoloa ho latela mofuta le khatello ea HPMC. Ka kakaretso, nako ea ho susumetsoa ke ho susumetsoa ke metsotso e 30 ho isa lihora tse 'maloa.
Ho ema le ho nka Desication:
Kamora ho hlohlelletsa, e tlohele tharollo ea nako e le ngoe, hangata hora e le 'ngoe ho isa lihora tse 24. Sena se lumella li-bubble ka tharollo ea ho phahama le ho nyamela, ho netefatsa hore tharollo e tšoana.
(3) Litlhokomelo
Lebelo le nako:
Lebelo le matlafatsang la khefu ea HPMC li angoa ke mocheso oa ona oa pono le mocheso oa metsi. Ka kakaretso, pono e phahameng ea hpmc e hloka nako e telele nako.
Mocheso oa metsi:
U sebelisa metsi a futhumetseng (joalo ka 40 ° C-60 ° C - E le hore u se ke ua sebelisa mocheso o phahameng haholo ho qoba ho ama thepa ea HPMC.
Ho thibela Agglometion:
Ha HPMC phofo ea HPMC, leka ho qoba ho beleha. U ka kopanya phofo ea HPMC e nang le metsi a manyane ka lehaheng, ebe butle-butle e ka e kenyelletsa metsing a setseng ho fokotsa ho abela.
Boloka:
Tharollo ea HPMC e hlapolotsoeng e lokela ho bolokoa ka setshelo se hloekileng, se tiisitsoeng ho qoba mongobo kapa tšilafalo. Maemo a polokelo a lokela ho fetoloa ho latela litlhoko tsa tšebeliso le maemo a tikoloho a HPMC.
Ts'ireletso:
Nakong ea ts'ebetso, lisebelisoa tse loketseng tsa moea tse kang liallo tse lokelang ho tsosoa ho qoba ho ikopanya le phofo ea HPMC le tharollo e amehang.
Ka mehato e boletsoeng ka holimo, o ka hlabisa hpmc ha ho hlokahala ho netefatsa ts'ebetso ea eona le botsitso lits'ebetsong tse fapaneng. Boemo bo 'ngoe le bo bong ba kopo bo ka ba le litlhokahalo tse fapaneng, kahoo ho bohlokoa haholo ho utloisisa le ho latela melao le litlhoko tse itseng tse sebetsang le litlhoko.
Poso: Hlakubele-17-2025