Hydroxypropyl methylcellulose (HPMC)bụ ngwakọta polima a na-ejikarị eme ihe na mmiri, nke a na-ejikarị eme ihe n'ọgwụ, nri, ihe owuwu ụlọ, ihe ịchọ mma na mpaghara ndị ọzọ. HPMC nwere ezigbo ihe mgbaze na viscosity ma nwee ike ịmepụta ngwọta colloidal kwụsiri ike, yabụ ọ na-arụ ọrụ dị mkpa n'ọtụtụ ngwa. Iji nye ọrụ zuru oke na arụmọrụ nke HPMC, usoro mgbaze ziri ezi dị mkpa karịsịa.
1. Usoro mgbasa mmiri okpomọkụ nkịtị
Enwere ike ịgbaze HPMC na mmiri oyi, mana ọ na-abụkarị ụfọdụ nkà dị mkpa iji zere njikọta ya. Iji melite mmetụta nke ịgbaze, enwere ike iji usoro ndị a:
Nzọụkwụ 1: Tinye HPMC na mmiri
N'ọnọdụ okpomọkụ ụlọ, buru ụzọ fesa HPMC n'elu mmiri ahụ nke ọma ka ị ghara ịwụsa nnukwu HPMC n'ime mmiri n'otu oge. Ebe ọ bụ na HPMC bụ ngwakọta polymer, itinye nnukwu HPMC ozugbo ga-eme ka ọ na-amịkọrọ mmiri ma na-aza ngwa ngwa n'ime mmiri iji mepụta ihe dị ka jel.
Nzọụkwụ nke 2: Ịkpalite
Mgbe ị tinyere HPMC, nọgide na-agwakọta ya nke ọma. Ebe ọ bụ na HPMC nwere obere ihe, ọ ga-aza mgbe ọ mịkọrọ mmiri wee mepụta ihe dị ka jel. Ịgwakọta ya na-enyere aka igbochi HPMC ịchịkọta ihe.
Nzọụkwụ nke 3: Guzo ma kpalie ọzọ
Ọ bụrụ na HPMC agbazeghị kpamkpam, a pụrụ ịhapụ ihe ngwọta ahụ ka ọ nọrọ ruo nwa oge wee gaa n'ihu na-agwakọta ya. A na-agbazekarị ya kpamkpam n'ime awa ole na ole.
Usoro a dabara adaba maka oge ebe ọ dịghị mkpa ka a kpoo ọkụ, mana ọ na-ewe ogologo oge iji hụ na HPMC agbazere kpamkpam.
2. Usoro ịgbaze mmiri ọkụ
HPMC na-agbaze ngwa ngwa na mmiri ọkụ, yabụ ikpo ọkụ okpomọkụ mmiri nwere ike ime ka usoro ịgbaze ngwa ngwa. Okpomọkụ mmiri ọkụ a na-ejikarị eme ihe bụ 50-70℃, mana oke okpomọkụ (dịka ihe karịrị 80℃) nwere ike ime ka HPMC daa, yabụ a ga-achịkwa okpomọkụ ahụ.
Nzọụkwụ nke 1: Ịkpo ọkụ mmiri
Kpoo mmiri ahụ ruo ihe dịka 50℃ ma mee ka ọ dị jụụ.
Nzọụkwụ 2: Tinye HPMC
Fesa HPMC nwayọ nwayọ n'ime mmiri ọkụ. N'ihi oke okpomọkụ mmiri, HPMC ga-agbaze ngwa ngwa, na-ebelata njikọta.
Nzọụkwụ nke 3: Ịkpalite
Mgbe etinyere HPMC, gaa n'ihu na-agwakọta mmiri mmiri. Njikọta nke ikpo ọkụ na ịkpalite nwere ike ịkwalite ngwa ngwa nke HPMC.
Nzọụkwụ nke 4: Nọgide na-enwe okpomọkụ ma na-akpali ya
I nwere ike idobe okpomọkụ ụfọdụ ma nọgide na-agwakọta ruo mgbe HPMC ga-agbaze kpamkpam.
3. Ụzọ Mwepụ Mmanya
Enwere ike ịgbaze HPMC ọ bụghị naanị na mmiri, kamakwa na ụfọdụ ihe mgbaze mmanya (dịka ethanol). Uru kachasị nke usoro ịgbaze mmanya bụ na ọ nwere ike ime ka HPMC dịkwuo mma ịgbaze na ịgbaze, ọkachasị maka sistemụ nwere nnukwu mmiri.
Nzọụkwụ nke 1: Họrọ ihe mgbaze mmanya kwesịrị ekwesị
A na-ejikarị ihe mgbaze mmanya dịka ethanol na isopropanol agbaze HPMC. N'ozuzu, 70-90% nke ngwọta ethanol nwere mmetụta ka mma na ịgbaze HPMC.
Nzọụkwụ nke 2: Nkwụsị
Jiri nwayọ fesa HPMC n'ime ihe na-agbaze mmanya, na-agwakọta ya ma na-agbakwụnye ya iji hụ na HPMC agbasaala kpamkpam.
Nzọụkwụ nke 3: Iguzo na ịkpalite
Usoro nke ihe mgbaze mmanya na-agbaze HPMC na-adị ngwa ngwa, ọ na-ewekarịkwa nkeji ole na ole iji nweta mgbaze zuru oke.
A na-ejikarị usoro ịgbaze mmanya eme ihe n'ọnọdụ ojiji nke chọrọ mgbaze ngwa ngwa na obere ọdịnaya mmiri.
4. Usoro mgbaze ngwakọta nke mmiri mgbaze
Mgbe ụfọdụ, a na-agbaze HPMC na ngwakọta nke mmiri na ihe mgbaze ụfọdụ. Usoro a dabara adaba karịsịa maka ọnọdụ ebe ọ dị mkpa ịgbanwe viscosity nke ihe ngwọta ma ọ bụ ọnụego mgbaze. Ihe mgbaze ndị a na-ahụkarị gụnyere acetone, ethanol, wdg.
Nzọụkwụ nke 1: Kwadebe ihe ngwọta ahụ
Họrọ oke kwesịrị ekwesị nke ihe mgbaze na mmiri (dịka ọmụmaatụ 50% mmiri, 50% ihe mgbaze) wee kpoo ọkụ ruo okpomọkụ kwesịrị ekwesị.
Nzọụkwụ 2: Tinye HPMC
Ka ị na-agwakọta ya, jiri nwayọọ nwayọọ tinye HPMC iji hụ na ọ gbazee otu otu.
Nzọụkwụ nke 3: Mgbanwe ọzọ
Dịka ọ dị mkpa, enwere ike ịbawanye oke mmiri ma ọ bụ ihe mgbaze iji gbanwee ike ịgbaze na viscosity nke HPMC.
Usoro a dabara adaba maka oge a na-etinye ihe mgbaze organic na mmiri mmiri iji melite ọnụego mgbaze ma ọ bụ gbanwee ihe onwunwe nke ngwọta ahụ.
5. Usoro mgbaze nke Ultrasonic na-enyere aka
Site na iji mmetụta oscillation dị elu nke ultrasound, usoro mgbasa nke ultrasonic na-enyere aka nwere ike ime ka usoro mgbasa nke HPMC dịkwuo ngwa ngwa. Usoro a dabara adaba karịsịa maka nnukwu HPMC nke kwesịrị ịgbaze ngwa ngwa, ma nwee ike ibelata nsogbu njikọta nke nwere ike ime n'oge mkpali ọdịnala.
Nzọụkwụ nke 1: Kwadebe ihe ngwọta ahụ
Tinye HPMC na mmiri kwesịrị ekwesị ma ọ bụ mmiri ngwakọta nke nwere ihe mgbaze mmiri.
Nzọụkwụ nke 2: Ọgwụgwọ Ultrasonic
Jiri ihe nhicha ultrasonic ma ọ bụ ihe na-agbaze ultrasonic wee gwọọ ya dịka ike na oge edobere si dị. Mmetụta oscillation nke ultrasound nwere ike ime ka usoro mgbasa nke HPMC dịkwuo ngwa ngwa.
Nzọụkwụ nke 3: Lelee mmetụta nke mgbasa ahụ
Mgbe ọgwụgwọ ultrasonic gasịrị, lelee ma ngwọta ahụ agbazela kpamkpam. Ọ bụrụ na enwere akụkụ na-agbazeghị agbaze, enwere ike ime ọgwụgwọ ultrasonic ọzọ.
Usoro a dabara adaba maka ngwa ndị chọrọ nkwụsịtụ dị irè na ngwa ngwa.
6. Ọgwụgwọ tupu e wepụ ya
Iji zereHPMCIji mee ka ọ sie ike ịgbaze ma ọ bụ mee ka ọ sie ike ịgbaze, enwere ike iji ụfọdụ ụzọ ọgwụgwọ tupu oge eruo, dịka ịgwakọta HPMC na obere ihe mgbaze ndị ọzọ (dịka glycerol), ịkpọ nkụ ya na mbụ, ma ọ bụ ịgba mmiri mmiri HPMC tupu etinye ihe mgbaze. Usoro ọgwụgwọ tupu oge eruo nwere ike ime ka HPMC dịkwuo mma.
E nwere ọtụtụ ụzọ isi gbazee HPMC. Ịhọrọ ụzọ mgbaze kwesịrị ekwesị nwere ike ime ka arụmọrụ mgbaze na ịdị mma nke ngwaahịa dịkwuo mma nke ukwuu. Usoro mgbaze okpomọkụ ụlọ dị mma maka gburugburu ebe dị nro, usoro mgbaze mmiri ọkụ nwere ike ime ka usoro mgbaze dị ngwa ngwa, usoro mgbaze mmanya na usoro mgbaze ngwakọta nke mmiri mmiri dị mma maka mgbaze nwere mkpa pụrụ iche. Usoro mgbaze nke ultrasonic na-enyere aka bụ ụzọ dị irè iji dozie mgbaze ngwa ngwa nke nnukwu HPMC. Dịka ihe achọrọ maka ngwa a kapịrị ọnụ si dị, nhọrọ mgbanwe nke usoro mgbaze kwesịrị ekwesị nwere ike hụ na arụmọrụ kachasị mma nke HPMC n'ọhịa dị iche iche.
Oge ozi: Disemba-19-2024