Uru nke ọkwa ọgwụ HPMC

HPMC hydroxypropyl methylcelluloseabụrụla otu n'ime ọgwụ kachasị ukwuu n'ụlọ na mba ofesi, n'ihi na HPMC nwere uru ndị ọzọ na-enweghị.

1. Mmiri na-agbaze

A na-agbaze ya na mmiri oyi n'okpuru 40 ℃ ma ọ bụ 70% ethanol, ọ naghịkwa agbaze na mmiri ọkụ karịa 60 ℃, mana enwere ike ịgbaze ya.

2. Na kemịkalụ anaghị arụ ọrụ

HPMC bụ ụdị cellulose ether na-abụghị ionic. Mmiri ya anaghị ebu chajị ionic ma ọ naghị ejikọta ya na nnu ígwè ma ọ bụ ihe ndị mejupụtara ionic organic. Ya mere, ihe ndị ọzọ na-enye aka anaghị emeghachi omume na ya n'oge nkwadebe.

3. Ịkwụsi ike

Ọ na-adịgide adịgide site na acid na alkali, a pụkwara ịchekwa ya ruo ogologo oge n'etiti pH 3 ~ 11, ọ dịghịkwa mgbanwe doro anya na ọ na-agbanwe. Mmiri mmiri nke HPMC nwere mmetụta mgbochi-eruru ma nwee ike ịnọgide na-enwe ezigbo viscosity kwụsiri ike n'oge nchekwa ogologo oge. Ihe ndị na-enye ọgwụ na-ejiHPMCnwee ezigbo nkwụsi ike karịa ndị na-eji ihe mgbakwunye ọdịnala (dịka dextrin, starch, wdg).

4. Mgbanwe nke viscosity

Enwere ike ịgwakọta ụdị viscosity dị iche iche nke HPMC n'ọkwa dị iche iche, viscosity ya nwekwara ike ịgbanwe dịka iwu ụfọdụ si dị, ma nwee mmekọrịta kwụ ọtọ, yabụ enwere ike ịhọrọ ya dịka ọchịchọ si dị. 2.5 Enweghị ike imegharị ahụ HPMC anaghị abanye ma ọ bụ metabolize n'ime ahụ, ọ naghịkwa enye kalori, yabụ ọ bụ ihe na-enye nchekwa maka nkwadebe ọgwụ.

5. Nche

A na-ewere ya n'ozuzu naHPMCbụ ihe na-adịghị egbu egbu ma na-anaghị akpasu iwe.

HPMC nke ọkwa ọgwụ bụ ihe dị mkpa maka mmepụta nkwadebe ntọhapụ na-aga n'ihu ma na-achịkwa. Ọ bụ ihe mgbakwunye ọgwụ nke steeti na-akwado maka nyocha na mmepe, ọ na-adabakwa na ntụziaka mmepe nke amụma ụlọ ọrụ mba na-akwado. HPMC nke ọkwa ọgwụ bụ isi ihe eji emepụta capsules osisi HPMC, na-aza ihe karịrị 90% nke ihe eji emepụta capsules osisi HPMC. Capsules osisi emepụtara nwere uru nke nchekwa na ịdị ọcha, itinye ya n'ọrụ sara mbara, enweghị ihe egwu nke mmeghachi omume njikọ, na nkwụsi ike dị elu, nke kwekọrọ na atụmanya ndị ahịa. Ihe achọrọ maka nchekwa na ịdị ọcha nke nri na ọgwụ bụ otu n'ime ihe mgbakwunye dị mkpa na ngwaahịa nnọchi anya kacha mma maka capsules gelatin anụmanụ.