Hydroxypylththththththylcelllose (hpmc)A na-eji polymer na-agbanye mmiri n'ọtụtụ ebe n'ihe eji ewu ụlọ, nke ọgwụ, nri na kemịkalụ. HPMC nwere ezigbo ebe dị mma, njigide mmiri, usoro na-akpụ akpụ na akụrụngwa na akụrụngwa dị ezigbo mkpa na ihe ndị dabeere ciment na ihe ndị dabeere na Gypsum. Usoro nke Kimacell® na mmiri na-emetụta oke mmiri, ọkachasị na ụlọ ọrụ owuwu, nke na-ekpebi ọrụ owuwu na ngwaahịa ikpeazụ nke ngwa agha, putty na ngwaahịa ndị ọzọ. Ya mere, ịmụ hydration na-egbu oge njirimara HPMC dị ezigbo mkpa iji mee ka njikọta akụ.
1. HPMC hydration na-egbu oge
Mpịtị nke HPMC na mmiri gụnyere usoro anọ: Ifuru Igwe, na-akụzisị, ọzịza na mgbasa. Mgbe ejiri mmiri hpmc na-aga n'ihu na mmiri, elu oyi akwa ga-etolite oyi akwa, nke na-egbochi ndị ọzọ na-eme ihe dị n'ime, na-egosi oge hydration. Iji melite arụmọrụ owuwu, ụfọdụ ngwaahịa HPMC na-emekarị, dị ka ọgwụgwọ elu ma ọ bụ usoro ọgwụgwọ, iji mee ka oge na-emeghe oge na-ewu ewu n'oge owuwu.
Isi ihe ndị na-emetụta hydration igbu oge gụnyere:
Nketa nha nkesa, buru ibu na-eji nwayọ nwayọ karịa obere ihe, na oge hydration oge dị ogologo.
Ọgwụ elu elu: ụfọdụ HPMCS bụ njikọ njikọ ma ọ bụ hydrophobly ekike, nke nwere ike iji kpochapụ hydration.
Ọnọdụ okpomọkụ: Mkpokọta okpomọkụ na-abawanye ike ngwa ngwa mgbasa nke HPMC, mana ọ nwekwara ike imetụta hydration oge na-egbu oge njirimara.
Sistemụ Belvent: Electrolytes, PH uru na mgbakwunye ndị ọzọ nwere ike imetụta ọnụego ụkọ na hydration na-egbu oge oge HPMC.
2. Nnwale nnwale na ụzọ
2.1 ihe nnwale
Nlele HPMC (Viscosities dị iche iche
Mmiri dị iche
Ntughari ngwaọrụ
VISCCOMET (dị ka VINCCOTETETETETETETETETETETETENTER)
Nchịkwa Laser Size
2.2 usoro nnwale
Mkpebi nke oge na-egbu oge
N'okpuru oge okpomọkụ (25 ℃), ụfọdụ ego nke kimacell®hpmc ji nwayọọ nwayọọ fesa n'ime mmiri dị iche iche na-enweghị nke elu ya na oge achọrọ kpamkpam.
Nleta viscositions
Ihe ngwọta Virsts ọ bụla na-atụle minit 5 ọ bụla site na iji ihe ngụkọta ntụgharị nke na-emegharị anya na-agbasasị nke ụmụ irighiri mmiri HPMC.
Nnwale solub
A na-eme sampling n'oge dị iche iche, na ihe ndị na-edozi ahụ kewapụrụ site na akpụkpọ ahụ na-achọpụta ihe iji chọpụta na ọ ga-ekpebi ihe ga-eme ka oge na-aga.
Nyocha nke nha
A na-eji ihe nrịba ama nke laser mee ihe iji tụọ mgbanwe nha nke irighiri ihe na-ahụ maka irighiri ihe n'oge hydration usoro iji nyochaa nsonaazụ oge hydration.
3. Nsonaazụ nnwale na nyocha
Nsonaazụ nnwale ahụ gosipụtara na HPMC na akara mmụta dịgasị iche iche na usoro ọgwụgwọ elu nwere hydration na-egbu oge na-egbu oge. HPMC na-enweghị ọgwụgwọ dị elu na-etolite ngwa ngwa na mmiri, mgbe HPMC nwere ọgwụgwọ pụrụ iche nwere oge pụrụ iche na-egbu oge na-egbu oge na mgbasa.
Mmetụta nke viscosict na hydration oge
Na-ahụkarị viscisty HPMC irighiri nke nwere obere oge na-egbu oge n'ihi obere molecular ha; HPMC dị elu HPMC nwere oge na-egbu oge hydration ogologo oge n'ihi usoro molecular.
Mmetụta nke usoro ọgwụgwọ dị na Hydration Oge
Peatstụ aka HPMC na-emeso ya na mkpuchi mkpuchi na-eme ka ihe mkpuchi mbụ belata na mmiri, na hydration na-egbu oge enwere ike ịgbatị ruo minit 10-30.
Mmetụta nke nkesa nkesa
Ọma nwere ezigbo oge na-egbu oge na-egbu oge, ebe ọtụtụ irighiri ihe nwere oke ọfụma n'ihi mmetụta nke elu gel.
Nhọrọ ezi uche nkeHpmcnwere ike ịmalite ngwa ya na ụlọ ọrụ ndị ọzọ, melite ọrụ owuwu na nkwụsi ike nke ihe. Ọmụmụ ihe a nwere ike ịnye sayensị njikarịcha nke ngwa nke HPMC ma duzie mmepe ngwaahịa na ndozi nhazi
Oge post: Feb-21-2025