Celllonose eat nwere ihe eji eme ihe eji eme ihe, na-eji eme ka ihe owuwu ihe owuwu na ngwa agha. Finveness bụ otu n'ime njirimara dị mkpa nke celhulose ether, nke na-ezo aka na nkesa nha ya.
Njirimara na ngwa nke cellulose ether
Celdlose Ewer gụnyere hydropopyylthylthylthylthylthylthyl methylcellose (hydroxyethy cellulose (hEC), wdg.
Njikwa mmiri:
Ndị na-eto eto: mụbaa viscosise nke ngwa agha ma melite arụmọrụ owuwu.
Meziwanye nguzogide mgbape: Ihe mkpofu mmiri nke cellulose na-enyere aka ịchịkwa ihe ngbasa nke ciment, si otú a belata ihe omume nke cracks na ngwa agha.
Ọdịmma nke cellulose ether na-emetụta mgbasa ozi ya, solubality na arụmọrụ na ngwa agha, si otú a na-emetụta arụmọrụ nke ngwa agha.
E nwere ike nyocha nke sel na-enwe ike ị nweta nyocha site na ike ndị a:
1
Onu ogugu nke cellulose na mmiri nwere njikọ chiri anya na odi nma ya. Mkpụrụ osisi e nwere nnukwu mkpụrụ osisi nwere ọtụtụ ihe dị mfe etisasịwo na mmiri, yabụ ngwa ngwa na-akpụzi mgbasa. Nke a na-ekesa a na-ekerịta ọkụ nwere ike ịhụ ụzọ mmiri siri ike na ebe a ga-eme ka edobe usoro nke usoro ọgwụgwọ ciment, ma meziwanye ike mmeghachi omume.
2.. Ike mmiri
Ọdịmma nke cellulose ether na-emetụta ọrụ njigide mmiri ya. Mkpụrụ osisi evert ether nwere ọtụtụ ihe dị elu na-enye mpaghara dị elu, si otú a na-eme ka ihe ndị ọzọ na-eme ka mmiri na-ejide ihe ndị dị na ngwa agha. Ngwa micropores ndị a nwere ike idowe mmiri nke ọma na oge mmeghachi omume hydration oge, kwalite nguzobe nke ngwa nri, ma si otú ahụ welie ike nke ngwa agha.
3. Njikọ njikọ
N'ihi ezigbo mweda ha, mkpụrụ osisi e nwere ike iji nweta ihe dị elu nwere ike ịkpụzi nke na-edokarị n'etiti okwute na nchịkọta, ma melite njikọta nke ngwa agha. Mmetụta a na-enyere aka na ngwa agha jigide ezigbo plastinity na mbido mbụ, belata ihe omume ndị na-agbada, ma si otu a ka mma ike.
4. Nkwalite Hydration
N'oge ciment hydration usoro, nguzobe ngwaahịa hyderation chọrọ oke mmiri. Mkpụrụ ego dị elu nwere ike mejupụta ọnọdụ hydration na-esighị ike ma ọ bụ oke mmiri, ma si otú ahụ ka mma ike nke ngwa agha.
Ọmụmụ ihe nyocha na nyocha nsonaazụ
Iji nyochaa mmetụta nke sellulose na-eme ka ọ dịrị mma na ike gwụrụ ike, nnyocha nyocha gbanwere nsị nke cell ma nwalee ngwa ọrụ ya n'okpuru oke.
Atụmatụ nnwale
Nnwale ahụ na-ejikarị ihe nlere ikuku dị iche iche nke ịdị ọcha dị iche iche ma na-agbakwunye ha na-agbagọ. Site na ịchịkwa ihe ndị ọzọ dịgasị iche (dị ka mmiri ciment, mkpokọta rite, oge ịzị, wdg), ọ bụ naanị nsị nke sellose eth. A na-arụ ọrụ nke ike ike, gụnyere ike ike na ike mgbanwe.
Nsonaazụ nnwale na-egosikarị:
Ihe nlere elu nke ether dị elu nwere ike ime ka ike na-eme ka ike jupụta na ike gwụrụ na mbido mbụ (dịka ụbọchị 3 na ụbọchị asaa).
Site na ndọtị nke ịgwọ ọrịa (dịka ụbọchị 28), cellulose na-enwe ike ịnwe ezigbo njigide na nkekọ, na-enye ike uto siri ike.
Iji maa atụ, na nnwale, ike comprescuce nke eyers celluulose nwere ịdị mma nke 80 mot, 100 mostbọchị iri abụọ na anọ, 28 MPA, na 30 MEN,. Nke a na-egosi na ịdị elu nke cellulose eat, ka ukwuu ike na-agbagọ.
Agụ n'ọrụ nke cellulose na-enwekarị njikọta
1. Gbanwee dị ka gburugburu ebe a na-ewu ewu
Mgbe a na-ewu na gburugburu ebe obibi ma ọ bụ n'okpuru ọnọdụ okpomọkụ dị elu, nwere ike ịhọrọ mmezi dị elu iji welie ike mmiri site na oke mmiri nke mmiri na-akpata.
2. Jiri ihe ndị ọzọ
Enwere ike iji ya dị elu na-enwe ọnụọgụ dị elu na mgbakwunye na mgbakwunye (dị ka mmiri na-ebelata na ikuku na-etinye arụmọrụ nke ngwa agha. Iji maa atụ, ojiji nke mmiri na-agbasa nwere ike belata mmiri ciment ma bulie nju oyi nke ngwa agha, ebe cellose evet na-enye njide mmiri na nsonaazụ na-ewusi ike. Njikọ nke abụọ nwere ike ịka mma ike nke ngwa agha.
3. Umelililization usoro owuwu
N'oge usoro ihe owuwu, ọ dị mkpa iji hụ na mkpụrụ osisi ahụ kposara kpamkpam ma chụsa. Enwere ike nweta nke a site na ịba ụba oge ị na-agwakọta ma ọ bụ jiri akụrụngwa agwakọta kwesịrị ekwesị iji hụ na ọfụma nke mkpụrụ osisi cellulose ether nke ọma.
Ọdịmma nke cellulose eut nwere mmetụta dị ukwuu na ike nke ngwa agha. Mkpụrụ ego dị elu nwere ike ịme ọrụ dị ka mma iji nsị mmiri, ma na-eme ka njikọta nke njikọta, ma melite ike na ngwa ngwa nke ngwa agha. N'ime ngwa dị mma, kwesịrị ịbụ nke e nwere ike ịhọrọ nke ọma ma jiri ya mee ihe dị ka ọnọdụ owuwu na ihe achọrọ iji melite ogo ọrụ.
Oge post: Jun-24-2024