Ahịhịa mkpụrụ ndụ (cellulose ether) bụ polmer na-enwetara site na mmeghachi omume kemịkalụ nke sellose eke. A na-eji ha na ihe ndị dị ka ngwa agha, mkpuchi, na adres na-eme ihe. E nwere ike kewapụta ụkpụrụ mkpụrụ osisi mkpụrụ osisi n'ụdị dị ka usoro ihe owuwu ha na akụrụngwa ha si dị. Ụdị a na-ahụkarị gụnyereMethyl Cellulose Ether (Mc),hydroxyethythythyth Cellulose Ether (HEC),Hydroxypylththththththylcelllose (hpmc)na ihe omimi ha. Eutters cellouse ndị a nwere akụrụngwa anụ ahụ na kemịkal dị mma maka ihe dị iche iche na usoro achọrọ.
1. Methyl cellulose ether (mc)
Methyl cellulose eather bụ nke mbụ Cellilose eat cellulose eathe na otu n'ime ndị na-eme ihe owuwu nke na-ewu ewu. Njirimara ya bụ:
Solubality:MC nwere ike ịhazi ihe mgbochi colloidal na mmiri oyi.
Thischende:Na-ewu ewu, Mc nwere ike iwelie viscosict nke ihe ngwọta ma melite agbanwe agbanwe nke ngwa agha.
Njide mmiri:Mc nwere ezigbo mgbochi mmiri ma gbochie ngwa agha nke ikuku site na inapu ngwa ngwa n'oge owuwu, si otú a na-akwado arụmọrụ owu na ike owuwe.
Arụmọrụ owuwu:Ọ nwere ike melite ọrụ nke ngwa agha ma gbatị oge mmeghe ahụ, na-eme ka ọ dabara adaba iji rụọ ọrụ n'oge owuwu.
2. Hydroxyethythyth Cellulose Ether (HEC)
Hydroxyethythythythyth eat cellulose Ether bụ sel cellulose e nwere hydroxyethyl na ìgwè cellulose modecuse. Njirimara ya bụ:
Solubality:HEC nwere ike igbari ngwa ngwa na mmiri iji mepụta ngwọta viccolos.
Thischende:E jiri ya tụnyere mc, hec nwere mmetụta dị ukwuu ma na-ejikarị ya na-ewu ewu na-achọ ROYY RHEOlogSosis na viscesse.
Njide mmiri:HEC nwere ezigbo ndozi mmiri ma nwee ike idobe ihe mgbochi mmiri ogologo oge iji gbochie ngwa agha site na ihicha na mgbawa.
Nchikota:HEC nwere ike imeziwanye ikike nkwụsi ike nke ihe siri ike na slurry iji zere ịbụ onye na-egbochi ma ọ bụ urughuru.
Mgbochi:HEC nwere ezigbo mgbanwe na ọnọdụ dị ala ma enwere ike iji ya na gburugburu oyi.
3. Hydroxypyl Methylcellse (HPMC)
Hydroxypylthylthylcelllose bụ sellulose e nwetara site na dochie otu hydroxyl na molules celdlose nwere otu hydroposyl. Njirimara ya bụ:
Solubality:HPMC nwere ike igbari ngwa ngwa na mmiri iji mepụta cold colchoosity.
Na-agbasi ike na nkwụsi ike:HPMC nwere mmetụta siri ike. Ka ọ na-amụba viscosicosicosicosicosictions, ọ nwere ike idosie ike nke ngwa agha ma belata oke ihe onwunwe.
Elu okpomọkụ dị elu:E jiri ya tụnyere Mc na HEC, HPMC nwere ihe siri ike na okpomọkụ dị elu, yabụ ọ dabara adaba maka iwu na ụfọdụ ọnọdụ okpomọkụ dị elu.
Nguzogide hydrolysis:HPMC nwere ezigbo nkwụsi ike ma dịkwa mma maka iji ya na iru ntoju.
4. Njirimara Njirimara nke Ethers
Ngwa nke Ethers na ụlọ ọrụ na-ewu ihe kachasị dabere na akụrụngwa dị iche iche ya, karịsịa na ngwaahịa dị ka ngwa agha, mkpuchi, na adhesives. Ihe ndị a bụ ọtụtụ ihe ndị a na-ahụkarị nke Ekwo Ether:
Thischende:Ethslọ ekike cellugul na-eme ka ọ dị mma ịrụ ọrụ nke mkpuchi nke mkpuchi nke mkpuchi nke mkpuchi nke mkpuchi nke mmiri mmiri, ma nwee ezigbo mmiri na nkwanye.
Njide mmiri:Na ngwa agha ciment na ihe ndị ọzọ na-ewu ụlọ, ebe njigide mmiri nke etịpụ cellusulose na-enyere aka igbochi mmiri site na evapomitio ngwa ngwa, na-egosi ndọtị n'oge owuwu, na ogologo oge owuwu ahụ.
Nkwụgide na-emegide:Mkpụrụ osisi ether nwere ike ịkwalite nguzogide nke ihe ma belata cracks na-akpata site na ndị agha mpụga.
Nrụ ọrụ:Ojiji nke cellow ether nwere ike ime ka ọdịmma owuwu nke ihe ma melite arụmọrụ ọrụ ọrụ.
Anti-Sditration:Karịsịa na udu mmiri, cellulose ether nwere ike belata nsị nke ihe ndị siri ike ma na-enwekarị ngwụcha nke slurry.
5. Ugbo ala
A na-ejikarị ọkwa ihe owuwu Ewer na-ejikarị na ụdị ihe ndị a:
Ngwa agha:Mkpụrụ ndụ mkpụrụ osisi e nwere ike imeziwanye ọrụ, ebe mgbakọ mmiri, na-ejikwa ọgwụ mgbochi, ma na-ejikwa ya na ngwa agha, ngwa agha, wdg.
Agba:Enwere ike iji ewer ether dị ka onye na-agbasa ma na-agbasasị na agba iji meziwanye ihe na-agbanwe agbanwe na adhesion nke agba.
Nrapado:Dinggbakwunye celllose na usoro nke nrapado na-enyere aka iwelie viscosit nke nrapado ma melite arụmọrụ owuwe.
Ngwa agha a kpọrọ nkụ:Ejiri ya na ngwa agha a gwakọtara agwakọta, ọ na-enye ụfọdụ njigide mmiri na mmiri iji hụ na ọ dịghị mfe ịkpụ mmiri n'oge owuwu.
Ihe owuwu ihe owuwu nke ihe owuwu ulo nke Ether nwere atụmanya ngwa dị na ụlọ ọrụ owuwu n'ihi oke na-eme oke egwu, ebe mgbakọ mmiri, mgbawa iguzogide na ihe ndị ọzọ. Ụdị dị iche icheEversgbọala Cellugul(dị ka MC, HEC, HPMC) nwere njiri mara dị iche iche. Chohọrọ ikike mkpụrụ ndụ eather nwere ike nweta ezigbo arụmọrụ na mmetụta ndị na-ewu ewu. Site na mmepe nke teknụzụ owuwu na mgbanwe nke achọrọ, ndị dịgasị iche iche na ngwa mkpụrụ akụ sel na-agbasawanye, na ndị ọzọ na-eme ihe ọhụrụ na ndị na-eme ihe ubi ha nwere ike ịpụta n'ọdịnihu.
Oge post: Feb-15-2025