Otu hydroxy nacellugul etherMolecules na oxygen atọ na agbụ nke eat ga-etolite hyrogen nwere molecules mmiri, na-atụgharị mmiri na mmiri, si otú a na-arụ ọrụ dị mma na mgbochi mmiri; Mgbakwunye nke dị iche iche n'etiti ụmụ irighiri mmiri na mkpụrụ ndụ na-enye mmiri mmiri na-enye ohere ịbanye na mpaghara akwara, si otú a na-eme ka njigide nke ciment slurry; Ihe eji eme ihe na-eme ka ihe outhel na-eme ka ihe okirikiri nke ọma na nsogbu nke osmotic slurry ma ọ bụ ihe nkiri nke celluluse ether na-egbochi mgbasa nke mmiri.
Njide mmiri nke celhulose ether n'onwe ya na-esite na solubality na akpịrị ịkpọasị nke sel na-efe efe. Ikike hydretion nke otu hydroxy ezughi iji kwụọ ụgwọ hydrogen siri ike na van der Waless na-egbochi ndị agha n'etiti irighiri mmiri, yabụ na ọ na-agbari na mmiri. Mgbe a na-ewebata ndị nọchiri anya n'ime akwara akwara, ọ bụghị naanị na a na-ebibi eriri hydrogen n'ihi na ịgbanwe ụdị dị n'etiti. Nnukwu ndị a rụpụtara, ndị ka ukwuu n'etiti irighiri akwara, na ka ukwuu mmetụta nke imebi agbụ hydrogen. Mgbe seltice Lattice aza, ihe ngwọta na-abanye, na cellulose ehuru na-agbanye mmiri, nke na-arụ ọrụ dị elu, nke na-ekere òkè dị elu na njigide mmiri.
Ihe ndị na-emetụta arụmọrụ mmiri:
Visiose: nke viscosity nke cellosuse eather, ka mma na viscosity dị arọ, na elu molecular ibu nke cellulose ekiri na ngbanwe nke ngwa agha. Na-ekwukarị, maka otu ngwaahịa ahụ, nsonaazụ viscosise dị iche iche dị iche iche, yabụ mgbe e jiri viscosity, ọ ga-arụ ọrụ n'etiti ụzọ nnwale ahụ (gụnyere okpomọkụ, wdg).
Ego: Ọtụtụ mgbe, obere mkpụrụ osisi cellulose e nwere ike ime ka mmiri dị mma nke ngwa agha. Mgbe ego ruru otu ọkwa, omume nke ọnụego mbelata mmiri na-agbada.
Uru na-emekwu: Ihe dị oke ọnụ, mmachi mmiri ahụ ka mma. Mgbe nnukwu osisi cellulose nke cellulose nke cellulose na-akpọtụrụ mmiri, elu na-agbaze ozugbo ma na-akpụzi gel iji gbochie ihe ndị ahụ iji gbochie igwu mmiri. Mgbe ụfọdụ, ọbụlagodi oge na-akpali agụụ ogologo oge enweghị ike inye mgbasa ozi na mgbasa, nke na-akpụgharị ọgbaghara rocculent ma ọ bụ agglomeration, nke na-emetụta oke njigide mmiri nke cellulose ether. Soro solubution bụ otu n'ime ihe maka ịhọrọ ether. Finveness bụkwa ihe dị mkpa na-egosi ihe ngosi nke methyl cellulose ether. Faneness na-emetụta mbọ nke solthyl cellulose ether. Coarser Mc na-abụkarị n 'ike na-etisasị na mmiri na-enweghị agglomeration, mana ọnụ ọgụgụ na-adịghị ada ada ma ọ dịghị mma maka ngwa agha.
Ọnọdụ okpomọkụ: Dị ka okpomọkụ na-agbadata, njigide mmiri nke eyers na-agbadata, mana ụfọdụ ndị na-eme mgbanwe na-enwekwa ezigbo mmiri dị n'okpuru ọnọdụ okpomọkụ dị elu; Mgbe ọnọdụ okpomọkụ na-awa, hydle ndị polowres na-ebelata ike, a na-achụpụ mmiri dị n'agbata. Mgbe mmiri dara ada zuru oke, ụmụ irighiri akwara na-amalite nchịkọta iji mepụta gel nke netwọkụ atọ.
Ihe owuwu molecular: A na-ekwu okwu dị ala nwere obere njigide ka mma.
Ndị na-eto eto na Thixotropy
Thischende:
Mmetụta nke ịdị na-arụ ọrụ na arụmọrụ: sel cellugul na-enye ike mgbochi mmiri nke ngwa ngwa, nke nwere ike ịbawanye ikike nke ngwa agha ma meziwanye arụmọrụ mgbochi nke ngwa agha. A na-ejikarị ya na ngwa agha plasta, nke na-ejikọ ya na mmiri mgbachi na sistemụ Mgbidi 3.
Mmetụta nke ihe omume: Mmetụta ndị dị omimi nke Ether's na-abawanye ike mgbochi na nke a gwakọtara agwakọta, ma enwere ike iji ya na eriri ihe, mmiri dị n'okpuru.
Isi mmalite na mmetụta nke mmetụta dị iche iche: mmetụta ndị dị omimi na ihe ciment na ihe ndị sitere na ciment na-abịa site na viscosity nke sel ehuru evether. N'okpuru otu ọnọdụ ahụ, dị elu na viocosity nke sel, ka mma viscosise e nwere, ma ọ bụrụ na viscosity nke ihe onwunwe (dị ka ịrapara na plasta ahụ (dị ka ịrapara na plasta ahụ (dị ka ịrapara na plastality. Ahịrị nke onwe ya na iche iche na-eme nke onwe ya na ihe dị oke ala chọrọ chọrọ obere victose ether. Na mgbakwunye, ihe na-eme ka mmetụta nke cellulose ewer ga-abawanye chọrọ mmiri ciment ma nwekwuo mmeghe nke ngwa agha.
ThixOtropy:
Nnwale ọdịdị nke ọdịiche dị elu nke dị elu na-esiri ike nwere nnukwu Thixtotropy, nke bụkwa isi agwa nke sel. Ọkpụkpụ osisi nke methyl cellulose na-enwe pseudoplity na-abụghị thixotropic dị n'okpuru okpomọkụ ya, mana na-egosipụta Njirimara Flanda Skill na obere shiee. Pseudoplastity na-abawanye na mmụba nke akwara mkpụrụ osisi cellular ma ọ bụ ịta ahụhụ, enweghịkwa ihe ọ bụla gbasara ụdị nke dochie anya. Ya mere, usoro cellulose nke otu viscosit, ma MC, HPMC, ma ọ bụ hemc, na-egosi otu ihe ndị na-egbu egbu nri mgbe niile dị ka uche na ọnọdụ okpomọkụ na-adịgide. Mgbe ọnọdụ okpomọkụ ahụ na-awa, a na-akpụzi gel, na nnukwu ebili mmiri na-aga. Ethshers cellugul nwere nnukwu ịta na obere viscosity na-egosi Thixtotropy ọbụna n'okpuru okpomọkụ gel. Ngwongwo a bara uru nke ukwuu maka idozi ọkwa na ịkpa oke nke ngwa agha ụlọ n'oge owuwu.
Mmam
Kpụrụ na mmetụta na arụmọrụ ọrụ: Celdigul Ether nwere mmetụta nke ikuku dị mkpa na ihe ndị dabeere. Celdlose Ether nwere hydrophy iche (otu Hydroxy) na otu hydrophobic otu (ìgwè methy, ngbasa glucose). Ọ bụ ihe a na-ahụ maka ọrụ dị elu, si otú a na-enwe mmetụta nke ikuku. Mmetụta nke ikuku ga-emepụta bọlbụ, nke nwere ike ime ka arụmọrụ nke ọma, dị ka ịba ụba plastity na ngwa agha, nke bara uru ịgbasa mgbasa ozi; Ọ ga-abawanye nke ngwa agha ma belata ọnụahịa nrụpụta nke ngwa agha.
Mmetụta nke arụ ọrụ: Mmetụta ntinye aka ikuku ga-eme ka ihe omimi nke ihe ndị siri ike ma belata ihe ndị metụtara ya dịka ike na ike modulu.
Mmetụta na ọnya afọ: dị ka ihe na-enye ya n'anya, e nwere mkpụrụ osisi na-eme ka mmetụta ciment, nke ya na nsonaazụ ya na-abawanye na ihe ndị sitere na ihe ndị dabesị ciment, mana nsonaazụ ya na-eme ka ọnya ahụ belata. Mmetụta nke cellose ether na mmiri nke ihe ciment bụ ngwakọta nke nsonaazụ rọba na nke na-eto eto. N'ikwu okwu n'ozuzu, mgbe cellulose egwe na-achasi ike dị ala, ọ na - egosipụta ìhè dị ka ihe na - ebelata mmiri; Mgbe usoro ọgwụgwọ dị elu, mmetụta nke cellose etitise na-abawanye ngwa ngwa, ọ na-eme ka mmetụta ikuku ya jupụta, yabụ, ọ pụtara ìhè dị ka oke mmiri chọrọ.
Oge post: Dec-23-2024