Nnukwu viscosityCMCbụ ọcha ma ọ bụ mmiri ara ehi na-acha ọcha fibrous ntụ ntụ ma ọ bụ granules, nke nwere njupụta nke 0.5-0.7 g / cm3, ọ fọrọ nke nta ka ọ bụrụ ísì, enweghị ụtọ, na hygroscopic. Ọ dị mfe gbasasịa n'ime mmiri iji mepụta ngwọta colloidal transperent, nke a na-adịghị ahụkebe na ihe mgbaze organic dị ka ethanol. pH nke 1% ngwọta mmiri bụ 6.5 ruo 8.5. Mgbe pH dị> 10 ma ọ bụ <5, viscosity nke gluu ga-ebelata nke ukwuu, na arụmọrụ ga-abụ nke kacha mma mgbe pH bụ 7. Ogo nke CMC nnọchi na-emetụta kpọmkwem solubility, emulsification, na nkwalite nke CMC. Nkwenye, nkwụsi ike, nguzogide acid na nnu nnu na ihe ndị ọzọ.
A na-ekwenyekarị na mgbe ogo ngbanwe dị gburugburu 0.6-0.7, arụ ọrụ emulsifying dị mma, na mmụba nke ogo nke nnọchi, a na-emeziwanye ihe ndị ọzọ. Mgbe ogo ngbanwe karịrị 0.8, nguzogide acid ya na nguzogide nnu na-abawanye nke ọma. .
Isi ihe na-egosi iji tụọ ogo CMC bụ ogo nnọchi (DS) na ịdị ọcha. N'ozuzu, ihe onwunwe nke CMC dị iche iche ma ọ bụrụ na DS dị iche; ọkwa dị elu nke ngbanwe, otú ahụ ka ike na-esiwanye ike, na mma nghọta na nkwụsi ike nke ngwọta. Dị ka akụkọ si kwuo, nghọta nke CMC ka mma mgbe ogo nke nnọchi bụ 0.7-1.2, na viscosity nke ngwọta mmiri ya bụ nke kasị ukwuu mgbe pH uru bụ 6-9.
Àgwà nke CMC okokụre ngwaahịa tumadi dabere na ngwọta nke ngwaahịa. Ọ bụrụ na ngwọta nke ngwaahịa ahụ doro anya, e nwere ihe ole na ole gel, eriri free, na ntụpọ ojii nke adịghị ọcha, a na-ekwenyesi ike na àgwà CMC dị mma. Ọ bụrụ na a na-ahapụ ihe ngwọta maka ụbọchị ole na ole, ngwọta adịghị apụta. Ọcha ma ọ bụ turbid, mana ka doro anya, nke ahụ bụ ngwaahịa ka mma!
1. Nkenke iwebata ọkwa ọkwa teknụzụ viscosity dị elu na ọkwa teknụzụ dị ala CMC maka mmiri igwu mmiri.
1. CMC apịtị nwere ike ime ka mgbidi nke ọma na-etolite achicha dị nro na nke siri ike na obere permeability, na-ebelata mmiri ozuzo.
2. Mgbe agbakwunyere CMC na apịtị ahụ, onye na-egwupụta ihe nwere ike ịnweta ike mbido mbụ dị ala, nke mere na apịtị nwere ike ịhapụ gas a na-etinye n'ime ya ngwa ngwa, n'otu oge ahụ, a ga-atụfu ihe mkpofu ngwa ngwa n'olulu apịtị.
3. Ịkụ ala apịtị, dị ka ndị ọzọ suspensions na dispersions, nwere ụfọdụ shelf ndụ. Ịgbakwunye CMC nwere ike ime ka ọ kwụsie ike ma mee ka ndụ dị ogologo.
4. Apịtị nwere CMC adịghị emetụta ebu, n'ihi ya, ọ dịghị mkpa ịnọgide na-enwe ọnụ ahịa pH dị elu ma jiri ihe nchekwa.
5. Nwere CMC dị ka onye na-agwọ ọrịa maka mkpọpu apịtị flushing mmiri, nke nwere ike iguzogide mmetọ nke dị iche iche soluble salts.
6. CMC nwere apịtị nwere ezigbo nkwụsi ike ma nwee ike ibelata mmiri na-efunahụ ọ bụrụgodị na okpomọkụ dị n'elu 150 ° C.
Nkwupụta: CMC nwere viscosity dị elu na ọkwa dị elu nke nnọchi dị mma maka apịtị nwere obere njupụta, yana CMC nwere viscosity dị ala na ọkwa dị elu nke nnọchi kwesịrị ekwesị maka apịtị nwere oke njupụta. Nhọrọ nke CMC kwesịrị ikpebi dịka ọnọdụ dị iche iche dị ka ụdị apịtị, mpaghara, na omimi nke ọma.
Main ngwa: MB-CMC3 na-arụ ọrụ nke ibuli na ibelata mmiri na-efunahụ na viscosity na-ebuli mmiri mmiri na-egwupụta mmiri, mmiri cimenting na mmiri na-agbaji, iji nweta ọrụ nke ichebe mgbidi, na-ebu ịkpụ, na-echebe ihe ọkụkụ, na-egbochi mfu apịtị na ịba ụba. igba mkpọpu. Gbakwunye ya ozugbo ma ọ bụ mee ka ọ bụrụ gluu ma tinye ya na apịtị, tinye 0.1-0.3% na slurry mmiri ọhụrụ, ma tinye 0.5-0.8% na mmiri nnu.
2. Ngwa nke CMC na mkpuchi mkpuchi
Ebumnuche bụ isi:
Dị ka ihe nkwụsi ike, ọ nwere ike igbochi mkpuchi nkewa n'ihi mgbanwe dị egwu na okpomọkụ.
Dị ka tackifier, ọ nwere ike ime ka ọnọdụ nke mkpuchi ahụ bụrụ otu, nweta ezigbo nchekwa na viscosity ewu, ma zere nnukwu delamination n'oge oge nchekwa.
Na-echebe megide ntapu na sags n'oge eji.
ST, SR usoro ozugbo CMC nwere ike gbazee kpamkpam na nkeji 30, na-eme ka ngwọta colloidal doro anya, nke doro anya, na-enweghị ogologo oge na-akpali akpali.
Ngosipụta teknụzụ mkpuchi mkpuchi ọkwa CMC:
3. Ngwa nke CMC na ụlọ ọrụ seramiiki
Isi ngwa: MB-CMC3 na-eji seramiki dị ka retarder, mmiri na-ejigide ihe, thickener na stabilizer. N'ime usoro mmepụta seramiiki, a na-eji ya na seramiiki ahụ, slurry glaze na ibipụta iji mee ka ike dị nro dịkwuo mma ma melite nkwụsi ike nke slurry glaze.
4. Ngwa nke CMC na ụlọ ọrụ ịsa ahụ
Detergent grade MB-CMC3: A na-eji ihe ncha iji gbochie unyi ka ọ ghara itinyeghachi ya. Ụkpụrụ bụ na enwere mmekọ electrostatic n'etiti unyi na-adịghị mma na ebubo CMC molekul adsorbed na akwa. Na mgbakwunye, CMC nwekwara ike ime ka slurry ma ọ bụ ncha a na-asa ahụ sie nke ọma ma mee ka nhazi nke ihe mejupụtara ya guzosie ike.
5. Ngwa nke CMC na ụlọ ọrụ ntacha eze kwa ụbọchị
Ngwa bụ isi: MB-CMC3 bụ nke a kwụsịrị na kemịkalụ kwa ụbọchị, na-egbochi adịghị ọcha ka ọ ghara izo ọzọ, na-edobe mmiri mmiri, na-eme ka ọ kwụsie ike, na ịgbatị. Ọ nwere uru nke mgbasa ngwa ngwa na adaba iji. Ọnụ ego mgbakwunye bụ 0.3% -1.0%. Ihe ntacha eze na-arụkarị ọrụ nke ịkpụzi na njikọta. Site na ndakọrịta ya nke ọma, ntacha eze na-anọgide na-eguzosi ike ma ghara ikewapụ mmiri. N'ozuzu, usoro a tụrụ aro bụ 0.5-1.5%.
Isii, nkwụsi ike nke CMC gluu viscosity n'ime oge, ntuziaka maka ojiji
1. N'ihi na elu molekụla arọ nke ngwaahịa a, mgbe na-akwadebe MB-CMC3 gluu, mgbasa oge bụ ihe dị ka ọkara otu awa ogologo karịa nke nkịtị CMC;
2. N'ihi nnukwu viscosity nke gluu n'elu 1.2%, ọ dịghị mma iji ntinye uche karịa 1.2% mgbe CMC na-ejikọta ya. N'ozuzu, ọ ka mma ịhọrọ gluu nke nwere ihe dị ka 1.0%;
3. N'ịhọrọ mgbakwunye mgbakwunye nke CMC, a ga-ekpebi ya dị ka ụdị graphite si dị, ebe a kapịrị ọnụ na ọnụ ọgụgụ nke carbon black (onye na-eme ihe na-eduzi) na-edobere, na mkpokọta mgbakwunye n'ozuzu bụ 0.5% ^ 1.0%;
4. A na-achịkwa viscosity nke slurry na ihe dị ka 2500mPa.s, nhazi na nhazi nke slurry ga-aka mma, nke na-eme ka ọ bụrụ otu ihe mkpuchi.
Asaa, njirimara ngwaahịa na uru
1. Ọ nwere nnukwu ihe dị arọ nke molecular, nke nwere ike belata ọnụ ọgụgụ nke CMC agbakwunyere, ma n'otu oge ahụ hụ na viscosity na nkwụsi ike nke slurry;
2. Ọnụ ego CMC agbakwunyere na usoro ahụ na-ebelata ihe dịka 1%, nke nwere ike ime ka ọdịnaya nke ihe ndị na-arụ ọrụ na-eme ka ọ dịkwuo elu ma mee ka ọnụ ọgụgụ ruru eru nke ikike ngwaahịa;
Oge nzipu: Jan-05-2023