CMC muri Glaze Slurry

Intandaro yamabati yometseho ni glaze, ni urwego rwuruhu kuri tile, rukaba rufite ingaruka zo guhindura amabuye zahabu, bigatuma abanyabukorikori babumba bashobora gukora ibishushanyo bigaragara hejuru. Mu gukora amabati asize, hagomba gukurikiranwa imikorere ihamye ya glaze slurry, kugirango igere ku musaruro mwinshi no ku bwiza. Ibipimo nyamukuru byerekana imikorere yacyo harimo ubwiza, gutembera, gutatanya, guhagarikwa, guhuza umubiri-glaze no guhuza neza. Mu musaruro nyirizina, twujuje ibisabwa kugirango tubyare umusaruro duhindura formulaire yibikoresho fatizo bya ceramic no kongeramo imiti ifasha imiti, icyingenzi muri byo ni: CMC carboxymethyl selulose nibumba kugirango duhindure ubwiza, umuvuduko wo gukusanya amazi n’amazi, muri byo CMC nayo ifite Ingaruka. Sodium tripolyphosphate na agent degumming agent PC67 ifite imirimo yo gukwirakwiza no kwangirika, kandi kubungabunga ni ukwica bagiteri na mikorobe kugirango birinde selile methyl. Mugihe cyo kubika igihe kirekire cya glaze, ion ziri muri glaze slurry namazi cyangwa methyl zikora ibintu bitangirika hamwe na thixotropy, kandi itsinda rya methyl muri glaze ryananiwe kandi umuvuduko w umuvuduko ukagabanuka. Iyi ngingo iraganira cyane cyane ku buryo bwo kongera methyl Igihe cyiza cyo guhagarika imikorere yimikorere ya glaze yibasiwe cyane cyane na methyl CMC, ubwinshi bwamazi yinjira mumupira, ingano ya kaolin yogejwe mumata, inzira yo gutunganya, na guhagarara.

1. Ingaruka zitsinda rya methyl (CMC) kumiterere ya glaze slurry

Carboxymethyl selulose CMCni uruganda rwa polyanionic rufite amazi meza yabonetse nyuma yo guhindura imiti ya fibre naturel (alkali selulose na etherification agent chloroacetic aside), kandi nayo ni polymer organic. Koresha cyane cyane imiterere yacyo yo guhuza, kubika amazi, gukwirakwiza guhagarikwa, hamwe na decondensation kugirango ubuso bwa glaze bube bwiza kandi bwuzuye. Hariho ibisabwa bitandukanye kugirango viscosity ya CMC, kandi igabanijemo ibice byo hejuru, biciriritse, hasi, na ultra-low viscosities. Amatsinda maremare kandi maremare ya methyl agerwaho cyane cyane muguhindura iyangirika rya selile - ni ukuvuga kumena ingoyi ya selile. Ingaruka zingenzi ziterwa na ogisijeni mu kirere. Ibyingenzi byingenzi byokwitegura gutegura CMC ni inzitizi ya ogisijeni, gushiramo azote, gukonjesha no gukonjesha, ukongeraho guhuza imiyoboro no gutatanya. Ukurikije ubushakashatsi bwakozwe kuri Scheme 1, Scheme 2, na Scheme 3, urashobora gusanga nubwo nubwo ubwiza bwitsinda rya methyl rifite ubukonje buke buri munsi ugereranije nubw'itsinda rya methyl ryinshi cyane, imikorere ihamye ya glaze ni byiza kurenza iy'itsinda ryinshi rya methyl. Kubijyanye na leta, itsinda rya methyl rifite ubukana buke bwa okiside kurusha methyl groupe-methyl kandi ifite urunigi rugufi. Ukurikije igitekerezo cyo kwiyongera kwa entropiya, ni leta ihamye kuruta methyl groupe-viscosity. Kubwibyo, kugirango ukurikirane ituze rya formulaire, urashobora kugerageza Kongera umubare wamatsinda ya methyl ya viscosity nkeya, hanyuma ugakoresha CMC ebyiri kugirango uhagarike umuvuduko, wirinde ihindagurika rinini mumusaruro kubera ihungabana rya CMC imwe.

2. Ingaruka yubwinshi bwamazi yinjira mumupira kumikorere ya glaze slurry

Amazi muri formula ya glaze aratandukanye kubera inzira zitandukanye. Ukurikije urugero rwa garama 38-45 z'amazi wongeyeho garama 100 z'ibikoresho byumye, amazi arashobora gusiga amavuta ya selile kandi agafasha gusya, kandi birashobora no kugabanya thixotropy ya glaze. Nyuma yo kwitegereza Gahunda ya 3 na Gahunda ya 9, dushobora kubona ko nubwo umuvuduko wo kunanirwa kwitsinda rya methyl utazagerwaho nubwinshi bwamazi, uwufite amazi make biroroshye kubika kandi adakunda kugwa imvura mugihe cyo kuyikoresha no kuyibika. Kubwibyo, mubikorwa byacu nyabyo, umuvuduko wikigereranyo urashobora kugenzurwa no kugabanya amazi yinjira mumupira. Kuburyo bwo gutera glaze, imbaraga zidasanzwe hamwe n’umusaruro mwinshi urashobora gukoreshwa, ariko mugihe duhuye na spray glaze, dukeneye kongera ubwinshi bwa methyl namazi muburyo bukwiye. Ubukonje bwa glaze bukoreshwa kugirango barebe ko ubuso bwa glaze bugenda neza nta poro nyuma yo gutera glaze.

3. Ingaruka yibirimo bya Kaolin kuri Glaze Slurry Properties

Kaolin ni imyunyu ngugu isanzwe. Ibice byingenzi bigize imyunyu ngugu ya kaolinite hamwe na montmorillonite nkeya, mika, chlorite, feldspar, nibindi. Ukurikije uburyo bwo gusiga, bihindagurika hagati ya 7-15%. Mugereranije gahunda ya 3 na gahunda ya 4, turashobora kubona ko hamwe no kwiyongera kwa kaolin, umuvuduko wamazi ya glaze slurry wiyongera kandi ntibyoroshye gukemura. Ni ukubera ko ibishishwa bifitanye isano nuburinganire bwamabuye y'agaciro, ingano y'ibice n'ubwoko bwa cation mubyondo. Muri rusange, uko ibintu byinshi bya montmorillonite, bigenda neza neza, niko bigenda byiyongera, kandi ntibizananirwa kubera isuri ya bagiteri, ntabwo rero byoroshye guhinduka mugihe runaka. Kubwibyo, kuri glazes zikeneye kubikwa igihe kirekire, tugomba kongera ibirimo kaolin.

4. Ingaruka yigihe cyo gusya

Kumenagura urusyo rwumupira bizatera imashini yangiza, gushyushya, hydrolysis nibindi byangiza CMC. Binyuze mu kugereranya gahunda ya 3, gahunda 5 na gahunda 7, dushobora kubona ko nubwo ubwiza bwambere bwa gahunda ya 5 buri hasi kubera kwangirika gukomeye kwitsinda rya methyl kubera igihe kirekire cyo gusya umupira, ubwiza buragabanuka kubera ibikoresho nka kaolin na talc (nibyiza cyane, imbaraga zikomeye za ionic, viscosity nyinshi) byoroshye kubika igihe kirekire kandi ntibyoroshye kugwa. Nubwo inyongeramusaruro yongewe mugihe cyanyuma muri gahunda 7, nubwo ubwiza bwiyongera cyane, gutsindwa nabyo birihuta. Ibi ni ukubera ko igihe kirekire urunigi rwa molekile, biroroshye kubona itsinda rya methyl Oxygene itakaza imikorere yayo. Mubyongeyeho, kubera ko gusya kwumupira ari muke kuko ntabwo byongeweho mbere ya trimerisation, ubwiza bwibisebe buri hejuru kandi imbaraga ziri hagati ya kaolin zidakomeye, bityo glaze slurry ikemuka vuba.

5. Ingaruka zo kubungabunga ibidukikije

Mugereranije Ikigereranyo cya 3 nigeragezwa 6, glaze slurry yongewemo nuburinda irashobora kugumana ubukonje butagabanutse igihe kirekire. Ni ukubera ko ibikoresho nyamukuru bya CMC ari impamba itunganijwe, ikaba ari uruganda rwa polymer kama, kandi imiterere ya glycosideque irakomeye cyane bitewe nigikorwa cyimisemburo y’ibinyabuzima Byoroshye kuri hydrolyze, urunigi rwa macromolecular ya CMC ruzavunika bidasubirwaho kugirango bibe glucose molekile umwe umwe. Itanga ingufu za mikorobe kandi ikemerera bagiteri kubyara vuba. CMC irashobora gukoreshwa nka stabilisateur ihagarikwa hashingiwe ku buremere bwayo bunini bwa molekile, bityo rero iyo imaze kwangirika, ingaruka zayo zo kubyimba kumubiri nazo zirashira. Uburyo bwibikorwa byokwirinda kugenzura ubuzima bwa mikorobe bigaragarira cyane cyane muburyo bwo kudakora. Ubwa mbere, ibangamira imisemburo ya mikorobe, isenya metabolisme isanzwe, kandi ibuza ibikorwa bya enzymes; icya kabiri, irahuza kandi ikanatanga poroteyine za mikorobe, bikabuza kubaho no kubyara; icya gatatu, ubwikorezi bwa plasma membrane bubuza kurandura no guhinduranya metabolisme yimisemburo mubintu byumubiri, bikaviramo kudakora no guhindura. Muburyo bwo gukoresha imiti igabanya ubukana, tuzasanga ingaruka zizacika intege mugihe. Usibye ingaruka zubwiza bwibicuruzwa, dukeneye no gusuzuma impamvu bagiteri zagize imbaraga zo kurwanya imiti igabanya ubukana bwigihe kirekire binyuze mubworozi no gusuzuma. , muburyo rero bwo kubyara umusaruro dukwiye gusimbuza ubwoko butandukanye bwo kubungabunga ibintu mugihe runaka.

6. Ingaruka zo kubika kashe ya glaze

Hano hari amasoko abiri yingenzi yo gutsindwa kwa CMC. Imwe ni okiside iterwa no guhura numwuka, indi ni isuri ya bagiteri iterwa no guhura. Amazi meza no guhagarika amata n'ibinyobwa dushobora kubona mubuzima bwacu nabyo bihindagurika hamwe na trimerisation na CMC. Bakunze kugira ubuzima bubi bwumwaka 1, kandi ibibi ni amezi 3-6. Impamvu nyamukuru nugukoresha kudakora Sterilisation hamwe nubuhanga bwo kubika bifunze, hateganijwe ko glaze igomba gufungwa no kubikwa. Mugereranije na Scheme 8 na Scheme 9, turashobora kubona ko glaze yabitswe mububiko bwumuyaga irashobora gukomeza imikorere ihamye mugihe kirekire nta mvura igwa. Nubwo ibipimo bivamo guhura nikirere, ntabwo byujuje ibyateganijwe, ariko biracyafite igihe kinini cyo kubika. Ni ukubera ko binyuze muri glaze yabitswe mu gikapu gifunze itandukanya isuri yumwuka na bagiteri kandi ikongerera igihe cyo kubaho kwa methyl.

7. Ingaruka zo guhagarara kuri CMC

Guhagarara ninzira yingenzi mubikorwa bya glaze. Igikorwa cyacyo nyamukuru nugukora ibiyigize byinshi, kuvanaho gaze irenze no kubora ibintu bimwe na bimwe kama, kugirango ubuso bwa glaze bworohe mugihe cyo gukoresha nta pinhole, glaze glaze nizindi nenge. Fibre ya CMC polymer yangiritse mugihe cyo gusya umupira irongera irahuzwa kandi umuvuduko wo kwiyongera. Niyo mpamvu, birakenewe guhagarara mugihe runaka, ariko guhagarara kwigihe kirekire bizatuma imyororokere ya mikorobe ndetse no kunanirwa kwa CMC, bigatuma igabanuka ry umuvuduko wubwiyongere bwa gaze, bityo rero dukeneye gushaka impirimbanyi mubijyanye yigihe, muri rusange amasaha 48-72, nibindi nibyiza gukoresha glaze slurry. Mu musaruro nyirizina w'uruganda runaka, kubera ko gukoresha glaze ari bike, icyuma gikurura kigenzurwa na mudasobwa, kandi kubika glaze byongerwa iminota 30. Ihame nyamukuru nuguca intege hydrolysis iterwa na CMC gukurura no gushyushya no kuzamuka kwubushyuhe Microorganism ziragwira, bityo bikongerera igihe amatsinda ya methyl.