Umnyombo wamathayili akhazimulayo acwebezelayo, okuyingxenye yesikhumba kumathayili, anomphumela wokuguqula amatshe abe yigolide, anikeze izingcweti zobuciko be-ceramic ukuthi kungenzeka zenze amaphethini acacile ebusweni. Ekwenziweni kwamathayili acwebezelayo, ukusebenza kwenqubo ye-glaze eqinile kufanele kulandelwe, ukuze kufinyelelwe isivuno esikhulu nekhwalithi. Izinkomba eziphambili zokusebenza kwenqubo zayo zibandakanya ukubonakala, uketshezi, ukusakazeka, ukumiswa, ukugcwala komzimba okukhanya komzimba nokubushelelezwa. Ekukhiqizweni kwangempela, sihlangabezana nezidingo zethu zokukhiqiza ngokulungisa ifomula yezinto zokwakha ama-ceramic kanye nokwengeza ama-ejenti asiza amakhemikhali, ijubane le-CORDBOXYL no-CMC, phakathi kwalo i-CMC futhi inomphumela wokuqothula. I-Sodium Trilolyphosphate kanye ne-ejenti ye-ejenti ye-liquid degumming i-PC67 inemisebenzi yokuhlakazeka nokukhomba, kanye nokulondolozwa ukubulala amagciwane kanye nama-microorganisms ukuvikela i-methyl cellulose. Ngesikhathi sokugcina isikhathi eside se-glishry, ama-ion ku-glirry slurry kanye namanzi noma amafomu we-methyl form insolubles kanye ne-thixotropy, kanye ne-methyl gerop, neqembu le-methyl ku-glaze slurry lehle. Lo mbhalo uxoxa ngokuyinhloko ukwandisa i-methyl isikhathi esisebenzayo sokuqinisa ukusebenza kwenqubo ye-glyl cm athinteka kakhulu yi-methyl cmc, inani lamanzi angena ebholeni, inqubo yokugembula efomula, inqubo ecubungula kanye nokuqina.
1. Umphumela we-methyl group (CMC) kwizakhiwo ze-glaze slurry
I-Carboxymethyl Cellulose CMC iyingxenye ye-polyanionic enamanzi amahle atholakala ngemuva kokuguqulwa kwamakhemikhali kwemicu yemvelo (i-alkali cellulose kanye ne-ejenti ye-ejenti ye-chlororoacetic), futhi futhi i-organymer ye-organ. Ngokuyinhloko sebenzisa izakhiwo zayo zokubopha, ukugcinwa kwamanzi, ukuhlukahluka kokumiswa, kanye ne-decondenation ukwenza i-glaze ingabushelelezi nobuncane. Kunezidingo ezihlukile zokuvulelwa kwe-CMC, futhi ihlukaniswe ngama-viscosities aphezulu, aphakathi nendawo, aphansi, aphansi. Amaqembu aphezulu aphansi futhi aphansi-we-methyl atholakala ikakhulu ngokulawula ukonakala kwe-cellulose - okungukuthi, ukwephulwa kwamaketanga ama-cellulose molecular amaketanga. Umphumela obaluleke kakhulu ubangelwa umoya-mpilo emoyeni. Izimo ezibalulekile zokuphendula zokulungiselela i-Vissusity CMC ephezulu, i-nitrogen flushing, ukupholisa nokuqandisa, ingeze i-ejenti exhumanisa ne-distriant kanye ne-distrings. Ngokwe-Scheme 1, iScheme 2, noSkime 3, kungatholakala ukuthi yize ukuhlakanipha kwe-vescusity methyl gerod kuphansi kunalokho kwe-glaze slurry ephezulu, ukuqina kokusebenza kwe-glaze butter. Ngokwesimo, i-vescusity ye-methyl qembu ephansi kakhulu i-oxidi eyenziwe kakhulu kune-hessusive ye-methyl group futhi inamaketanga amafushane amamolekisi. Ngokusho komqondo wokukhuphuka kwe-entropy, kuyisimo esizinzile ngokwengeziwe kune-hessusity ye-methyl get. Ngakho-ke, ukuze uphishekele ukuzinza kwefomula, ungazama ukwandisa inani lamaqembu aphansi aphansi, bese usebenzisa ama-CMC ama-CMCs ukuze aqinise izinga lokugeleza, ukugwema ukuguquguquka okukhulu ekukhiqizweni ngenxa yokungazinzi kwe-CMC eyodwa.
2. Umphumela wenani lamanzi angena ebholeni ekusebenzeni kwe-glaze slurry
Amanzi efomula ye-glaze ehlukile ngenxa yezinqubo ezahlukahlukene. Ngokusho kobubanzi bamagremu angama-38-45 wamanzi angezwe kuma-gramu ayi-100 wezinto zomile, amanzi angagcoba izinhlayiya ezinama-slurry futhi asize nokugaya, futhi kunganciphisa ne-thixotropy ye-glaze slurry. Ngemuva kokubuka iScheme 3 noSkime 9, singathola ukuthi yize ijubane lokuhluleka kweqembu le-methyl ngeke lithintwe inani lamanzi, elinye elinamanzi amancane kulula ukuligcina futhi lithambekele ekuvezeni kwezulu ngesikhathi sokusetshenziswa nokugcinwa. Ngakho-ke, ekukhiqizweni kwethu kwangempela, izinga lokugeleza lingalawulwa ngokunciphisa inani lamanzi angena ebholeni. Ngenqubo yokufafaza glaze, amandla adonsela phansi aphezulu kanye nokukhiqizwa kwamanani okugeleza kwamazinga aphezulu aphezulu kungamukelwa, kepha lapho ubhekene ne-glaze yesifutho, kudingeka sikhuphule inani le-methyl namanzi ngendlela efanele. I-viscosity ye-glaze isetshenziselwa ukuqinisekisa ukuthi indawo ekhazimulayo ibushelelezi ngaphandle kwempuphu ngemuva kokufafaza glaze.
3. Umphumela wokuqukethwe kweKaolin kwi-Glaze Slurry Properties
I-Kaolin iyiminerali ejwayelekile. Izakhi zayo eziphambili yiminerali yaseKaolonite kanye nenani elincane leMontmorillonite, Mica, Chlorite, FeldSpar, njll. Ihlala isetshenziswa njenge-ejenti yokumisa ama-inorganic kanye nokwethulwa kwe-alumina e-allina. Ngokuya ngenqubo yokukhazimula, iyashintshashintsha phakathi kuka-7-15%. Ngokuqhathanisa iScheme 3 ngeScheme 4, singakuthola lokho ngokwanda kokuqukethwe kweKaolin, izinga lokugeleza kwe-Glaze Slurry lenyuka futhi akulula ukulixazulula. Lokhu kungenxa yokuthi i-viscosity ihlobene nokwakheka kwamaminerali, usayizi wezinhlayiyana nosayizi we-cation odakeni. Ngokuvamile, okuqukethwe okwengeziwe kweMontmorillonite, amanembe ahle kakhulu, akhuphuka ngokubonakalayo, futhi ngeke kwehluleke ngenxa yokuguguleka kwamagciwane, ngakho-ke akulula ukuguquka ngokuhamba kwesikhathi. Ngakho-ke, ku-Glazes adinga ukugcinwa isikhathi eside, kufanele sikhuphule okuqukethwe kwe-kaolin.
4. Umphumela wesikhathi sokugaya
Inqubo yokuchotshozwa yokugaya ibhola izodala ukulimala kwemishini, ukufudumeza, i-hydrolysis kanye nomonakalo ongokoqobo kwe-CMC. Ngokuqhathanisa nohlelo 3, uhlelo 5 nohlelo 7, singathola ukuthi yize ukuhlakanipha kokuqala kweScheme 5 kuphansi ngenxa ye-kaolin kanye ne-ionic Force, i-viscosity enamandla) kulula ukuyigcina isikhathi eside futhi akukho lula ukuwela. Yize isengezo sengezwa okokugcina kuhlelo 7, yize i-viscosity ikhuphuka inkulu, ukwehluleka kuyashesha futhi. Lokhu kungenxa yokuthi iketanga elinde le-molecular, kube lula ukuthola i-methyl group oxygen ilahlekelwa ukusebenza kwayo. Ngaphezu kwalokho, ngoba ukusebenza kahle kwebhola kuphansi ngoba akungezwa ngaphambi kokulungiswa, ubumsulwa be-slurry buphakeme futhi amandla phakathi kwezinhlayiya ze-kaolin abuthakathaka.
5. Umphumela Wokulondolozwa
Ngokuqhathanisa ukuhlolwa 3 ngokuhlola 6, i-glaze slurry eyengezwe ngezivikelo kungagcina ukubonwa ngaphandle kokuncipha isikhathi eside. Lokhu kungenxa yokuthi izinto eziphambili ze-CMC ze-CMC zicwengekile ukotini, okuyinto ehlanganisiwe ye-organic polymer, futhi isakhiwo sayo se-glycosidic siqinile ngaphansi kwesenzo sama-enzyme alula kakhulu, i-macromolecular chain ye-CMC izophuka ngokungenakuphikwa ukwakha ama-molecule we-glucose ngamunye. Inikeza umthombo wamandla ama-microorganisms futhi ivumela amagciwane ukuthi akhiqize ngokushesha. I-CMC ingasetshenziswa njenge-stabilizer yokumiswa ngokususelwa isisindo sayo esikhulu samangqamuzana, ngakho-ke ngemuva kokuthi i-biodeGraded, umphumela wayo wokuqala wokuqina ngokomzimba nawo uyanyamalala. Indlela yokusebenza kwezindawo zokugcina ukulawula ukusinda kwama-microorganisms kubonakaliswa ikakhulukazi esicini sokungasebenzi. Okokuqala, kuphazamisa ama-enzyme ama-microorganisms, kubhubhise imetabolism yawo ejwayelekile, futhi kuvimbela umsebenzi wama-enzyme; Okwesibili, ihlanganise futhi yandisa amaprotheni ama-microbial, ukuphazamisa ukusinda kwabo nokuzala; Okwesithathu, ukuvumela kwe-membrane ye-plasma kuvimbela ukuqedwa kanye nemetabolism yama-enzyme ezintweni zomzimba, okuholela ekungeneni nasekuguqulweni. Enqubweni yokusebenzisa ukulondolozwa, sizothola ukuthi umphumela uzobenza buthaka ngokuhamba kwesikhathi. Ngaphezu kwethonya lekhwalithi yomkhiqizo, kudingeka futhi sicabangele isizathu esenza ukuthi amabhaktheriya athuthukise ukumelana nezindawo zokugcina zesikhathi eside ngokuzalanisa nokuhlolwa. , ngakho-ke inqubo yangempela yokukhiqiza kufanele sithathe indawo ehlukile yezivikelo zesikhathi esithile.
I-6. Ithonya lokulondolozwa okuvaliwe kwe-glaze slurry
Kunemithombo emibili eyinhloko yokwehluleka kwe-CMC. Enye i-oxidation ebangelwa ukuxhumana nomoya, kanti enye ingukuguguleka kwamagciwane okubangelwa ukuvezwa. Ukshukela kanye nokumiswa kobisi neziphuzo esingakubona ezimpilweni zethu nazo ziqiniswe yi-Trimerization ne-CMC. Imvamisa banempilo eshalofini cishe yonyaka owodwa, futhi okubi kakhulu izinyanga ezingama-3-6. Isizathu esiyinhloko ukusetshenziswa kwensangu ye-Ingactivation kanye nobuchwepheshe bokugcina obuka uphawu, kuhloswe ukuthi i-glaze kufanele iboshwe futhi igcinwe. Ngokuqhathanisa nohlelo 8 nohlelo 9, singathola ukuthi i-glaze egcinwe kwisitoreji sezindiza ingalondoloza ukusebenza kwezinzile isikhathi eside ngaphandle kwezulu. Yize ukulinganisa kuholela ekuchayweni komoya, akuhlangani okulindelwe, kepha kusenaso isikhathi eside sokugcina. Lokhu kungenxa yokuthi ngokusebenzisa i-glaze egcinwe esikhwameni esivalekile ihlukanisa ukuguguleka komoya namagciwane futhi isondele impilo yeshalofu le-methyl.
7. Umthelela wokuqina ku-CMC
Ukuqina kuyinqubo ebalulekile ekukhiqizeni glaze. Umsebenzi wayo oyinhloko ukwenza ukwakheka kwawo umfaniswano ongeziwe, ususe igesi eyeqile futhi ubole ezinye izinto eziphilayo, ukuze indawo ye-glaze ibushelelezi ngesikhathi ngaphandle kwama-mainholes, ama-concave glaze nezinye iziphambeko. Imicu ye-CMC polymer ebhujiswe ngesikhathi senqubo yokugaya ibhola iyaxhunyelwa futhi izinga lokugeleza liyanda. Ngakho-ke, kuyadingeka ukuqina isikhathi esithile, kepha ukuqina kwesikhathi eside kuzoholela ekukhiqizeni kabusha kwe-microbial kanye nokuhluleka kwe-CMC, okuholela ekunciphiseni kwezinga lokugeleza kanye nokwanda kwegesi, ngakho-ke kudingeka ukuthi usebenzise i-glaze slurry. Ekukhiqizweni kwangempela kwefekthri ethile, ngoba ukusetshenziswa kwe-glaze akuphansi, ibala elivuthayo lilawulwa yikhompyutha, futhi ukulondolozwa kwe-glaze kunwetshwa imizuzu engama-30. Umgomo oyinhloko ukwenza buthaka i-hydrolysis ebangelwa ukushukumisa i-CMC nokushisa kanye namazinga okushisa akhuphuka ama-microorganisms ande, ngaleyo ndlela enze isikhathi eside ukutholakala kwamaqembu we-methyl.
Isikhathi sePosi: Feb-14-2025