Udaka oluhlanganisiwe oluhlanganisiwe luyinhlanganisela ye-cemential (usimende, umlotha ondizayo, i-slag powder, njll.), I-Coundum, njll. .) Ama-granule, anwebekile e-perlite, i-vermiculite enwetshiwe, njll.) Futhi ama-admixtures ahlanganiswa ngendlela efanayo ngokwengxenye ethile, bese agcwele izikhwama, imigqomo noma ehlinzekwe ngobuningi be-powder esomile.
Ngokusho kwesicelo, kunezinhlobo eziningi zohlobo lwezentengiso, njengodaka olomile lwe-powder forwary, udaka olomile lwe-powder for udaka, udaka olomile lwempuphu for Ground, ukulondolozwa kwempuphu ekhethekile nezinye izinhloso. Ukufingqa, udaka oluhlanganisiwe oluhlanganisiwe lungahlukaniswa ngodaka olujwayelekile oluhlanganisiwe (ubumbano, ukulungiswa kodaka oluhlanganisiwe) nodaka olukhethekile oluhlanganisiwe. Udaka olukhethekile oluhlanganisiwe lubandakanya: Ukuzilinganisa kwesitezi kodumbu, impahla engamelana nokuvimbela phansi, i-ejenti ye-inorganic caulking, udaka lwamanzi, udaka olungaphandle, udaka lokuvikelwa komhlaba, njll.
Uhlobo oluningi oluhlanganisiwe ludinga ama-admixtures ezinhlobonhlobo ezahlukahlukene kanye nezindlela ezahlukahlukene zesenzo ezizokwakhiwa ngenombolo enkulu yezivivinyo. Uma kuqhathaniswa nokumangala kokhonkolo kwendabuko, ama-malixtures ahlanganisiwe ahlanganisiwe angasetshenziswa kuphela ngefomu le-powder, kanti okwesibili, ancibilika emanzini abandayo, noma ancibilike kancane kancane ngaphansi kwesenzo se-Alkali ukuze asebenze umphumela wawo ofanele.
1
I-Cellulose Ether Methyl Cellulose (MC), I-Hydroxypropyl methyl cellulose (HPMC)na-I-Hydroxyyethyl methyl cellulose (hemc)Zonke zenziwe ngezinto zemvelo ze-polymer (ezinjengokotini, njll.) Okungeyona i-Ether ekhishwe yi-Ether ye-Chelvule Zibonakaliswa yi-solubility yamanzi ebandayo, ukugcinwa kwamanzi, ukuqina, ukuhlangana, ukwakheka kwamafilimu, ukugcotshwa kwamafilimu, okungekho-ionic kanye nokuqina kwe-PH. I-solubility yamanzi ebandayo yalolu hlobo lomkhiqizo ithuthukiswa kakhulu, futhi amandla okugcina amanzi ayathuthukiswa, indawo yokukhula kwamanzi iyabonakala, ububanzi bama-bubble womoya owethulwe buncane, futhi umphumela wokwenza ngcono amandla okubopha ngodaka kuthuthukiswe kakhulu.
I-Cellulose Ether ayigcini nje ngezinhlobonhlobo zezinhlobonhlobo, kepha futhi inezinhlobonhlobo zesisindo samangqamuzana kanye ne-viscosity kusuka ku-5MPA. s kuya ku-200,000 MPA. S, umthelela osebenza ngodaka esiteji esisha nangemva kokuqina kwehlukile futhi uhlukile. Inani elikhulu lezivivinyo kufanele zenziwe lapho ukhetha ukukhetha okuthile. Khetha okunhlobonhlobo kwe-cellulose nge-viscosity efanelekile kanye nobubanzi besisindo se-molecular, umthamo omncane, futhi akukho mpahla yokufaka umoya. Ngale ndlela kuphela kungatholakala ngokushesha. Ukusebenza okuhle kwezobuchwepheshe, kepha futhi kunomnotho omuhle.
2. I-redisperible latex powder
Umsebenzi oyinhloko we-Swerener ukuthuthukisa ukugcinwa kwamanzi nokuqina kodaka. Yize kungavimba udaka kusuka ekuqhekekeni (ukwehlisa izinga lokuhwamuka kwamanzi) kuze kube sezingeni elithile, ngokuvamile akusetshenziswa njengendlela yokwenza ngcono ubulukhuni, ukumelana nokumelana kwamanzi ngodaka. Umkhuba wokungeza ama-polymers ukwenza ngcono ukungaphatheki kahle, ubulukhuni, ukumelana nokuqhekeka kanye nokumelana nomthelela wodaka nokhonkolo sekuqashelwe. I-polymer emulsion evame ukusetshenziswa yokuguqulwa kokhonkolo kasimende nosimende ifaka phakathi i-emulsion ye-styrene rubber, i-polyrene-buttery tarber, i-chlorine acetate rubber emulsion, i-polyvinyl acetate, njll. Ngokuthuthuka kocwaningo lwesayensi, hhayi kuphela Imiphumela yokuguqulwa kwama-polymers ahlukahlukene afundzelwe ngokujulile, kodwa futhi nemishini yokuguqulwa, indlela yokusebenzisana phakathi kwama-polymers kanye nosimende, kanye nemikhiqizo ye-Cement Hydration nayo ifundelwe phansi. Ukuhlaziywa okuningi okujulile nokucwaninga, kanye nenani elikhulu lemiphumela yocwaningo lwesayensi selivele.
I-Polymer Emulsion ingasetshenziswa ekukhiqizweni kodaka oluselungiselelwe, kepha kusobala ukuthi akunakwenzeka ukukusebenzisa ngokuqondile ekukhiqizweni kodaka olomile lwempuphu, ngakho-ke kwazalwa i-latex powder. Njengamanje, i-fleader evuselelayo ye-latex esetshenziswa ku-powder eyomile ngokuyinhloko ifaka phakathi: ① Vinyl acetate-ethylene copolymer (Vac / E); ② Vinyl acetate-tert-carbonate copolymer (Vang / Veova); ③ acrylate homopolymer (acrylate); ④ Vinyl acetate homopolymer (VAF); 4) I-Styrere-acrylate Copolymer (SA), njll.
Ukuzijwayeza kufakazele ukuthi ukusebenza kwe-latex evuselelayo ye-latex kuzinzile, futhi kunemiphumela engenakuqhathaniswa yokwenza ngcono amandla okubopha udaka, ukuthuthukisa ubunzima bayo, njll. Ukungenisa amandla, njll. , ethylene, i-vinyl larate, njll. Kunganciphisa kakhulu ukumuncwa kwamanzi kodaka (ngenxa ye-hydrophobicity yayo), okwenza udaka olungamelana nodaka futhi olungapheli, ukuthuthukisa ukuqina kwesimo sezulu futhi uthuthukise ukuqina isimo futhi uthuthukise ukuqina.
Uma kuqhathaniswa nokwenza ngcono amandla aguqukayo kanye namandla eBonding oLinga futhi kunciphisa ubucwebe kwalo, umphumela we-latex evuselelwayo ye-latex ekwenzeni ngcono ukugcinwa kwamanzi ngodaka nokwenza ngcono ukuhlangana kwalo kunqunyelwe. Njengoba ukwengezwa kwe-latex ye-latex evuselelayo kungahlakazeka futhi kubangele inani elikhulu lokungena komoya engxube yodaka, umphumela wayo wokunciphisa amanzi kusobala kakhulu. Vele, ngenxa yesakhiwo esingesihle se-bubble yomoya owethuliwe, umphumela wokunciphisa amanzi awuzange uthuthukise amandla. Ngokuphambene nalokho, amandla kadaka azoncipha kancane kancane ngokunyuka kokuqukethwe kwe-latex evuselelayo ye-latex powder. Ngakho-ke, ekuthuthukisweni kwezinye izidakamizwa ezidinga ukucubungula amandla acindezelayo nawendlela, kuvame ukudingekile ukwengeza i-defombar ngasikhathi sinye ukuze unciphise amandla amabi we-latex amandla kumandla acindezelayo .
3. Defoamer
Ngenxa yokwengezwa kwe-cellulose, isitashi etherther kanye nezinto zokwakha ama-polymer, impahla engenela umoya, incipha amandla acindezelayo, amandla anamandla okucindezela ngesandla, futhi anciphise i-modulos yayo ye-elastic; Ngakolunye uhlangothi, futhi inethonya elikhulu ekubukekeni kodaka, futhi kubalulekile kakhulu ukuqeda ama-bubble omoya owethulwe ngodaka. Njengamanje, ama-powder avekile e-powder avekile asetshenziswa ikakhulukazi eChina ukuxazulula le nkinga, kepha kufanele kuqashelwe ukuthi ngenxa yokuvunywa okuphezulu kodaka lwempahla, ukuqedwa kwama-bubble omoya akuwona umsebenzi olula kakhulu.
4. I-Age-Sagging Agent
Lapho unamathisela ama-cellamic tile, amabhodi e-polystyrene we-folystyrene, futhi asebenzisa i-puble polystyrene inxazoysicle inxazonke, inkinga enkulu ebhekene nayo iyawa. Ukuzijwayeza kufakazele ukuthi ukwengeza isitashi ether, i-sodium bentonite, i-metakaolin ne-montmorillonite kuyisinyathelo esisebenzayo sokuxazulula inkinga yodaka oluwela ngemuva kokwakha. Isixazululo esikhulu senkinga ye-sagging ukwandisa ukucindezelwa kokuqala kwe-shear kodaka, okungukuthi, ukukhulisa i-thixotropy yayo. Kuzinhlelo zokusebenza ezisebenzayo, akulula ukukhetha i-ejenti enhle yokulwa nama-anti-sagging, ngoba kudinga ukuxazulula ubudlelwano phakathi kwe-thixotropy, ukuzokwenza, ukubonakala kanye nokufunwa kwamanzi.
5. I-Shidener
Udaka oluphamba, i-tile grout, udaka olunemibala ehlobise nodaka oluhlanganisiwe olusetshenziselwa udonga lwangaphandle lwe-Thin Plaster Infation Suppetable aspensable for agent engangenwa manzi noma yamanzi, okudinga Yiba nezimpawu ezilandelayo: ① Yenza i-Dydrophobic kaDitdorobic iphelele, futhi igcine imiphumela yesikhathi eside; ② awunawo umthelela ongemuhle emandleni eBonding Ongaphezulu; ③ Abanye abathengi bamanzi bavame ukusetshenziswa emakethe, njenge-calcium stearate, kunzima ukuxutshwa ngokushesha nangokulinganayo ngodaka lukasimende, akulona isengezo esifanelekile se-hydrophobic ngodaka oluxutshwe ngodaka, ikakhulukazi izinto zokufaka zokwakhiwa kwemishini.
Umenzeli osuselwa emanzini asesilweni aseSilane usanda kuthuthukiswa, okuwumkhiqizo osuselwa kubuphofu we-silane otholwe ngokufafaza ama-colloids angenawo ama-colloids angenamikhawulo e-silane kanye nama-anti-casiking. Lapho udaka luxutshwe namanzi, igobolondo elivikelayo le-colloid le-ejenti eliphendulayo lamanzi lincibilika ngokushesha emanzini, futhi likhipha i-sane ehlanganisiwe ukuze iphinde ibe yindawo yokuxuba. Emvelweni omkhulu we-alkaline ngemuva kwe-yment hydration, amaqembu asebenzayo we-hydrophilic e-Hydrophilic eSilane ahlotshiswe amaqembu asebenzayo, kanti amaqembu e-silanol ayaqhubeka nokuphendula ngamaqembu ama-hydroxyl emikhiqizweni yamakhemikhali, ukuze USilane uxhumekile ndawonye ngokuxhumeka ngokuwela uhlelwe ngokuqinile ebusweni bodonga lomgogodla wodaka kasimende. Njengoba amaqembu e-hydrophobic organic aunchical ahlangana ngaphandle kodonga lwe-pore, ingaphezulu lama-pores athola i-hydrophobicity, ngaleyo ndlela alethe umphumela we-hydrophobic ophelele wodaka.
6. Ubiquitin inhibitors
I-Erythrothenic Alkali izothinta ama-aesthetics kasinga osuselwa kuso usimende osuselwa kuso usimende, okuyinkinga evamile edinga ukuxazululwa. Ngokusho kwemibiko, isengezo esekwe ese-resin se-anti-papthether sakheke ngempumelelo muva nje, okuyinto eyimpuphu evuselelayo ngokusebenza okuhle okuvusa amadlingozi. Lo mkhiqizo ulungele kakhulu ukusetshenziswa egqoke izimbozo zosizo, ama-tulties, ama-caulks noma ukuqeda ukwakhiwa kodaka futhi unokuhambisana okuhle nezinye izengezo.
7. I-fiber
Ukungeza inani elifanele le-fiber ku-data lwesibhamu kungakhulisa amandla ashukumisayo, kuthuthukise ubulukhuni, futhi kuthuthukise ukumelana nokuqhekeka. Njengamanje, imicu yokwenziwa yamakhemikhali kanye nemicu yezinkuni ivame ukusetshenziswa ngodaka oluxutshwe nodaka. Imicu yokwenziwa yamakhemikhali, efana ne-fiber eyingqayizivele ye-polypropylene, i-polypropylene fiber, njll ngemuva kokuguqulwa okungaphezulu, nale micu ayinakho kuphela okuqukethwe okuhle, kodwa futhi inokuqukethwe okuphansi, okungathuthukisa ngempumelelo ukumelana neplastiki kanye nokwenza udaka ngodaka. Izakhiwo zemishini azithinteki kakhulu. Ububanzi befayibha yezinkuni buncane, futhi ukunakwa kufanele kukhokhwe ekwandeni kwezidingo zamanzi zodaka lapho ungeza i-wood fiber.
Isikhathi sePosi: Apr-26-2024