Iyo hydroxyl mapoka panecellulose etherMamolekyudhi uye maatomu eokisijeni pane ether bonds anogadzira hydrogen zvisungo nemamolekyudhi emvura, achineta mvura yakasungwa mumvura yakasungwa, nekudaro ichiridza basa rakanaka mukuchengeta mvura; Iyo yekubatana kwakasiyana pakati pemamolekyudhi emvura uye cellulose ether majaya anobvumira mamorekuru emvura kuti ivhu macromolecular uye nekukasira mvura, iyo inovandudza kuchengetwa kwemvura, Cellulose ether inovandudza iyo rheological zvivakwa, porous network mamiriro ezvemitemo nyowani slement slumry kana iyo firimu-inoumba midziyo ye cellulose ether inotadzisa kusiyana kwemvura.
Kuchengetwa kwemvura kwemasero ether pachayo kunobva pane iyo solubility uye kushomeka kwemheremalose ether pachayo. Iyo hydration kugona kweiyo hydroxyl mapoka ega haina kukwana kubhadhara iyo yakasimba hydrogen zvisungo uye van der masimba emamorekuru, saka zvinongopaza asi hazvigure mumvura. Kana vatadzi vakaunganidzwa mumarara, kwete chete kuti vatsidzike vanoparadza nhumbi dzehydrogen, asiwo maInterchain Hydrogen zvisungo zvinoparara nekuda kwekudyara kwemaketani ari pedyo. Iyo yakakura iyo istsinki, iyo yakakura chinhambwe pakati pevasikana, uye yakakura mhedzisiro yekuparadza hydrogen zvisungo zvehydrogen. Mushure mekunge mheremalose LATTE SWELS, mhinduro inopinda, uye cellulose ether inova ruzha rwemvura, ichigadzira mhinduro yepamusoro-viscosity, iyo inopa basa rekuchengeta mvura.
Zvinhu zvinokanganisa kudzokorora kwemvura:
Viscosity: Iyo yakakura viscosity ye cellulose ether, iyo yakakwira yekuchengetedza mvura, iyo yakakwira iyo hama yekonolose ether, uye iyo inogadzirisa zvakaringana, iyo ine kukanganisa kwakashata pane kuita kwekuvaka uye kwekuvaka yemota. Kazhinji, nezvechigadzirwa chimwe chete, iyo viscosity inoguma yakayerwa nenzira dzakasiyana dzakasiyana siyana, saka kana uchifananidza iwo maitiro akafanana (kusanganisira tembiricha, rotaricha, etc.).
Kuwedzera huwandu: Iyo yakakura huwandu hwe cellulose ether yakawedzerwa kune dhiri, zvirinani kudzokorora kwemvura. Kazhinji, chidiki chidiki che cellulose ether chinogona kuvandudza kwazvo iyo mvura yekuchengetwa kwemvura yerufu. Kana huwandu hwacho hwasvika kune imwe nhanho, maitiro ekuwedzera ekuchengetedza mvura chiyero chinononoka.
CHITSAUKO CHINOKOSHA: Iyo yakanakisa zvidimbu, zviri nani kuchengetwa kwemvura. Kana zvikamu zvakakura zve cellulose ether kusvika mukubatana nemvura, pamusoro pazvo zvinopera uye zvinoumba gel kuputira zvinyorwa zvekudzivirira mamorekuru kubva mukuenderera mberi. Dzimwe nguva, kunyangwe kusimudzira kwenguva refu hakugone kupararira kwunifomu uye kupaza, kuumba sosi yekufemera kana kuungana zvakanyanya, izvo zvinokanganisa kuchengetwa kwemvura kune cellucose ether. Solubility ndechimwe chezvinhu zvekusarudza cellulose ether. Fineness zvakare ndiyo yakakosha performance chiratidzo che methyl cellelose ether. Finenses inobata iyo solubility ye methyl cellulose ether. Coarser
Kupisa Kana tembiricha ikasimuka, hyderation yePolymers inopera simba, uye mvura iri pakati pemaketani inodzingwa. Kana kushomeka kwakakwanira, mamorekuru anotanga kuunganidzira kuti agadzire matatu-dimensional network network chimiro chema.
Molecular chimiro: Cellulose ana ana vana nekudzikira kutsiviwa kuve nekuvandudza kwemvura.
Kuremedza uye iyo thixotropy
Kukakavara:
Chishandiso pakurongedza kugona uye anti-sagging performance: cellulose etery inopa mongororo yakanaka yakanaka, iyo inogona kuwedzera kugona kwekuremerwa kwemutumbi uye nekuvandudza mashandiro eAnti-satire. Iyo inoshandiswa zvakanyanya mulastering motsi, tile kurongedza merare uye kunze kwemadziro ekunze insulation system 3.
Mhedzisiro yeMidziyo Homogeneity: Iyo inokatyamadza yeCellulose Kuwedzeredza Kugona kweAnti-Fungisai Zvekunyanyisa, Sangano remvura, uye underwater concrete uye yekuzvibata-converting concrete .
Kunobva uye pesvedzero yeiyo inoshamisa mhedzisiro: Iyo inoshamisa mhedzisiro ye cellulose ether pa coment-yakavakirwa zvinhu zvinobva kune viscosity ye cellulose gadziriso. Pasi pemamiriro ezvinhu akafanana, iyo yepamusoro ye cellulose ether, iri nani iyo visikopo yeiyo Conement Sement-based Spement, iyo ichikanganisa iyo yekunyepedzera uye yekupedza zvinhu (sekunonamatira kune iyo banga riri pasi ). Kuzvibata-kuyambuka dhaka uye kuzvimiririra-compacting concrete ine yakakwirira fluidity zvinodiwa zvinoda kwazvo viscosity yakaderera ye cellulose ether. Uye zvakare, iyo inoshamisa mhedzisiro ye cellulose ether ichawedzerawo mvura yekuda kwemvura yeiyo coment-yakavakirwa zvinhu uye kuwedzera iyo yakabudiswa.
The thiskotropy:
Yakakwira-viscosity cellulose ether mhinduro yemvura ine yakakwira thixotropy, iyo zvakare hombe hunhu hwe cellulose ether. Mhedzisiro yekugadzirisa yeMethyl Cellulose inowanzove nePseudoplasticsity uye isiri-thixotropic fluidity pazasi payo its gleng, asi inoratidza Newtonian Flow Posses kuderera Shear mitengo. Pseudoplastical inowedzera nekuwedzera kwemasero ether molecular uremu kana kusunganidzwa, uye haina chekuita nemhando yekutsiva uye degree rekutsiva. Naizvozvo, mheremalose eter of the seny gracosity giredhi, ingave mc, hpmc, kana hemc, gara uchiratidza zvimwe zvinhu zvechitsidzo kwenguva yakareba sekusangana uye tembiricha ichiramba ichiripo. Kana tembiricha ichisimuka, gleral gel inoumbwa, uye yakakwira yeTixotropic kuyerera kunoitika. Cellulose ana vana neakanyanya kusunganidzwa uye yakaderera viscosity show thiskitropy kunyangwe pazasi pegomba tembiricha. Ichi chivakwa chinobatsira chaizvo kugadzirisa kuwanda uye kusekerera kwekuvaka mucheche panguva yekuvaka.
Mhepo Yekukwikwidza
Nheyo uye maitiro pakushanda performance: cellulose ether ine yakakosha yemhepo yekukwikwidza maitiro pane nyowani simenti-yakavakirwa zvinhu. Cellulose ether ine ese maHydrophic mapoka (hydroxyl mapoka, ether mapoka) uye mapoka e hydrophobic (methyl mapoka, zvindori zveglucose). Iyo iri surfactant ine nzvimbo yemusoro, nekudaro ine mweya wekupindirana. Mhedzisiro yemhepo inoburitsa bhora mari, iyo inogona kuvandudza kushanda kwekushanda kwezvinhu zvitsva zvakavhenganiswa, sekuwedzera kupurasitiki panguva yekuvhiringidzika, iyo inobatsira kupararira kwemotokari; Izvo zvichawedzerawo kubudiswa kwemutema uye kuderedza mutengo wekugadzira wedhaka.
Mhedzisiro pazvinhu zvemhepo: Mhepo inomhan'arira ichawedzera porosity yezvakaomeswa uye kuderedza michina yayo michero yakadai sesimba uye elastic modulus.
Chishandiso chiri paFlidiity: Sechikadzi, cellulose ether ine yakanyorova kana yekuisa mbozita pane iyo mhepo yekushambadzira inowedzera iyo simende yezvinyorwa zveSement, asi iyo isingakanganisike ichaita kuti uderedze fluidity. Mhedzisiro ye cellulose ether pane iyo fluidity yeiyo simende-yakavakirwa zvinhu kusanganiswa kwepasirese uye kwakakora mhedzisiro. Kazhinji, apo cellulose ether dosage yakanyanya kuderera, inonyanya kuratidzira seplasticzing kana mvura yekuderedza mhedzisiro; Kana Dosage yakakwira, mhedzisiro yemasero yekuwedzera inowedzera nekukurumidza, uye iyo yemhepo yekushambadzira inowanzogutsa, saka inoratidzira sekuda kana kuwedzera kwemvura.
Kutumira Nguva: Dec-23-202024