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I-Cellulose ether iyi-polymer yokwenziwa eyenziwe nge-cellulose yemvelo ngokuguqulwa kwamakhemikhali. I-Cellulose ether iphuma ku-cellulose yemvelo. Ukukhiqizwa kwe-cellulose ether kuhlukile kuma-polymers okwenziwa. Impahla yayo eyisisekelo i-cellulose, isakhi se-polymer yemvelo. Ngenxa ye ...Funda kabanzi»
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Odakeni olomile, i-cellulose ether iyisengezo esiyinhloko esingathuthukisa kakhulu ukusebenza kodaka olumanzi futhi sithinte ukusebenza kokwakhiwa kodaka. I-Methyl cellulose ether idlala indima yokugcina amanzi, ukuqina, kanye nokwenza ngcono ukusebenza kokwakhiwa. Ukugcinwa kahle kwamanzi...Funda kabanzi»
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Eminyakeni yamuva nje, ngokusetshenziswa kancane kancane kwezinqubomgomo ezifanele zokubambelela emcabangweni wokuthuthukiswa kwesayensi nokwakha umphakathi owonga izinsiza, udaka lwezwe lami lokwakha lubhekene noshintsho olusuka odakeni lwendabuko luye odakeni oluxutshwe okomile, kanti ukwakhiwa kuxutshwe okomile. ...Funda kabanzi»
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Udaka lwempushana eyomile udaka lwepolymer olomile oluxubile noma udaka olomile olwakhiwe ngaphambilini. Iwuhlobo lukasimende negypsum njengesisekelo esiyinhloko. Ngokwezidingo ezihlukene zokusebenza kwesakhiwo, izilinganiso zokwakha impuphu eyomile nezithasiselo zengezwa ngengxenye ethile. Yisakhiwo sodaka...Funda kabanzi»
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I-viscosity iyipharamitha ebalulekile yokusebenza kwe-cellulose ether. Ngokuvamile, ukuphakama kwe-viscosity, kuba ngcono umphumela wokugcina amanzi we-gypsum mortar. Kodwa-ke, lapho i-viscosity iphezulu, isisindo samangqamuzana e-cellulose ether siyakhuphuka, kanye nokwehla okuhambisanayo kwe-so...Funda kabanzi»
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1. Ama-Cellulose ethers (MC, HPMC, HEC) MC, HPMC, kanye ne-HEC avame ukusetshenziswa ekwakheni i-putty, upende, udaka neminye imikhiqizo, ikakhulukazi ukugcina amanzi nokugcobisa. kuhle. Indlela yokuhlola neyokuhlonza: Kala amagremu angu-3 e-MC noma i-HPMC noma i-HEC, yifake ku-300 ml wamanzi bese ugoqa ...Funda kabanzi»
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Ngodaka oluhlanganisiwe, inani elingeziwe le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kodaka olumanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kodaka. Ukukhetha okunengqondo kwama-cellulose ethers ezinhlobonhlobo ezahlukahlukene, i-visc ehlukile ...Funda kabanzi»
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I-Cellulose ether iyi-polymer engeyona i-ionic semi-synthetic, encibilika emanzini futhi encibilika. Inemiphumela ehlukene ezimbonini ezahlukene. Isibonelo, ezintweni zokwakha zamakhemikhali, zinemiphumela eyinhlanganisela elandelayo: ①I-ejenti egcina amanzi, ②Thickener, ③Leveling property, ④Film f...Funda kabanzi»
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Njengamanje, ama-masonry amaningi kanye ne-plastering mortars anokusebenza kahle kokugcina amanzi, futhi udaka lwamanzi luzohlukana ngemva kwemizuzu embalwa yokuma. Ngakho-ke kubaluleke kakhulu ukwengeza inani elifanele le-cellulose ether odakeni lukasimende. 1. Ukugcinwa kwamanzi kwe-cellulose ether Amanzi kabusha...Funda kabanzi»
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I-self-leveling mortar ingathembela esisindweni sayo ukwenza isisekelo esiyisicaba, esibushelelezi nesiqinile ku-substrate yokubeka noma ukubopha ezinye izinto, futhi ngesikhathi esifanayo ingakwazi ukwenza ukwakhiwa okukhulu nokuphumelelayo. Ngakho-ke, i-fluidity ephezulu iyisici esibaluleke kakhulu sokuzilinganisa ...Funda kabanzi»
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I-Desulfurization gypsum iyi-gypsum yomkhiqizo wezimboni etholakala ngokususa i-sulfurizing nokuhlanza igesi ekhishwayo ekhiqizwa ngemva kokushiswa kukaphethiloli oqukethe isibabule ngomcako ocolekile noma i-limestone powder slurry. Ukwakheka kwayo kwamakhemikhali kuyafana nalokhu kwe-dihydrate gypsum yemvelo, ikakhulukazi i-CaS...Funda kabanzi»
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I-Cellulose Etere Ukuhlelwa I-Cellulose ether yitemu elivamile lochungechunge lwemikhiqizo ekhiqizwa ukusabela kwe-alkali cellulose kanye ne-ejenti etherifying ngaphansi kwezimo ezithile. Lapho i-alkali cellulose ithathelwa indawo ama-ejenti e-etherifying ahlukene, kuzotholakala ama-cellulose ether ahlukene. Ac...Funda kabanzi»