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Odakeni lukasimende kanye ne-gypsum-based slurry, i-hydroxypropyl methylcellulose idlala indima enkulu yokugcina amanzi kanye nokuqina, futhi ingathuthukisa ngempumelelo ukunamathela kanye nokumelana nokucwila kwe-slurry. Izinto ezinjengokushisa komoya, izinga lokushisa kanye nesivinini somfutho womoya zizothinta i-volatili...Funda kabanzi»
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1. Izinkinga ezivamile ku-putty powder Ukoma okusheshayo: Lokhu ikakhulukazi ngenxa yenani le-lime calcium powder eyengeziwe (elikhulu kakhulu, inani le-lime calcium powder elisetshenziswe ku-putty formula lingancishiswa ngokufanele) lihlobene nenani lokugcinwa kwamanzi kwe-fiber, futhi lihlobene ne-dr...Funda kabanzi»
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ome ngokushesha Lokhu ikakhulukazi ngenxa yokwengezwa ngokweqile kwe-ash calcium powder (inani le-ash calcium powder elisetshenziswe ku-putty formula lingancishiswa ngokufanele) lihlobene nenani lokugcinwa kwamanzi le-hydroxypropyl methylcellulose, futhi lihlobene nokomisa kodonga. Ukucwecwa i...Funda kabanzi»
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IHydroxypropyl methylcellulose iyi-ether engeyona ionic cellulose ecutshungulwa kusuka kukotini ocolisisiwe ngochungechunge lokusabela kwamakhemikhali. Iwuketshezi olumhlophe olungenaphunga, olungenabuthi oluncibilika emanzini futhi luletha isixazululo se-colloidal esicacile noma esinamafu kancane. Inezici ze-t...Funda kabanzi»
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Igama lesiShayina le-HPMC yi-hydroxypropyl methylcellulose. Ayiyona i-ionic futhi ivame ukusetshenziswa njenge-ejenti egcina amanzi odakeni oluxutshwe okomile. Kuyinto esetshenziswa kakhulu ukugcina amanzi odakeni. Umkhiqizo we-ether osuselwe ku-polysaccharide okhiqizwa i-alkalization kanye ne-etherification. Ayinayo...Funda kabanzi»
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1. Izinkinga ezivamile ku-putty powder eyomile ngokushesha Lokhu kuhlobene ngokuyinhloko nenani le-ash calcium powder eyengeziwe (inkulu kakhulu, inani lomlotha we-calcium powder elisetshenziswe ku-putty formula lingancishiswa ngokufanele) kanye nezinga lokugcinwa kwamanzi kwe-hydroxypropyl methylcellulose (HPMC), futhi liphinde liphinde...Funda kabanzi»
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Redispersible latex powder iyimpushana eqinile emhlophe etholwe ngokufafaza i-latex ekhethekile. Isetshenziswa kakhulu njengesithasiselo esibalulekile "sodaka oluxutshwe okomile" nezinye izinsimbi ezixubene ezomile zezinto zokwakha zobunjiniyela bodonga lwangaphandle. Naka lokhu okulandelayo...Funda kabanzi»
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IHydroxypropyl methylcellulose isetshenziswa kakhulu njenge-dispersant ekukhiqizeni i-polyvinyl chloride, futhi iyi-ejenti eyinhloko eyisizayo yokulungiselela i-PVC ngokumiswa kwe-polymerization. Enqubweni yokwakha yemboni yezokwakha, isetshenziswa kakhulu ekwakhiweni kwemishini njengodonga...Funda kabanzi»
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Izithasiselo eziguquliwe njengezithasiselo zodaka ezixutshwe ngomumo, i-cellulose ethers, izilawuli zokuhlangana, i-latex powder ephindwe kabusha, ama-ejenti afaka umoya, ama-ejenti wamandla okuqala, izinciphisi zamanzi, njll.Funda kabanzi»
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Ukusetshenziswa kwe-hydroxypropyl methylcellulose (HPMC) ekwakheni udaka lokunamathisela udaka: Ukugcinwa kwamanzi okuphezulu kungenza usimende ugcwale amanzi ngokugcwele, kukhulise kakhulu amandla ebhondi, futhi ngesikhathi esifanayo, kungakhuphula ngokufanelekile amandla okubamba kanye namandla okugunda,...Funda kabanzi»
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(1) Ukunqunywa kwe-viscosity: Umkhiqizo omisiwe ulungiselelwa kwisisombululo samanzi esinesisindo esingu-2 ° C, futhi ulinganiswa nge-viscometer ejikelezayo ye-NDJ-1; (2) Ukubonakala komkhiqizo kuyimpuphu, futhi umkhiqizo osheshayo uxhunywe ngokuthi "s". Ungayisebenzisa kanjani i-hydroxyp ...Funda kabanzi»
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Inkomba ye-viscosity ye-hydroxypropyl methylcellulose iyinkomba ebaluleke kakhulu. I-viscosity akumeleli ubumsulwa. I-viscosity ye-cellulose HPMC incike kunqubo yokukhiqiza. Izindawo ezihlukene zokusebenzisa kufanele zikhethe i-cellulose HPMC ene-viscosities ehlukene, hhayi ukuphakama kwe-vi...Funda kabanzi»