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I-Hydroxyethyl cellulose (HEC), okuqinile okumhlophe noma okukhanyayo okuphuzi, okungenaphunga, okungenabo ubuthi okune-fibrous noma okufana nempuphu, okulungiselelwe ngokushintshashintsha kwe-alkaline cellulose kanye ne-ethylene oxide (noma i-chlorohydrin), okungokwama-ether e-cellulose ancibilikayo e-Nonionic. Ngoba i-HEC inezakhiwo ezinhle zokuqina,...Funda kabanzi»
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1. Udaka oluxubile olumanzi: udaka oluxubile luhlobo lwesimende, i-aggregate encane, ingxube namanzi, futhi ngokwezakhiwo zezingxenye ezahlukahlukene, ngokwesilinganiso esithile, ngemva kokulinganiswa esiteshini sokuxuba, kuxutshwe, kuthuthwe kuyiswe endaweni lapho iloli lisetshenziswa khona, bese kungena...Funda kabanzi»
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1. I-Putty isetshenziswa njengento yokwelapha ubuso obuzogqokwa ngezingubo zokwakha. I-Putty iwungqimba oluncane lwe-leveling mortar. I-Putty iklwejwa phezu kwezinto eziqinile (njengekhonkrithi, i-leveling mortar, ibhodi le-gypsum, njll.) Yenza ungqimba lopende lwangaphandle lubushelelezi futhi...Funda kabanzi»
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Ku-mortar exutshwe ngomumo, inani lokwengeza le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kwe-mortar emanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kwe-mortar. Ukukhetha okunengqondo kwama-ether e-cellulose ezinhlobo ezahlukene, i-visc ehlukene...Funda kabanzi»
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Impuphu ye-latex ephinde ihlakazeke iwukuhlakazwa kwempuphu okutholakala ngokufutha kwe-emulsion ye-polymer eguquliwe. Inokuhlakazeka okuhle futhi ingaphinde ihlanganiswe ibe yi-emulsion ye-polymer ezinzile ngemva kokufaka amanzi. Izakhiwo zayo zamakhemikhali zifana ncamashi ne-emulsion yokuqala. Ngakho-ke, Ukuze...Funda kabanzi»
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I-cellulose ether iyi-polymer engeyona i-ionic eyenziwe nge-semi-synthetic, encibilika emanzini futhi incibilika nge-solvent. Inemiphumela ehlukene ezimbonini ezahlukene. Isibonelo, ezintweni zokwakha zamakhemikhali, inemiphumela elandelayo ehlanganisiwe: ① i-ejenti yokugcina amanzi ② i-thickener ③ impahla yokulinganisa ④ ifilimu-...Funda kabanzi»
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Isizathu sokuthi kungani i-hydroxypropyl methylcellulose incibilikiswa kakhulu ku-putty powder? Lapho kukhiqizwa futhi kusetshenziswa i-putty powder, kuzovela izinkinga ezahlukahlukene. Ngemva kokuba i-putty powder ixutshwe namanzi futhi ixutshwe nge-drill kagesi, i-putty izoba mncane njengoba ixutshwa,...Funda kabanzi»
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Ku-mortar exutshwe ngomumo, inani lokwengeza le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kwe-mortar emanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kwe-mortar. Ukukhetha okunengqondo kwama-ether e-cellulose ezinhlobo ezahlukene, i-visc ehlukene...Funda kabanzi»
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Ku-mortar exutshwe ngomumo, inani lokwengeza le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kwe-mortar emanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kwe-mortar. Ukukhetha okunengqondo kwama-ether e-cellulose ezinhlobo ezahlukene, i-visc ehlukene...Funda kabanzi»
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Ku-mortar exutshwe ngomumo, inani lokwengeza le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kwe-mortar emanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kwe-mortar. Ukukhetha okunengqondo kwama-ether e-cellulose ezinhlobo ezahlukene, i-visc ehlukene...Funda kabanzi»
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Njengoba imboni yodaka olomile ithuthuka ngokushesha eShayina, ukusetshenziswa kweglue yethayela le-ceramic kungakhuthazwa ngokuphelele. Ngakho-ke, yiziphi izinkinga ezizovela ekusetshenzisweni okungokoqobo kweglue yethayela le-ceramic? Namuhla, ngizokusiza uphendule ngokuningiliziwe! A, kungani kufanele usebenzise iglue yethayela? 1) Manje imakethe yethayela le-ceramic,...Funda kabanzi»
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1. Incazelo kanye nomsebenzi we-thickener Izithasiselo ezingakhulisa kakhulu i-viscosity yamapende asekelwe emanzini zibizwa ngokuthi ama-thickener. Ama-thickener adlala indima ebalulekile ekukhiqizweni, ekugcinweni nasekwakheni izimbozo. Umsebenzi oyinhloko we-thickener ukwandisa i-viscosity...Funda kabanzi»