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Udaka oluxutywe ngamanzi luyisamente, i-aggregate encinci, umxube, amanzi kunye nezinto ezahlukeneyo ezimiselwa ngokwendlela esebenza ngayo. Ngokwemilinganiselo ethile, emva kokulinganiswa nokuxutywa kwisikhululo sokuxuba, luthuthwa luye kwindawo olusetyenziswa kuyo yilori yokuxuba, luze lufakwe kwisixhobo esikhethekileyo esimanzi ...Funda ngokugqithisileyo»
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Umxube udlala indima ebalulekileyo ekuphuculeni ukusebenza kokwakha udaka oluxutywe nowomileyo, kodwa ukongezwa kodaka oluxutywe nowomileyo kwenza ixabiso lezinto ezisetyenzisiweyo zeemveliso zodaka oluxutywe nowomileyo libe phezulu kakhulu kunelodaka lendabuko, elibangela ngaphezulu kwama-40% exabiso lezinto ezisetyenzisiweyo kwidaka elixutywe nowomileyo ...Funda ngokugqithisileyo»
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I-Hydroxypropyl methylcellulose yenziwe nge-cotton cellulose ecocekileyo kakhulu ngokusebenzisa i-etherification ekhethekileyo phantsi kweemeko ze-alkaline, kwaye yonke inkqubo igqitywa phantsi kokubekwa esweni ngokuzenzekelayo. Ayinyibiliki kwi-ether, i-acetone kunye ne-absolute ethanol, kwaye ivuvukala ibe yi-collo ecacileyo okanye enamafu kancinci...Funda ngokugqithisileyo»
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Isixa esithile se-hydroxypropyl methylcellulose ether sigcina amanzi kwi-mortar ixesha elaneleyo lokukhuthaza ukufuma okuqhubekayo kwesamente kunye nokuphucula ukunamathelana phakathi kwe-mortar kunye ne-substrate. Isiphumo soBukhulu beeParticle kunye nexesha lokuxuba le-Hydroxypropyl Methyl Cellulose Ether ...Funda ngokugqithisileyo»
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I-Cellulose ether luhlobo lwezinto zendalo ezithathwe kwi-polymer, ezineempawu ze-emulsification kunye ne-suspension. Phakathi kweentlobo ezininzi, i-HPMC yeyona inemveliso ephezulu kwaye isetyenziswa kakhulu, kwaye imveliso yayo iyanda ngokukhawuleza. Kwiminyaka yakutshanje, ngenxa yokukhula kwe...Funda ngokugqithisileyo»
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IHydroxypropyl methylcellulose (HPMC) yi-non-ionic cellulose ether eyenziwe nge-cellulose yendalo yepolymer material ngokusebenzisa uthotho lweenkqubo zeekhemikhali. Zingumgubo omhlophe ongenavumba, ongenancasa kwaye ongenatyhefu ovuvukala ube yisisombululo se-colloidal esicacileyo okanye esinamafu kancinci emanzini abandayo. Ine...Funda ngokugqithisileyo»
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Umgubo onamathelayo weGypsum (umgubo owomisa ngokukhawuleza) (Iresiphi 1) Umlinganiselo weBinder (kg) Umgubo welatex ophinda uchitheke 5-5.5 IGypsum retarder 0.5-1 Umgubo weplasta weParis (ubumhlophe obungaphezulu kwama-85) 750 Icalcium enzima (umgubo ophindwe kabini) 250 Ukunamathela okuqinileyo, ixesha lokuvula imizuzu engama-20-30. Umgubo owomileyo ...Funda ngokugqithisileyo»
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I-non-ionic cellulose ether yikhemikhali ebalulekileyo efunekayo kushishino lwezinto zokwakha kunye noshishino lokugquma. Okwangoku, phantsi kwemvelaphi yokwanda okuqhubekayo kwexabiso elipheleleyo lemveliso yoshishino lokwakha lwasekhaya kunye nokwandiswa okuqhubekayo kokugquma...Funda ngokugqithisileyo»
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Intshayelelo kwipeyinti yelitye lokwenyani Ipeyinti yelitye lokwenyani luhlobo lwepeyinti enesiphumo sokuhombisa esifana negranite kunye nemarble. Ipeyinti yelitye lokwenyani yenziwe kakhulu ngomgubo welitye wendalo onemibala eyahlukeneyo, osetyenziswa kwisiphumo selitye lokulinganisa sokwakha iindonga zangaphandle, okwaziwa ngokuba yi-liquid s...Funda ngokugqithisileyo»
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Ukugcinwa kwamanzi amaninzi kunokwenza isamente ibe namanzi aneleyo, kunyuse kakhulu amandla ebhondi, kwaye kwangaxeshanye, kunokunyusa ngokufanelekileyo amandla okutyhafa kunye namandla okucheba, kuphucule kakhulu isiphumo sokwakha kunye nokuphucula ukusebenza kakuhle. Ukusetyenziswa kwe-hydroxypropyl methylc...Funda ngokugqithisileyo»
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Umxube udlala indima ebalulekileyo ekuphuculeni ukusebenza kokwakha udaka oluxutywe nowomileyo, kodwa ukongezwa kodaka oluxutywe nowomileyo kwenza ixabiso lezinto ezisetyenzisiweyo zeemveliso zodaka oluxutywe nowomileyo libe phezulu kakhulu kunelodaka lendabuko, elibangela ngaphezulu kwama-40% exabiso lezinto ezisetyenzisiweyo kwidaka elixutywe nowomileyo ...Funda ngokugqithisileyo»
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I-Cellulose ether yi-polymer compound eyenziwe nge-cellulose yendalo ngenkqubo ye-etherification, kwaye iyinto etyebisayo negcina amanzi kakuhle. Uphando Imvelaphi Ii-Cellulose ethers zisetyenziswe kakhulu kwi-dry-mixed mortar kwiminyaka yakutshanje, ezona zisetyenziswa kakhulu zezinye ezingezizo ii-ionic...Funda ngokugqithisileyo»