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I-Cellulose ether yi-polymer eyenziweyo eyenziwe nge-cellulose yendalo ngokuguqulwa kweekhemikhali. I-Cellulose ether ivela kwi-cellulose yendalo. Ukuveliswa kwe-cellulose ether kwahlukile kwii-polymers zokwenziwa. Izinto zayo ezisisiseko yi-cellulose, i-compound yendalo ye-polymer. Ngenxa ye ...Funda ngokugqithisileyo»
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Kwi-mortar eyomileyo, i-cellulose ether sisongezelelo esiphambili esinokuphucula kakhulu ukusebenza kwe-mortar emanzi kwaye sichaphazele ukusebenza kwe-mortar. I-Methyl cellulose ether idlala indima yokugcina amanzi, ukuqina, kunye nokuphucula ukusebenza kwesakhiwo. Ukugcinwa kakuhle kwamanzi...Funda ngokugqithisileyo»
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Kwiminyaka yakutshanje, ngokuphunyezwa kancinci kancinci kwemigaqo-nkqubo efanelekileyo yokunamathela kwingcamango yophuhliso lwesayensi kunye nokwakha uluntu olugcina izixhobo, i-mortar yokwakha yelizwe lam ijongene notshintsho ukusuka kwi-mortar yendabuko ukuya kwi-mortar exutywe nodaka, kwaye ulwakhiwo oluxutywe nodaka...Funda ngokugqithisileyo»
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Udaka lomgubo owomileyo ludaka oluxutyiweyo lwepolymer okanye udaka oluxutyiweyo olulungiselelwe umgubo owomileyo. Luhlobo lwesamente kunye negypsum njengezinto ezisisiseko eziphambili. Ngokweemfuno ezahlukeneyo zokwakha, ii-aggregates zokwakha umgubo owomileyo kunye nezongezo zongezwa ngomlinganiselo othile. Lulwakhiwo lodaka...Funda ngokugqithisileyo»
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Ukuqina kwe-ether yiparameter ebalulekileyo yokusebenza kwe-ether ye-cellulose. Ngokubanzi, okukhona i-viscosity iphezulu, kokukhona isiphumo sokugcina amanzi se-gypsum mortar siphezulu. Nangona kunjalo, okukhona i-viscosity iphezulu, kokukhona ubunzima be-molecular ye-ether ye-cellulose buphezulu, kunye nokwehla okuhambelanayo...Funda ngokugqithisileyo»
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1. Ii-ether ze-cellulose (MC, HPMC, HEC) MC, HPMC, kunye ne-HEC zisetyenziswa kakhulu kwi-construction putty, ipeyinti, i-mortar kunye nezinye iimveliso, ikakhulu ukugcina amanzi kunye nokuthambisa. Ilungile. Indlela yokuhlola kunye nokuchonga: Bulala iigram ezi-3 ze-MC okanye i-HPMC okanye i-HEC, yifake kwi-300 ml yamanzi uze uyixube...Funda ngokugqithisileyo»
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Kwi-mortar exutyiweyo esele ilungisiwe, ubungakanani bokongeza i-cellulose ether buphantsi kakhulu, kodwa bunokuphucula kakhulu ukusebenza kwe-mortar emanzi, kwaye sisongezelelo esiphambili esichaphazela ukusebenza kokwakhiwa kwe-mortar. Ukukhetha okufanelekileyo kwe-cellulose ethers zeentlobo ezahlukeneyo, i-visc...Funda ngokugqithisileyo»
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I-Cellulose ether yi-polymer engeyiyo i-ionic semi-synthetic, enyibilikayo emanzini kwaye inyibilikayo. Ineziphumo ezahlukeneyo kumashishini ahlukeneyo. Umzekelo, kwizixhobo zokwakha iikhemikhali, ineziphumo ezilandelayo ezidibeneyo: ①Iarhente yokugcina amanzi, ②I-Thickener, ③Ipropati yokulinganisa, ④Ifilimu...Funda ngokugqithisileyo»
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Okwangoku, iimortar ezininzi ezenziwe ngomthi kunye neplasta azinawo amandla okugcina amanzi, kwaye i-slurry yamanzi iya kwahluka emva kwemizuzu embalwa yokuma. Ngoko ke kubaluleke kakhulu ukongeza ubungakanani obufanelekileyo be-cellulose ether kwimortar yesamente. 1. Ukugcinwa kwamanzi kwe-cellulose ether Ukubuyiselwa kwamanzi...Funda ngokugqithisileyo»
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I-mortar ezenzela umlinganiselo wayo inokuxhomekeka kubunzima bayo ukuze yenze isiseko esithe tyaba, esigudileyo nesiqinileyo kwisiseko sokubeka okanye ukubopha ezinye izinto, kwaye kwangaxeshanye inokwenza ulwakhiwo olukhulu nolusebenzayo. Ke ngoko, ukutyibilika okuphezulu luphawu olubaluleke kakhulu lokuzenzela umlinganiselo...Funda ngokugqithisileyo»
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I-desulfurization gypsum yi-gypsum yemveliso yemizi-mveliso efunyenwe ngokususa i-sulfur kunye nokucoca igesi yolwelo eveliswa emva kokutshiswa kwepetroli equlethe i-sulfur ngokusebenzisa i-lime okanye i-limestone powder slurry ecolekileyo. Ulwakhiwo lwayo lweekhemikhali lufana nolwe-gypsum yendalo ene-dihydrate, ikakhulu i-CaS...Funda ngokugqithisileyo»
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Udidi lwe-Cellulose Ether I-Cellulose ether ligama eliqhelekileyo loluhlu lweemveliso eziveliswa yi-reaction ye-alkali cellulose kunye ne-etherifying agent phantsi kweemeko ezithile. Xa i-alkali cellulose ithathelwa indawo zii-etherifying agents ezahlukeneyo, kuya kufunyanwa ii-ethers ezahlukeneyo ze-cellulose. I-Ac...Funda ngokugqithisileyo»