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I-Cellulose ether yi-polymer ye-molecular ephezulu engeyiyo i-ionic, enyibilikayo emanzini kwaye inyibilikayo. Ineziphumo ezahlukeneyo kumashishini ahlukeneyo. Umzekelo, kwizixhobo zokwakha zeekhemikhali, ineziphumo ezilandelayo ezidibeneyo: ①Iarhente yokugcina amanzi ②I-Thickener ③I-leveling prop...Funda ngokugqithisileyo»
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I-Hydroxypropyl methylcellulose yi-non-ionic cellulose ether efunyenwe kwikotoni ecociweyo, izinto ze-polymer zendalo, ngokusebenzisa uthotho lweenkqubo zeekhemikhali. Isetyenziswa kakhulu kushishino lokwakha: umgubo we-putty ongangeni manzi, i-putty paste, i-tempered putty, iglu yepeyinti, i-masonry plastering mortar...Funda ngokugqithisileyo»
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1. Umgubo wePutty uyoma ngokukhawuleza Impendulo: Oku kunxulumene kakhulu nokongezwa kwe-calcium yomlotha kunye nesantya sokugcina amanzi kwifayibha, kwaye kunxulumene nokoma kodonga. 2. Umgubo wePutty uyaxobuka kwaye uyaqengqeleka Impendulo: Oku kunxulumene nesantya sokugcina amanzi, okulula ukwenzeka xa ...Funda ngokugqithisileyo»
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I-Methylcellulose (MC) Ifomula yemolekyuli ye-methylcellulose (MC) yile: [C6H7O2(OH)3-h(OCH3)n\]x Inkqubo yemveliso kukwenza i-cellulose ether ngothotho lweempendulo emva kokuba umqhaphu ocociweyo uphathwe nge-alkali, kwaye i-methyl chloride isetyenziswa njenge-etherification agent. Ngokubanzi, i-degr...Funda ngokugqithisileyo»
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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»