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Embonini yesimanje yokumboza, ukuze kuthuthukiswe izakhiwo ze-rheological, ukuzinza kwesitoreji kanye nokusebenza kokwakhiwa kwemboza, kuvame ukudingeka ukwengeza ezinye izithasiselo ze-polymer ezisebenzayo. Phakathi kwazo, i-hydroxyethyl cellulose (HEC) kanye ne-hydroxypropyl methylcellulose (HPMC) zimbili ...Funda kabanzi»
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I-Hydroxypropyl Methylcellulose (HPMC) iyi-non-ionic cellulose ether eguqulwe ngamakhemikhali kusuka ku-polymer cellulose yemvelo. Ngenxa yokuncibilika kwayo okuhle, ukwakha ifilimu, ukunamathela, ukuqina, i-emulsification, ukumiswa kanye ne-thermal gelation, i-HPMC isetshenziswa kabanzi ezimbonini eziningi futhi isibe yi-ether...Funda kabanzi»
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I-Carboxymethyl cellulose (CMC) iyinhlanganisela ye-polymer encibilikayo emanzini esetshenziswa kabanzi ezimbonini eziningi. Iyi-anionic cellulose ether etholakala ngokuguqulwa kwamakhemikhali kwe-cellulose yemvelo. Ngenxa yezakhiwo zayo ezinhle zomzimba nezamakhemikhali kanye nokuhambisana kwezinto eziphilayo, i-CMC isetshenziswa kabanzi ekudleni, emithini,...Funda kabanzi»
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I-Hydroxypropyl Methylcellulose (HPMC) iyi-non-ionic cellulose ether, esetshenziswa kabanzi ezintweni zokwakha, ikakhulukazi ku-mortar exutshwe okomile, i-tile adhesive, i-putty powder kanye nemikhiqizo ye-gypsum. 1. Ukubuka konke kwe-gypsum plaster I-Gypsum plaster iyinto yokulinganisa udonga ene-gypsum yokwakha njenge-m...Funda kabanzi»
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I-Hydroxypropyl Methylcellulose (HPMC) iyi-ether ye-cellulose engeyona i-ionic. Ngenxa yezakhiwo zayo ezinhle kakhulu zomzimba nezamakhemikhali, isetshenziswa kabanzi ezintweni zokwakha, ikakhulukazi njengesithasiselo esibalulekile ezintweni ezisekelwe ku-gypsum. Ukusetshenziswa kwe-HPMC ku-gypsum binder kubonakala kakhulu ekungalungiseki...Funda kabanzi»
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I-Hydroxyethyl methylcellulose (HEMC) iyi-non-ionic cellulose ether esetshenziswa kabanzi ezimbonini eziningi. Iyimpuphu emhlophe noma engeyona emhlophe eyenziwe ngezinto zemvelo ze-polymer - ukotini ocwengekile ngokusebenzisa ukusabela kwamakhemikhali njenge-alkalizing kanye ne-etherification. Inomswakama omuhle wamanzi,...Funda kabanzi»
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Udaka lokufaka ukushisa lwe-HPMC lubhekisela ezintweni zokwakha eziguquliwe lapho i-hydroxypropyl methylcellulose (HPMC) ingezwa khona njengesithasiselo kudaka lokufaka ukushisa. I-HPMC iyi-non-ionic cellulose ether enokugcinwa kwamanzi okuhle, ukuqina, ukusebenza kokwakhiwa kanye nezakhiwo zokubopha....Funda kabanzi»
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I-Hydroxypropyl Methylcellulose (HPMC) iyi-ether ye-cellulose engeyona i-ionic, okuyi-polymer compound eyenziwe kancane elungiselelwe uchungechunge lwezimpendulo zamakhemikhali ezifana ne-alkalization kanye ne-etherification ye-polymer cotton fiber yemvelo. Ngenxa yezakhiwo zayo ezinhle zomzimba nezamakhemikhali, ukuhambisana kwezinto eziphilayo kanye...Funda kabanzi»
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Ama-cellulose ether ayiqembu lama-polymer emvelo aguquliwe atholakala ku-cellulose, okuyi-biopolymer etholakala kakhulu eMhlabeni. Njengezinto ezitholakala ku-cellulose, ama-cellulose ether agcina izici eziyisisekelo zesakhiwo se-cellulose ngenkathi ehlanganisa amaqembu e-ether athinta kakhulu ukuncibilika kwawo,...Funda kabanzi»
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I-Hydroxypropyl Methylcellulose (HPMC) kanye ne-Methyl Hydroxyethyl Cellulose (MHEC) yizinhlobo ezimbili ze-cellulose ethers ezisetshenziswa kakhulu ezitholakala ku-cellulose yemvelo, i-polymer etholakala ezindongeni zamaseli ezitshalo. Lezi zinhlanganisela ziguqulwa ngezinqubo zamakhemikhali ukukhiqiza izinto ezibonisa...Funda kabanzi»
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Ama-cellulose ether ayisigaba samakhemikhali e-polymer ancibilika emanzini atholakala ngokuguqulwa kwe-etherification kwe-cellulose yemvelo. I-Cellulose iyinto yemvelo ye-polymer etholakala kakhulu emhlabeni futhi itholakala kabanzi ezindongeni zamaseli ezitshalo. Isakhiwo sayo esiyisisekelo sakhiwe ngamayunithi e-glucose axhunywe yi-β-...Funda kabanzi»
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Ukusetshenziswa kwama-cellulose ethers ku-masonry kanye ne-plastering mortar kuyintuthuko ebalulekile kubuchwepheshe bezinto zokwakha zesimanje. Akugcini nje ngokuthuthukisa ukusebenza kokwakhiwa kanye nokusebenza kokubopha kwe-mortar, kodwa futhi kuthuthukisa ukugcinwa kwamanzi, ukusebenza kahle kanye nokuvikela ukugoba kwayo...Funda kabanzi»