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Yiziphi izithasiselo eziqinisa udaka? I-Portland Cement: Njengengxenye eyisisekelo yodaka, i-Portland cement inegalelo ekuqineni kwayo. Iyamanzisa ukuze yakhe ama-compound aqinile, ihlanganise ama-aggregates ndawonye. I-Lime: Udaka lwendabuko luvame ukufaka i-lime, ethuthukisa ukusebenza kahle kanye ne-plastic...Funda kabanzi»
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Ingabe iphepha lenziwe nge-cellulose? Iphepha lenziwa ngokuyinhloko ngemicu ye-cellulose, etholakala ezintweni zezitshalo ezifana ne-pulp yokhuni, ukotini, noma ezinye izitshalo ezinemicu. Le micu ye-cellulose iyacutshungulwa futhi yenziwe ibe amashidi amancane ngochungechunge lwezindlela zokwelapha zemishini namakhemikhali. Inqubo...Funda kabanzi»
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Iyini i-HPMC ye-wall putty? I-Hydroxypropyl Methylcellulose (HPMC) iyisithako esibalulekile ekwakhiweni kwe-wall putty, ebaluleke kakhulu ngenxa yezakhiwo zayo eziningi. Ingowomndeni wama-cellulose ethers, atholakala emithonjeni yemvelo ye-cellulose njenge-pulp yokhuni noma ukotini. Ukugcinwa Kwamanzi: Ukuthuthukisa i-HPMC...Funda kabanzi»
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Ukwembozwa kwe-Hydroxypropyl methylcellulose (HPMC) kusebenza imisebenzi eminingi ezimbonini ezahlukahlukene, ikakhulukazi kwezemithi, ekudleni, nakwezokwakha. Lokhu okusebenziseka ngezindlela eziningi kususelwa ku-cellulose, i-polymer yemvelo etholakala ezindongeni zamaseli ezitshalo, futhi iguqulwa ukuze ithuthukise izakhiwo zayo. I-Pha...Funda kabanzi»
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Yiziphi izindlela i-HPMC esetshenziswa ngazo ekwakheni? I-Hydroxypropyl methylcellulose (HPMC) iyi-polymer eguquguqukayo esetshenziswa kabanzi embonini yokwakha ngezinjongo ezahlukene. Izakhiwo zayo eziyingqayizivele ziyenza ibe yisithasiselo esibalulekile ezintweni eziningi zokwakha, okufaka isandla ekusebenzeni okuthuthukisiwe, ukuqina,...Funda kabanzi»
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Iyini ukusetshenziswa kwe-HPMC kusimende I-Hydroxypropyl Methylcellulose (HPMC) iyisengezo esibalulekile ezintweni ezisekelwe kusimende, enikeza izinzuzo ezahlukahlukene kusukela ekuthuthukiseni ukusebenza kahle kuya ekuthuthukiseni ukusebenza nokuqina. Ukusetshenziswa kwayo embonini yokwakha sekuyanda...Funda kabanzi»
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Ingabe i-methylcellulose iyi-binder? I-Methylcellulose iyi-binder ngempela, phakathi kwezinye izinto eziningi esetshenziswayo. Iyinhlanganisela eguquguqukayo etholakala ku-cellulose, i-polymer yemvelo etholakala ezitshalweni. I-Methylcellulose ivame ukusetshenziswa ezimbonini ezahlukahlukene, okuhlanganisa imithi, ukudla, izimonyo, kanye nokwakha...Funda kabanzi»
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I-Carbomer kanye ne-hydroxyethylcellulose (HEC) zombili ziyizithako ezisetshenziswa kakhulu ezimbonini ezahlukahlukene, ikakhulukazi ezimonyweni, emithini yemithi, kanye nemikhiqizo yokunakekelwa komuntu siqu. Naphezu kokusetshenziswa kwazo okufanayo njengezinto eziqinisayo kanye neziqinisi, zinezakhi zamakhemikhali ezihlukile, izakhiwo,...Funda kabanzi»
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Isingeniso: Izinamathiseli ezisekelwe ku-latex zisetshenziswa kabanzi ezimbonini ezahlukahlukene ngenxa yokuguquguquka kwazo, amandla okubopha, kanye nobungane bemvelo. Lezi zinamathiseli zakhiwa ukuhlakazeka kwezinhlayiya ze-polymer emanzini, kanti i-latex iyisakhi esiyinhloko. Kodwa-ke, ukuthuthukisa ukusebenza kwazo...Funda kabanzi»
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I-Cellulose, enye yamakhemikhali e-organic amaningi kakhulu eMhlabeni, ithola ukusetshenziswa okubanzi ezimbonini ezahlukahlukene ngenxa yezakhiwo zayo ezihlukile. Embonini yezemithi, i-cellulose kanye nezinto eziphuma kuyo zidlala indima ebalulekile ezinhlelweni zokulethwa kwemithi, ukwakheka kwamaphilisi, ukubopha amanxeba, kanye nokunye...Funda kabanzi»
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Ama-cellulose ether ayisigaba esithakazelisayo samakhemikhali atholakala ku-cellulose, enye yama-polymer emvelo amaningi kakhulu eMhlabeni. Lezi zinto eziguquguqukayo zisetshenziswa kuzo zonke izimboni, okuhlanganisa imithi, ukudla, izimonyo, ukwakhiwa, kanye nezindwangu, ngenxa yezinsiza zazo ezihlukile...Funda kabanzi»
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Isengezo Sokudla I-Sodium Carboxymethyl Cellulose I-Sodium carboxymethyl cellulose (CMC), evame ukubizwa ngokuthi i-carboxymethyl cellulose (CMC) noma i-cellulose gum, iyisengezo sokudla esisebenziseka ngezindlela eziningi esinezinhlobo eziningi zezicelo embonini yokudla. Itholakala ku-cellulose, i-polysacc...Funda kabanzi»