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Tasirin kauri na cellulose ether ya dogara ne akan: matakin polymerization na cellulose ether, yawan ruwan da ke cikinsa, saurin yankewa, zafin jiki da sauran yanayi. Siffar gelling na maganin ta kebanta da alkyl cellulose da abubuwan da aka gyara. Siffar gelation ɗin suna da...Kara karantawa»
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1. Zafin Ruwa Dangane da yanayin fitar da zafi na ruwa a kan lokaci, tsarin ruwa na siminti yawanci ana raba shi zuwa matakai biyar, wato, lokacin ruwa na farko (0~15min), lokacin shigarwa (15min~4h), lokacin hanzartawa da saitawa (4h~8h), raguwa ...Kara karantawa»
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A fannin amfani da kayan gini, hydroxypropyl methylcellulose wani ƙari ne da aka fi amfani da shi wajen gina kayan gini, kuma ana amfani da hydroxypropyl methylcellulose sosai a masana'antu kuma yana da nau'ikansa daban-daban. Ana iya raba Hydroxypropyl methylcellulose zuwa nau'in ruwan sanyi da narke mai zafi, kamar...Kara karantawa»
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A cikin turmi na siminti, turmi na siminti da kuma slurry mai tushen gypsum, HPMC hydroxypropyl methylcellulose ether galibi yana taka rawa wajen riƙe ruwa da kauri, kuma yana iya inganta mannewa da juriyar sagging na slurry yadda ya kamata. Abubuwa kamar zafin iska, zafin jiki da saurin matsin iska za su...Kara karantawa»
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Hydroxypropyl methyl cellulose (HPMC) wani nau'in cellulose ne wanda ba ionic ba wanda aka yi da audugar polymer ta halitta ta hanyar jerin magunguna na sinadarai. A cikin masana'antar gini, menene babban amfani da hydroxypropyl methylcellulose? 1, turmi na siminti: don inganta matakin watsa yashi na siminti, g...Kara karantawa»
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An rarraba su bisa ga abubuwan da suka maye gurbinsu, ana iya raba ethers na cellulose zuwa ethers guda ɗaya da ethers gauraye; an rarraba su bisa ga yadda suke narkewa, ana iya raba ethers na cellulose zuwa ga yadda suke narkewa cikin ruwa da kuma yadda ba sa narkewa cikin ruwa. Babban hanyar rarraba cellulose ether ita ce a rarraba ta bisa ga ioni...Kara karantawa»
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1. Tsarin tsari da shiri na cellulose ether Hoto na 1 yana nuna tsarin da aka saba amfani da shi na cellulose ethers. Kowace naúrar bD-anhydroglucose (naúrar maimaituwa ta cellulose) tana maye gurbin rukuni ɗaya a matsayin C (2), C (3) da C (6), wato, za a iya samun har zuwa ƙungiyoyin ether uku. Saboda ...Kara karantawa»
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Manyan abubuwan da ke haifar da rawayar saman putty mai jure ruwa Bayan binciken kayan aiki, gwaje-gwaje da dama da kuma aikin injiniya, marubucin ya yi imanin cewa manyan abubuwan da ke haifar da rawayar saman putty mai jure ruwa sune kamar haka: Dalili na 1. Calcium...Kara karantawa»
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1. Hydroxypropyl methyl cellulose Hydroxypropyl methylcellulose nau'in cellulose ne wanda fitarwa da amfaninsa ke ƙaruwa cikin sauri. Yana da gaurayen cellulose wanda ba ionic ba ne wanda aka yi da auduga mai tsafta bayan alkali, yana amfani da propylene oxide da methyl chloride a matsayin wakilin etherification, ta hanyar...Kara karantawa»
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Mafi mahimmancin siffa ta maganin cellulose ether shine sifar rheological ɗinsa. Sifar rheological ta musamman ta yawancin cellulose ethers tana sa a yi amfani da su sosai a fannoni daban-daban, kuma nazarin sifofin rheological yana da amfani ga ci gaban sabbin filayen aikace-aikace ko kuma...Kara karantawa»
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Menene halayen carboxymethyl cellulose? Amsa: Carboxymethyl cellulose shima yana da halaye daban-daban saboda matakan maye gurbinsa daban-daban. Matsayin maye gurbin, wanda kuma aka sani da matakin etherification, yana nufin matsakaicin adadin H a cikin ƙungiyoyin OH hydroxyl guda uku da aka wakilta...Kara karantawa»
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Carboxymethyl cellulose: Ana yin ether na ionic cellulose daga zare na halitta (auduga, da sauransu) bayan maganin alkali, ana amfani da sodium monochloroacetate azaman wakilin etherification, kuma ana yin jerin jiyya na amsawa. Matsakaicin maye gurbin gabaɗaya shine 0.4 ~ 1.4, kuma aikin sa yana da kyau sosai...Kara karantawa»