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01 Hydroxypropyl Methyl cellulose 1. Simenti ya simenti: Imathandiza kufalikira kwa mchenga wa simenti, imathandiza kwambiri kusungunuka kwa pulasitiki ndi kusunga madzi a simenti, imathandiza kupewa ming'alu, komanso imalimbitsa mphamvu ya simenti. 2. Simenti ya matailosi: imathandiza kusungunuka kwa pulasitiki ndi kusunga madzi a simenti yoponderezedwa...Werengani zambiri»
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1. Kodi ntchito yaikulu ya hydroxypropyl methylcellulose (HPMC) ndi yotani? HPMC imagwiritsidwa ntchito kwambiri pa zipangizo zomangira, zokutira, ma resins opangidwa, zoumba, mankhwala, chakudya, nsalu, ulimi, zodzoladzola, fodya ndi mafakitale ena. HPMC ikhoza kugawidwa m'magulu omanga, magulu a chakudya ndi...Werengani zambiri»
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Hypromellose, yotchedwa hydroxypropylmethylcellulose (HPMC), mwina ndiye ether ya cellulose yomwe imagwiritsidwa ntchito kwambiri yomwe imapezeka popanga ma matrices a hydrophilic. Hypromellose imapereka mankhwala opangidwa mwadongosolo, zomwe zimapangitsa kuti nthawi yotulutsa ...Werengani zambiri»
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Makhalidwe akuluakulu a hydroxyethyl methyl cellulose (HEMC) ndi awa: 1. Kusungunuka: kusungunuka m'madzi ndi zinthu zina zachilengedwe, HEMC imatha kusungunuka m'madzi ozizira, kuchuluka kwake kwakukulu kumangotsimikiziridwa ndi kukhuthala, kusungunuka kumasiyana ndi kukhuthala, kukhuthala kutsika, kukhuthala kwakukulu...Werengani zambiri»
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Cellulose Thickener, yomwe nthawi zambiri imadziwika kuti cellulose gum, hydroxypropyl methyl cellulose, imagwiritsidwa ntchito ngati emulsifier, thickener, suspending professional, ndi zina zotero, zomwe zimapezeka mu zodzoladzola. Imawonjezedwanso ku shampu za tsitsi, mankhwala otsukira mano ndi sopo wamadzimadzi, kuti apange mawonekedwe awo abwino komanso okhazikika...Werengani zambiri»
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Dzina la mankhwala, Hydroxypropyl Methyl Cellulose (HPMC), Hydroxyethyl Methyl Cellulose (HEMC), Sodium Carboxymethyl cellulose (CMC), Hydroxyethyl cellulose (HEC), Hydrophobically modified HEC (HMHEC), Methyl cellulose (MC), Methyl hydroxyethyl cellulose (MHEC), Ethyl hydroxyethyl cellulose (EHEC), Hydrop...Werengani zambiri»
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Zipangizo zazikulu zofunika popanga cellulose ether zikuphatikizapo thonje loyengedwa (kapena zamkati zamatabwa) ndi mankhwala ena odziwika bwino monga propylene oxide, methyl chloride, madzi a caustic soda, caustic soda, ethylene oxide, toluene ndi zipangizo zina zothandizira. Makampani otsogola...Werengani zambiri»
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Ma cellulose osungunuka m'madzi otchedwa sodium carboxymethyl cellulose, methyl cellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, ndi ethyl cellulose yosungunuka m'mafuta amagwiritsidwa ntchito ngati zomatira, zosungunuka, zinthu zotulutsa zomwe zimasungidwa komanso zoyendetsedwa bwino pokonzekera pakamwa, ndi kuphimba filimu...Werengani zambiri»
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Chitsanzo cha ether ya cellulose ndi polima yopangidwa ndi cellulose yokhala ndi kapangidwe ka ether. Mzere uliwonse wa shuga mu cellulose macromolecule uli ndi magulu atatu a hydroxyl, gulu loyamba la hydroxyl pa atomu yachisanu ndi chimodzi ya kaboni, ndi gulu lachiwiri la hydroxyl pa atomu yachiwiri ndi yachitatu ya kaboni. ...Werengani zambiri»
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Cellulose ether imapangidwa kuchokera ku cellulose kudzera mu etherification reaction ya etherification imodzi kapena zingapo komanso dry grinding. Malinga ndi kapangidwe ka mankhwala osiyanasiyana a ether substituents, cellulose ethers imatha kugawidwa m'magulu a anionic, cationic ndi nonionic ethers. Ionic cellulose et...Werengani zambiri»
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Mkhalidwe wa Msika wa CMC: Sodium carboxymethyl cellulose yakhala ikugwiritsidwa ntchito kwambiri ngati zinthu zoyipa za electrode popanga mabatire kwa nthawi yayitali, koma poyerekeza ndi makampani azakudya ndi mankhwala, makampani omanga, makampani opanga mafuta, kupanga mano otsukira mano, ndi zina zotero, kuchuluka kwa CMC u...Werengani zambiri»
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Hydroxyethyl cellulose (HEC) ndi ether ya cellulose yosakhala ionic yopangidwa kuchokera ku cellulose yachilengedwe ya polymer kudzera mu etherification yambiri. Ndi ufa woyera kapena granule wopanda fungo, wopanda kukoma, wopanda poizoni, womwe ungasungunuke m'madzi ozizira kuti upange yankho lowonekera bwino looneka ngati viscous, ndipo...Werengani zambiri»