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1. Zinthu zabwino (1) Thandizo la mfundo Monga chinthu chatsopano chochokera ku zamoyo komanso chinthu chobiriwira komanso choteteza chilengedwe, kugwiritsa ntchito kwambiri cellulose ether m'mafakitale ndi njira yopititsira patsogolo kumanga gulu loteteza chilengedwe komanso lopulumutsa chuma mtsogolo.Werengani zambiri»
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Ufa wa putty umapangidwa makamaka ndi zinthu zopangira filimu (zipangizo zomangira), zodzaza, zosungira madzi, zokhuthala, zochotsera poizoni, ndi zina zotero. Zipangizo zopangira mankhwala achilengedwe zomwe zimapezeka mu ufa wa putty zimaphatikizapo: cellulose, starch yokonzedwa kale, starch ether, polyvinyl alcohol, dispersible latex p...Werengani zambiri»
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1. Kodi ntchito yaikulu ya hydroxypropyl methylcellulose (HPMC) ndi yotani? Hydroxypropyl methylcellulose imagwiritsidwa ntchito kwambiri mu zipangizo zomangira, zokutira, ma resini opangidwa, ziwiya zadothi, mankhwala, chakudya, nsalu, ulimi, zodzoladzola, fodya ndi mafakitale ena. Hydroxypropyl methylcellulose ikhoza ...Werengani zambiri»
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Chogulitsachi ndi 2-hydroxypropyl ether methyl cellulose, chomwe ndi chinthu chopangidwa pang'ono. Chingapangidwe m'njira ziwiri: (1) Pambuyo pochiza ma linters a thonje kapena ulusi wa matabwa ndi caustic soda, amasakanizidwa ndi chloromethane ndipo epoxy Propane imachitapo kanthu, kukonzedwa ndikuphwanyidwa kuti ipezeke; (2) ...Werengani zambiri»
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Hydroxypropyl methylcellulose nthawi zambiri imagwiritsidwa ntchito m'mafakitale osiyanasiyana. Ngakhale kuti anthu ambiri saimvetsa bwino, imakhudza mafakitale osiyanasiyana. Pantchito yomanga makampani omanga, nthawi zambiri imagwiritsidwa ntchito makamaka pomanga makoma ndi kukongoletsa stucco, kuphimba makoma ndi zina...Werengani zambiri»
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Mchere wa Hydroxypropyl methylcellulose-masonry Limbikitsani kumamatira pamwamba pa mchenga, ndipo ukhoza kuwonjezera kusunga madzi, kuti mphamvu ya mchenga ikhale yabwino. Sinthani kukhuthala ndi kusinthasintha kuti muwongolere magwiridwe antchito omanga, kusavuta kugwiritsa ntchito, kusunga nthawi, ndikusintha...Werengani zambiri»
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Cellulose ether ndi polima ya molekyulu yopanda ionic yopangidwa ndi semi-synthetic, yomwe imasungunuka m'madzi komanso imasungunuka ndi zosungunulira. Ili ndi zotsatira zosiyanasiyana m'mafakitale osiyanasiyana. Mwachitsanzo, mu zipangizo zomangira mankhwala, ili ndi zotsatira zotsatirazi: ① Chosungira madzi, ②Chokhuthala, ③Kukweza ...Werengani zambiri»
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Monga chosakaniza chapamwamba kwambiri, ether ya cellulose yopangidwa ndi zinthu zomangira imatha kukonza kusunga madzi ndi kukhuthala kwa zinthu zomangira, ndikuwonjezera magwiridwe antchito a zomangamanga. Imagwiritsidwa ntchito kwambiri kukonza ndikuwongolera kuphatikiza matope omangira, matope oteteza kutentha, mpaka...Werengani zambiri»
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Cellulose ether ili ndi madzi abwino kwambiri, zomwe zingalepheretse chinyezi chomwe chili mu matope onyowa kuti chisanyowe msanga kapena kuyamwa ndi maziko, ndikuwonetsetsa kuti simentiyo ili ndi madzi okwanira, potero potsiriza kuonetsetsa kuti matopewo ali ndi mphamvu zogwirira ntchito, zomwe makamaka zimakhala bwino...Werengani zambiri»
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Hydroxypropyl methylcellulose (HPMC) ndi ether yosakanizidwa ya cellulose yosungunuka m'madzi. Mawonekedwe ake ndi oyera mpaka achikasu pang'ono kapena zinthu zopyapyala, zopanda kukoma, zopanda fungo, zopanda poizoni, zokhazikika pa mankhwala, ndipo zimasungunuka m'madzi kuti zikhale zosalala, zowonekera komanso zokhuthala. Chimodzi mwa zinthu...Werengani zambiri»
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1. Zinthu zopangidwa ndi cellulose ether zomwe zimagwiritsidwa ntchito mu zomatira za matailosi Monga chinthu chokongoletsera chogwira ntchito, matailosi a ceramic akhala akugwiritsidwa ntchito kwambiri padziko lonse lapansi, ndipo momwe mungapachikire zinthu zolimba izi kuti zikhale zotetezeka komanso zolimba nthawi zonse zakhala nkhawa ya anthu. Kubwera kwa zomatira za matailosi a ceramic, mu To a ...Werengani zambiri»
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Kodi ufa wa matope oteteza kutentha ndi chiyani? Ufa wa matope oteteza kutentha umagwiritsa ntchito matope osakanikirana kale ngati simenti, kuwonjezera ulusi woyenera woletsa kusweka ndi zowonjezera zosiyanasiyana, pogwiritsa ntchito tinthu ta polystyrene thovu ngati zinthu zopepuka, ndikuzikonza molingana...Werengani zambiri»