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Ndi kupita patsogolo kosalekeza kwa makampani komanso kusintha kwa ukadaulo, kudzera mu kuyambitsa ndi kukonza makina opopera a matope akunja, ukadaulo wopopera ndi kupaka pulasitala wapangidwa kwambiri mdziko langa m'zaka zaposachedwa. Chopopera cha matope chamakina chakhala ...Werengani zambiri»
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1. Mtundu wa hydroxypropyl methylcellulose wa Daily chemical grade ndi ufa woyera kapena wachikasu pang'ono, ndipo ndi wopanda fungo, wopanda kukoma komanso wopanda poizoni. Ukhoza kusungunuka m'madzi ozizira ndi kusakaniza kwa zinthu zachilengedwe kuti upange yankho lowonekera bwino. Yankho lamadzi lili ndi pamwamba pa...Werengani zambiri»
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Hydroxyethyl cellulose (HEC) ndi yoyera kapena yachikasu chopepuka, yopanda fungo, yopanda poizoni, kapena yolimba ngati ufa. Imapangidwa ndi thonje losaphika kapena zamkati zoyengedwa bwino zomwe zimanyowa mu 30% yamadzimadzi a caustic soda. Pakatha theka la ola, imachotsedwa ndikukanikizidwa. Finyani mpaka chiŵerengero cha madzi amchere chifike pa 1:2.8, kenako...Werengani zambiri»
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1. Kodi ntchito ya ufa wa latex wosungunuka mu matope ndi yotani? Yankho: Ufa wa latex wosungunuka umapangidwa pambuyo pogawanitsidwa ndipo umagwira ntchito ngati guluu wachiwiri kuti uwonjezere mgwirizano; colloid yoteteza imayamwa ndi dongosolo la matope (sidzanenedwa kuti yawonongeka pambuyo powumbidwa. Kapena dis...Werengani zambiri»
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Mtondo wosakaniza ndi simenti, chosakaniza chabwino, chosakanizira, madzi ndi zinthu zosiyanasiyana zomwe zimatsimikiziridwa malinga ndi momwe zimagwirira ntchito. Malinga ndi kuchuluka kwina, pambuyo poyezedwa ndikusakanizidwa mu siteshoni yosakanizira, imanyamulidwa kupita kumalo ogwiritsidwa ntchito ndi galimoto yosakanizira, ndikuyikidwa mu chipangizo chapadera chonyowa ...Werengani zambiri»
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Zosakaniza zimathandiza kwambiri pakukweza magwiridwe antchito omanga matope osakaniza ndi madzi, koma kuwonjezera matope osakaniza ndi madzi kumapangitsa kuti mtengo wa zinthu zopangidwa ndi matope osakaniza ndi madzi ukhale wapamwamba kwambiri kuposa mtengo wa matope achikhalidwe, zomwe zimapangitsa kuti mtengo wa zinthuzo ukhale woposa 40% ...Werengani zambiri»
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Hydroxypropyl methylcellulose imapangidwa kuchokera ku cellulose yoyera kwambiri ya thonje kudzera mu etherification yapadera pansi pa mikhalidwe ya alkaline, ndipo njira yonseyi imamalizidwa motsogozedwa ndi automatic. Sisungunuka mu ether, acetone ndi absolute ethanol, ndipo imatupa kukhala collo yoyera kapena yamtambo pang'ono...Werengani zambiri»
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Kuchuluka kwa hydroxypropyl methylcellulose ether kumasunga madzi mu matope kwa nthawi yokwanira kuti apititse patsogolo kunyowa kwa simenti ndikuwongolera kumamatira pakati pa matope ndi substrate. Zotsatira za Kukula kwa Tinthu ndi Nthawi Yosakaniza ya Hydroxypropyl Methyl Cellulose Ether ...Werengani zambiri»
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Cellulose ether ndi mtundu wa zinthu zachilengedwe zochokera ku polima, zomwe zimakhala ndi mawonekedwe a emulsification ndi suspension. Pakati pa mitundu yambiri, HPMC ndi yomwe ili ndi mphamvu yotulutsa kwambiri komanso yogwiritsidwa ntchito kwambiri, ndipo mphamvu yake ikuwonjezeka mofulumira. M'zaka zaposachedwapa, chifukwa cha kukula kwa...Werengani zambiri»
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Hydroxypropyl methylcellulose (HPMC) ndi ether ya cellulose yosakhala ionic yopangidwa kuchokera ku cellulose yachilengedwe ya polymer kudzera mu njira zingapo zamakemikolo. Ndi ufa woyera wopanda fungo, wopanda kukoma komanso wopanda poizoni womwe umatupa kukhala yankho loyera kapena lamtambo pang'ono m'madzi ozizira. Ili ndi...Werengani zambiri»
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Ufa womata wa gypsum (ufa wouma mwachangu) (Chinsinsi 1) Mlingo wa Binder (kg) Ufa wa latex wosungunukanso 5-5.5 Gypsum retarder 0.5-1 Paris plaster powder (woyera kuposa 85) 750 Calcium wolemera (ufa wouluka kawiri) 250 Kumamatira mwamphamvu, nthawi yotseguka mphindi 20-30. Ufa wouma ...Werengani zambiri»
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Non-ionic cellulose ether ndi chinthu chofunikira kwambiri chomwe chimafunika ndi makampani opanga zida zomangira komanso makampani opanga zokutira. Pakadali pano, chifukwa cha kuwonjezeka kosalekeza kwa phindu lonse la makampani opanga zomangamanga m'nyumba komanso kukula kosalekeza kwa zokutira...Werengani zambiri»