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Hydroxypropyl methylcellulose, yomwe imadziwikanso kuti hypromellose ndi cellulose hydroxypropyl methyl ether, imapangidwa kuchokera ku cellulose yoyera kwambiri ya thonje ndipo imatenthedwa makamaka pansi pa mikhalidwe ya alkaline. kusiyana: makhalidwe osiyanasiyana Hydroxypropyl methylcellulose: p yoyera kapena yoyera yofanana ndi ulusi...Werengani zambiri»
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Mawonekedwe a ufa wa emulsion ndi oyera, achikasu pang'ono mpaka achikasu kapena amber, owala, opanda fungo losasangalatsa, ndipo palibe zonyansa zomwe zimaoneka ndi maso. Ufa wa emulsion ukakhala wofewa, umakhala ndi magwiridwe antchito abwino. Ufa wa emulsion ukakhala wofewa, mphamvu yokoka imayandikira,...Werengani zambiri»
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1. Mavuto ofala mu ufa wa putty Umauma mwachangu: Chifukwa chachikulu ndichakuti kuchuluka kwa ufa wa calcium wowonjezeredwa (wochuluka kwambiri, kuchuluka kwa ufa wa calcium wogwiritsidwa ntchito mu fomula ya putty kumatha kuchepetsedwa moyenera) kumagwirizana ndi kuchuluka kwa madzi omwe amasungidwa mu ulusi, komanso kumagwirizana ndi kuuma...Werengani zambiri»
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Ufa wouma 1. Ufa wa putty wamkati% (1) Ufa wa Shuangfei 70-80 (wosalala 325-400) Ufa wa calcium imvi 20-30 Ufa wa rabara pafupifupi 0.5 (2) Ufa wa talc 10 Ufa wa calcium wa phulusa 20 Ufa wa Shuangfei 60 Simenti yoyera 10 Ufa wa rabara 0.5-1 (3) Simenti yoyera 25-30 (Nambala 425) Ufa wa calcium wa phulusa 2...Werengani zambiri»
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1 Chidziwitso choyambira Funso 1 Kodi pali njira zingati zomangira zomatira matailosi ndi guluu wa matailosi? Yankho: Njira yomatira matailosi a ceramic nthawi zambiri imagawidwa m'mitundu itatu: njira yomatira kumbuyo, njira yomatira maziko (yomwe imadziwikanso kuti njira ya trowel, njira yothina yomatira), ndi njira yosakanikirana...Werengani zambiri»
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1 Mavuto omwe amapezeka mu ufa wa putty wa pakhoma: (1) Umauma msanga. Izi zimachitika makamaka chifukwa kuchuluka kwa ufa wa calcium wowonjezeredwa (wochuluka kwambiri, kuchuluka kwa ufa wa calcium wa phulusa womwe umagwiritsidwa ntchito mu fomula ya putty kumatha kuchepetsedwa moyenera) kumagwirizana ndi kuchuluka kwa madzi omwe ulusi umasunga, ndipo kumagwirizananso ndi...Werengani zambiri»
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Guluu wa matailosi, womwe umadziwikanso kuti guluu wa matailosi a ceramic, umagwiritsidwa ntchito kwambiri pomangirira zinthu zokongoletsera monga matailosi a ceramic, matailosi oyang'ana, ndi matailosi a pansi. Zinthu zake zazikulu ndi mphamvu yolimba yomangirira, kukana madzi, kukana kuzizira ndi kusungunuka, kukana kukalamba bwino komanso kapangidwe kosavuta. Ndi chinthu chothandiza kwambiri...Werengani zambiri»
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Hydroxypropyl methylcellulose HPMC ndi mtundu wa ether wosakaniza wa cellulose wosakhala ionic. Mosiyana ndi ether wosakaniza wa ionic methyl carboxymethyl cellulose, sichichita ndi zitsulo zolemera. Chifukwa cha kusiyana kosiyana kwa kuchuluka kwa methoxyl ndi kuchuluka kwa hydroxypropyl mu hydroxypropyl methylcellulose ndi v...Werengani zambiri»
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Cellulose ether ndi polima yopangidwa kuchokera ku cellulose yachilengedwe kudzera mu kusintha kwa mankhwala. Cellulose ether ndi yochokera ku cellulose yachilengedwe. Kupanga kwa cellulose ether ndi kosiyana ndi ma polima opangidwa. Zinthu zake zofunika kwambiri ndi cellulose, mankhwala achilengedwe a polima. Chifukwa cha ...Werengani zambiri»
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Chidule: 1. Chonyowetsa ndi kufalitsa 2. Chotsukira madzi 3. Chokhuthala 4. Zowonjezera zopangira filimu 5. Choletsa dzimbiri, choletsa chimfine ndi choletsa ndere 6. Zowonjezera zina 1 Chonyowetsa ndi kufalitsa: Zophimba zochokera m'madzi zimagwiritsa ntchito madzi ngati chosungunulira kapena chotulutsira madzi, ndipo madzi ali ndi dielectric converter yayikulu...Werengani zambiri»
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Kodi ntchito ya chinthu chosungira madzi chosakanizidwa ndi ufa wa gypsum ndi yotani? Yankho: kupaka pulasitala gypsum, gypsum yolumikizidwa, gypsum yophimba, gypsum putty ndi zinthu zina za ufa womangira zimagwiritsidwa ntchito. Pofuna kuthandiza kumanga, zida zochepetsera madzi zimawonjezedwa panthawi yopanga kuti ziwonjezere nthawi yogwira ntchito ...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»