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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»
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Cellulose imagwiritsidwa ntchito kwambiri mu petrochemical, mankhwala, kupanga mapepala, zodzoladzola, zipangizo zomangira, ndi zina zotero. Ndi chowonjezera chogwiritsidwa ntchito mosiyanasiyana, ndipo ntchito zosiyanasiyana zimakhala ndi zofunikira zosiyanasiyana pa ntchito zopangira cellulose. Nkhaniyi ikufotokoza makamaka momwe HPM imagwiritsidwira ntchito komanso njira yodziwira khalidwe...Werengani zambiri»
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Mu zodzoladzola, pali zinthu zambiri zopanda utoto komanso zopanda fungo, koma pali zinthu zochepa zopanda poizoni. Lero, ndikudziwitsani, hydroxyethyl cellulose, yomwe imapezeka kwambiri mu zodzoladzola zambiri kapena zofunikira za tsiku ndi tsiku. Hydroxyethyl Cellulose【Hydroxyethyl Cellulose】 Yodziwikanso kuti (HEC) ndi yoyera ...Werengani zambiri»
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Chidule: chotchedwa HPMC, ufa woyera kapena wopanda ulusi kapena granular. Pali mitundu yambiri ya cellulose ndipo imagwiritsidwa ntchito kwambiri, koma timalumikizana makamaka ndi makasitomala omwe ali mumakampani opanga zida zomangira za ufa wouma. Cellulose yodziwika kwambiri imatanthauza hypromellose. Njira yopangira: Njira yayikulu...Werengani zambiri»
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CMC nthawi zambiri ndi mankhwala a anionic polymer omwe amapangidwa pogwiritsa ntchito cellulose yachilengedwe ndi caustic alkali ndi monochloroacetic acid, yokhala ndi kulemera kwa mamolekyulu a 6400 (± 1 000). Zopangidwa zazikulu ndi sodium chloride ndi sodium glycolate. CMC ndi ya kusintha kwa cellulose yachilengedwe. Yakhala ikuyendetsedwa...Werengani zambiri»