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1. Tanthauzo ndi ntchito ya chokhuthala Zowonjezera zomwe zingawonjezere kwambiri kukhuthala kwa utoto wochokera m'madzi zimatchedwa zokhuthala. Zokhuthala zimagwira ntchito yofunika kwambiri popanga, kusunga ndi kupanga zokutira. Ntchito yayikulu ya chokhuthala ndikuwonjezera kukhuthala kwa...Werengani zambiri»
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Ubwino wa HPMC mu mankhwala otulutsa mankhwala olamulidwa Hydroxypropyl methylcellulose (HPMC) ndi polima yomwe imagwiritsidwa ntchito kwambiri mu mankhwala, makamaka mu mankhwala otulutsa mankhwala olamulidwa. Kutchuka kwake kumachokera ku makhalidwe ake apadera omwe amawapangitsa kukhala oyenera kugwiritsa ntchito mankhwalawa. Apa...Werengani zambiri»
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Kodi HPMC ili ndi mphamvu zotani pa matenda a m'mitsempha? Hydroxypropyl methylcellulose (HPMC) ndi polima wogwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana, kuphatikizapo mankhwala, zomangamanga, chakudya, ndi zodzoladzola, makamaka chifukwa cha mphamvu zake zapadera pa matenda a m'mitsempha. Rheology ndi kuphunzira za...Werengani zambiri»
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Udindo wa HPMC Powonjezera Kumatira mu Zomatira Kumatira ndi chinthu chofunikira kwambiri chomwe chimakhudza magwiridwe antchito ndi kulimba kwa zipangizo zosiyanasiyana. Hydroxypropyl Methylcellulose (HPMC), polima wosiyanasiyana, watchuka chifukwa cha kuthekera kwake kowonjezera kumamatira mu zomatira. Chiyambi...Werengani zambiri»
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Zinthu zowonjezerera mankhwala ndi zinthu zowonjezerera zomwe zimagwiritsidwa ntchito popanga mankhwala ndi mankhwala, ndipo ndi gawo lofunikira kwambiri pakukonzekera mankhwala. Monga chinthu chachilengedwe chochokera ku polima, cellulose ether imatha kuwola, si poizoni, komanso yotsika mtengo, monga sodium carboxymethyl cellu...Werengani zambiri»
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Dry powder mortar ndi matope opangidwa ndi zinthu zopangira fakitale pogwiritsa ntchito njira yolondola komanso yosakanizirana. Ingagwiritsidwe ntchito pongowonjezera madzi ndikusakaniza pamalo omangira. Chifukwa cha mitundu yosiyanasiyana ya matope ouma, imagwiritsidwa ntchito kwambiri. Chimodzi mwazinthu zazikulu zake ndichakuti...Werengani zambiri»
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N’chifukwa chiyani kufunika kosunga madzi mu matope kuli kwakukulu chonchi, ndipo ubwino waukulu wa matope okhala ndi madzi abwino ndi wotani? Ndiloleni ndikuuzeni kufunika kosunga madzi mu matope a HPMC! Kufunika kosunga madzi mu matope kumatanthauza mphamvu ya matope...Werengani zambiri»
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1, kodi ntchito yaikulu ya hydroxypropyl methyl cellulose (HPMC) ndi yotani? Yankho: HPMC imagwiritsidwa ntchito kwambiri mu zipangizo zomangira, zokutira, ma resins opangidwa, ziwiya zadothi, mankhwala, chakudya, nsalu, ulimi, zodzoladzola, fodya ndi mafakitale ena. HPMC ingagawidwe m'magulu awa: kalasi yomanga, kalasi ya chakudya ndi...Werengani zambiri»
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Kusunga madzi a cellulose ether Kusunga madzi kwa matope kumatanthauza kuthekera kwa matope kugwira ndikutseka madzi. Kukhuthala kwa ether ya cellulose kukakhala kwakukulu, kumakhala bwino kusunga madzi. Chifukwa kapangidwe ka cellulose kali ndi hydroxyl ndi ether bond, gulu la hydroxyl ndi ether bond la atomu ya okosijeni...Werengani zambiri»
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Kodi hydroxyethyl cellulose ndi chiyani? Hydroxyethyl cellulose (HEC), yoyera kapena yopepuka yachikasu, yopanda fungo, yopanda poizoni, yopangidwa ndi etherification ya alkaline cellulose ndi ethylene oxide (kapena chlorohydrin), yomwe ili m'gulu la Nonionic soluble cellulose ethers. Chifukwa HEC ili ndi...Werengani zambiri»
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Tikamagwiritsa ntchito ufa wa putty, nthawi zambiri pamakhala mavuto ena, kotero sitikudziwa chifukwa chake. Ndikuganiza kuti payenera kukhala mitundu isanu ndi iwiri ya mavuto omwe nthawi zambiri amawonekera mu ufa wa putty! Choyamba: Chitani mwachangu. Izi makamaka zimagwirizana ndi kuwonjezera calcium ya phulusa ndi kuchuluka kwa madzi omwe amasungidwa mu fiber...Werengani zambiri»
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Pogwiritsa ntchito hydroxypropyl methyl cellulose HPMC, nthawi zambiri timapeza kuti imagawidwa m'mitundu iwiri: kusungunuka mwachangu ndi kusungunuka pang'onopang'ono. Tiyeni timvetse kusiyana pakati pa kusungunuka mwachangu ndi kusungunuka pang'onopang'ono kwa hydroxypropyl methyl cellulose. HPMC ya Instant imatanthauza kugwiritsa ntchito cros...Werengani zambiri»