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Foda mai sake juyawa foda ne wanda aka sarrafa ta hanyar feshi na feshi na emulsion ɗin polymer da aka gyara. Yana da kyakkyawan sake juyawa kuma ana iya sake canza shi zuwa emulsion ɗin polymer mai karko bayan an ƙara ruwa. Aikin yayi daidai da emulsion na farko. Sakamakon haka, yana yiwuwa...Kara karantawa»
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Kayayyakin foda na polymer da za a iya sake amfani da su sune foda masu narkewa cikin ruwa, waɗanda aka raba su zuwa ethylene/vinyl acetate copolymers, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic copolymers, da sauransu, tare da polyvinyl barasa a matsayin colloid mai kariya. Ana iya yin wannan foda cikin sauri...Kara karantawa»
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Akwai monosodium glutamate na masana'antu, carboxymethyl cellulose, hydroxypropyl methyl cellulose, da hydroxyethyl cellulose, waɗanda aka fi amfani da su. Daga cikin nau'ikan cellulose guda uku, mafi wahalar bambancewa shine hydroxypropyl methylcellulose da hydroxyethyl cellulose. Bari mu bambanta...Kara karantawa»
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An raba Hydroxypropyl methylcellulose zuwa nau'i biyu: nau'in narke mai zafi da na ruwan sanyi. Amfani da Hydroxypropyl methylcellulose 1. Jerin Gypsum A cikin samfuran jerin gypsum, ana amfani da ethers na cellulose galibi don riƙe ruwa da ƙara santsi. Tare suna ba da ɗan sauƙi....Kara karantawa»
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Hydroxypropyl methylcellulose abu ne da ake amfani da shi sosai. Musamman a amfani da foda na putty. Akwai halaye da yawa na samfura kamar: juriya ga gishiri, aikin saman, gelation na zafi, kwanciyar hankali na PH, riƙe ruwa, mannewa, da sauransu. Duk da haka, hydroxypropyl methylcellulose kuma yana iya haifar da...Kara karantawa»
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HPMC Bayyanar da kaddarorinsa: fari ko fari mai kama da foda mai kama da farin ƙarfe ko granular Yawan aiki: 1.39 g/cm3 Narkewa: kusan ba ya narkewa a cikin cikakken ethanol, ether, acetone; kumburi zuwa wani bayani mai haske ko ɗan gajimare mai kama da colloidal a cikin ruwan sanyi. HPMC Kwanciyar hankali: Daskararrun yana da wuta kuma bai dace da...Kara karantawa»
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Ma'aunin danko na hydroxypropyl methylcellulose ma'aunin danko ne mai matukar muhimmanci. Danko ba ya wakiltar tsarki. Danko na cellulose HPMC ya dogara ne akan tsarin samarwa. Yanayin amfani daban-daban ya kamata ya zaɓi cellulose HPMC tare da danko daban-daban, ba mafi girman vi...Kara karantawa»
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Menene bambanci tsakanin hydroxypropyl methylcellulose (HPMC) tare da ko ba tare da S ba? 1. An raba HPMC zuwa nau'in nan take kuma nau'in watsawa mai sauri nau'in watsawa mai sauri na HPMC an ƙara shi da harafin S. A lokacin aikin samarwa, ya kamata a ƙara glyoxal. Nau'in nan take na HPMC ba ya ƙara wani...Kara karantawa»
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Ƙananan ɗanko HPMC:HPMC 400 galibi ana amfani da shi don turmi mai daidaita kansa, amma gabaɗaya ana shigo da shi daga ƙasashen waje. Dalili: Danko yana da ƙasa, kodayake riƙe ruwa ba shi da kyau, amma daidaita yana da kyau, kuma yawan turmi yana da yawa. Matsakaicin ɗanko da ƙarancinko: hydroxypropyl methylcellulose HPMC 20000-40000 ...Kara karantawa»
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Auduga mai tsafta—buɗewa—alkali—etherifying—neutralizing—raba—wankewa—rabawa, busarwa—zuba—rufe—rufe—buɗewar auduga da aka gama: ana buɗe auduga mai tsafta don cire ƙarfe, sannan a niƙa. Auduga mai tsafta da aka niƙa tana cikin siffar foda, kuma girman barbashi shine raga 80 ...Kara karantawa»
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Ga tsarin rufin bango na waje, galibi ya haɗa da turmi mai ɗaurewa na allon rufin da turmi mai rufi wanda ke kare saman allon rufin. Turmi mai kyau yana buƙatar ya zama mai sauƙin juyawa, mai sauƙin aiki, mara mannewa ga wuka, kuma yana da kyakkyawan hana sag. ef...Kara karantawa»
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Hydroxypropyl methylcellulose abu ne da aka saba amfani da shi a masana'antar sinadarai na kayan gini. A cikin samarwa na yau da kullun, sau da yawa muna jin sunansa. Amma mutane da yawa ba su san amfaninsa ba. A yau, zan yi bayani game da amfani da hydroxypropyl methylcellulose a cikin yanayi daban-daban. 1. Gina ...Kara karantawa»