Gina musamman hydroxypropyl methyl cellulose don kauce wa danshi infiltration zuwa bango, zai zama daidai adadin danshi iya zama a cikin turmi ciminti samar da kyau yi a cikin ruwa da kuma rawar da hydroxypropyl methyl cellulose a cikin turmi iya zama daidai da danko, mafi girman danko na hydroxypropyl methyl cellulose riƙe ruwa zai zama mafi kyau.
Da zarar danshi na hydroxypropyl methyl cellulose ya yi yawa, riƙewar ruwa na hydroxypropyl methyl cellulose zai ragu, kuma zai kai ga samar da ingantaccen aikin hydroxypropyl methyl cellulose.Mun kuma san abubuwan da za su zama mafi sauƙi don yin kuskure, ya kamata mu ci gaba da zama sabo, za mu sami sakamakon da ba zato ba tsammani.
Bayyanar danko shine mahimman bayanai na hydroxypropyl methyl cellulose.Hanyoyin auna gama gari sune ma'aunin danko na juyawa, ma'aunin dankowar capillary da ma'aunin dankowar faduwa.
A baya can, an ƙayyade hydroxypropyl methyl cellulose ta hanyar ma'aunin dankowar capillary, ta amfani da viscometer Uhnscher.Maganin auna yawanci maganin ruwa ne na 2, kuma dabarar ita ce: V=Kdt.V shine danko a cikin dakika, K shine madaidaicin ma'aunin, D shine yawan yawan zafin jiki, kuma T shine lokacin da ake ɗauka daga sama zuwa ƙasa na viscometer cikin daƙiƙa.Wannan hanyar aiki ya fi rikitarwa, idan akwai kayan da ba a iya narkewa, yana da sauƙin haifar da kurakurai, yana da wuya a gano ingancin hydroxypropyl methylcellulose.
Matsalar gina manne stratification babbar matsala ce ta abokan ciniki.Da farko, ya kamata a yi la'akari da matsalar albarkatun kasa don gina manne stratification.Babban dalilin gina manne stratification shine rashin daidaituwa tsakanin polyvinyl barasa (PVA) da hydroxypropyl methylcellulose (HPMC).Dalili na biyu kuma shi ne, lokacin hadawa bai isa ba;Akwai kuma ginin manne thickening yi ba shi da kyau.
A cikin ginin manne, nan take hydroxypropyl methylcellulose (HPMC) dole ne a yi amfani da shi saboda HPMC kawai ya tarwatse a cikin ruwa kuma baya narke da gaske.Kusan mintuna 2, dankowar ruwa yana ƙaruwa sannu a hankali, yana samar da colloid mai haske.
Abubuwan da ake soluble masu zafi, a cikin ruwan sanyi, ana iya tarwatsa su da sauri a cikin ruwan zafi, bace a cikin ruwan zafi, lokacin da zafin jiki ya faɗi zuwa wani zazzabi, danko ya bayyana a hankali, har sai da samuwar m viscous colloid.Hydroxypropyl methylcellulose (HPMC) a cikin ginin manne da aka ƙara adadin ana bada shawarar don 2-4kg.
Hydroxypropyl methyl cellulose (HPMC) a cikin ginin manne sinadaran kwanciyar hankali, mildew, ruwa riƙe sakamako ne mai kyau, kuma ba a shafa da PH canji, danko daga 100 000 S - 200 000 S za a iya amfani.Amma a cikin samar da ba mafi girma da danko ne mafi alhẽri, da danko da bond ƙarfi ne inversely gwargwado, mafi girma da danko, da ƙarfi ne karami, kullum 100,000S danko ya dace.
Lokacin aikawa: Satumba-16-2022