Hanyar gwaji mai sauƙi don samfuran ether na hydroxypropyl cellulose

1. Cellulose ethers (MC, HPMC, HEC)

Ana amfani da MC, HPMC, da HEC a cikin kayan gini, fenti, turmi da sauran kayayyaki, galibi don riƙe ruwa da mai. yana da kyau.

Hanyar dubawa da ganewa:

A auna gram 3 na MC ko HPMC ko HEC sai a zuba a cikin ruwa 300 ml sai a jujjuya har sai ya narkar da shi gaba daya, sai a zuba ruwan ruwansa a cikin kwalbar ruwan ma'adinai mai tsafta, babu komai a ciki, sai a rufe sannan a datse hular, sannan sanya shi a Kula da canje-canjen maganin manne a cikin yanayin -38 ° C. Idan bayani mai ruwa ya kasance a bayyane kuma a bayyane, tare da babban danko da ruwa mai kyau, yana nufin cewa samfurin yana da kyakkyawan ra'ayi na farko. Ci gaba da lura fiye da watanni 12, kuma har yanzu ya kasance ba canzawa, yana nuna cewa samfurin yana da kwanciyar hankali mai kyau kuma za'a iya amfani dashi tare da amincewa; idan an sami maganin ruwa mai ruwa ya canza launi a hankali, ya zama siriri, ya zama turbid, yana da wari mai banƙyama, yana da laka, ya faɗaɗa kwalban, ya rushe jikin kwalban nakasa yana nuna cewa ingancin samfurin ba shi da kyau. Idan aka yi amfani da shi wajen samar da samfurori, zai haifar da rashin kwanciyar hankali na samfurin.

2. CMCI, CMCS

Dankin CMCI da CMCS yana tsakanin 4 da 8000, kuma ana amfani da su musamman wajen gyaran bango da kayan plastering irin su bangon bangon ciki na yau da kullun da filastar filasta don riƙe ruwa da lubrication.

Hanyar dubawa da ganewa:

A auna gram 3 na CMCI ko CMCS sai a zuba a cikin ruwa 300 ml sai a jujjuya har sai ya narke gaba daya ya zama ruwan magani, sai a zuba ruwan ruwansa a cikin kwalbar ruwan ma'adinai mai tsafta, babu komai a ciki, sai a rufe sannan a datse hular, sannan a zuba. a Kula da canjin maganin ruwa na ruwa a cikin yanayin ℃, idan maganin ruwa ya kasance m, kauri, da ruwa, yana nufin cewa samfurin yana jin dadi a farkon, idan Maganin ruwa yana da turbid kuma yana da ruwa, yana nufin cewa samfurin yana dauke da foda, kuma samfurin ya lalata. . Ci gaba da lura fiye da watanni 6, kuma har yanzu yana iya zama ba canzawa, yana nuna cewa samfurin yana da kwanciyar hankali mai kyau kuma ana iya amfani dashi tare da amincewa; idan ba za a iya kiyaye shi ba, an gano cewa launi zai canza sannu-sannu, maganin zai zama bakin ciki, ya zama girgije, za a sami laka, wari mai ban sha'awa, kuma kwalban zai kumbura , yana nuna cewa samfurin ba shi da tabbas, idan aka yi amfani da shi a cikin samfurin, zai haifar da matsalolin ingancin samfurin


Lokacin aikawa: Fabrairu-07-2023