Menene ƙa'idar haɗakar etherification na hydroxypropyl methylcellulose?

Ana amfani da Hydroxypropyl methylcellulose a matsayin tushen kayan da aka yi amfani da su wajen samar da mai, wanda zai iya cimma amfani da cikakken sukari, inganta yawan amfani da kayan da aka yi amfani da su, rage yawan ragowar substrate a cikin ruwan fermentation, da kuma rage farashin maganin sharar gida. Wannan hydroxypropyl methylcellulose Babban halayyar yana taimakawa wajen inganta tsari na fermentation, ciyarwa da kuma ci gaba da aiwatar da fermentation, yana guje wa jerin matsaloli kamar sarrafa matsakaicin abun da ke ciki da kuma yawan narkewar abinci; kuma yana taimakawa wajen daidaita tsarin fermentation.

Hydroxypropyl methylcellulose, wato cellulose na asali, ana iya tace shi da auduga ko kuma ɓangaren itacen. Yana da matuƙar muhimmanci a niƙa shi kafin a yi alkali ko kuma a lokacin yin alkali. Ana niƙa shi ne don lalata kayan da ke cikin cellulose ta hanyar amfani da makamashin inji. Tsarin yanayin haɗakar ƙwayoyin cellulose na iya rage matakin crystallinity da polymerization, ƙara girman saman sa, ta haka ne zai inganta damar samun damar yin amfani da sinadaran reagent ga ƙungiyoyin hydroxyl guda uku a cikin rukunin zoben glucose na cellulose macromolecule.

Duk da cewa ƙa'idar haɗa sinadarin hydroxypropyl methylcellulose ba ta da sarkakiya, amma yanayin da ake amfani da shi wajen haɗa sinadarin alkalis, niƙa sinadarin da aka yi da ɗanyen abu, fitar da sinadarin alkalis, dawo da sinadarin solvent, rabuwar centrifugal, wankewa da busarwa ya ƙunshi manyan fasahohi da kuma bayanai masu yawa. Ga nau'ikan samfura daban-daban, kowane yanayi yana da sabbin yanayin sarrafawa, kamar zafin jiki, lokaci, matsin lamba da kuma sarrafa kwararar kayan aiki. Kayan aiki da kayan aiki na taimako garanti ne masu kyau ga ingantaccen ingancin samfura da kuma tsarin samarwa mai inganci.

Tunda aikin hydroxypropyl methylcellulose yayi kama da sauran ethers masu narkewa cikin ruwa, ana iya amfani da shi a cikin fenti na latex da kuma abubuwan fenti na resin mai narkewa cikin ruwa a matsayin wakili mai samar da fim, mai kauri, mai emulsifier da kuma mai daidaita shi.

Sanya fim ɗin rufewa ya kasance mai juriya ga lalacewa, daidaitawa da mannewa, kuma ya inganta tashin hankali a saman, kwanciyar hankali ga acid da alkali, da kuma dacewa da launukan ƙarfe. Hydroxypropyl methylcellulose yana da tasiri mai kyau a matsayin mai kauri ga fenti mai launin fari mai tushen ruwa mai launin fari. Matsayin maye gurbin cellulose ether yana ƙaruwa, kuma juriya ga lalata ƙwayoyin cuta yana ƙaruwa.


Lokacin Saƙo: Disamba-22-2022