Hydroxypropyl Methylcellulose (HPMC)wani fili ne na polymer mai narkewa da ruwa wanda aka samu ta hanyar gyara sinadarai na halitta cellulose. An fi amfani da shi a fannin magunguna, abinci, kayan shafawa, da gine-gine, kuma yana da kyawawan kaddarorin kamar su kauri, yin fim, emulsification, da kwanciyar hankali.
1. Ka'idar shiri
Hydroxypropyl methylcellulose wani nau'in cellulose ne na hydrophilic, kuma solubility ya fi shafar hydroxypropyl da methyl substituents a cikin kwayoyin halitta. Ƙungiyar methyl tana ƙara haɓakar ruwa, yayin da ƙungiyar hydroxypropyl ta ƙara yawan narkewa a cikin ruwa. Gabaɗaya, AnxinCel®HPMC na iya narkewa da sauri cikin ruwan sanyi don samar da maganin colloidal iri ɗaya, amma yana narkewa a hankali a cikin ruwan zafi, kuma abubuwan granular suna da saurin haɗuwa yayin narkewa. Sabili da haka, ya kamata a ba da hankali ga sarrafa yanayin zafin jiki da tsarin rushewa yayin shiri.
2. Shirye-shiryen albarkatun kasa
HPMC foda: Zaɓi HPMC foda tare da viscosities daban-daban da digiri na maye gurbin bisa ga bukatun amfani. Samfuran gama gari sun haɗa da ƙananan danko (ƙananan nauyin kwayoyin halitta) da babban danko (nauyin nauyin kwayoyin halitta). Zaɓin ya kamata ya dogara ne akan buƙatun ƙayyadaddun tsari.
Narke: Ruwa ne mafi yawan amfani da sauran ƙarfi, musamman a aikace-aikacen magunguna da abinci. Dangane da buƙatun narkar da, ana iya amfani da cakuda ruwa da abubuwan kaushi, kamar ethanol/ruwa gauraye bayani.
3. Hanyar shiri
Babban darajar HPMC
Na farko, daidai auna foda HPMC da ake buƙata bisa ga ƙaddamar da maganin da za a shirya. Gabaɗaya, kewayon maida hankali na HPMC shine 0.5% zuwa 10%, amma takamaiman ƙaddamarwa yakamata a daidaita daidai da maƙasudi da ɗanko da ake buƙata.
Rushewar riga-kafi
Domin hana HPMC foda daga agglomerating, pre-wetting rushe yawanci soma. Takamaiman aiki shine: yayyafa foda HPMC mai awo daidai gwargwado a cikin wani yanki na sauran ƙarfi, motsawa a hankali, sannan a sanya hodar HPMC tare da ɗan ƙaramin ƙarfi don fara samar da yanayin rigar. Wannan zai iya yadda ya kamata hana da HPMC foda daga agglomerating da kuma inganta ta uniform watsawa.
Tsarin rushewa
A hankali ƙara sauran sauran ƙarfi zuwa ga rigar HPMC foda kuma ci gaba da motsawa. Tun da HPMC yana da kyakkyawan narkewar ruwa, ruwa da HPMC suna narkewa da sauri a zafin jiki. Ka guji yin amfani da ƙarfi mai ƙarfi lokacin motsawa, saboda motsawar ƙarfi mai ƙarfi zai haifar da kumfa, yana shafar bayyana gaskiya da daidaiton maganin. Gabaɗaya, saurin motsawa ya kamata a kiyaye shi a ƙananan kewayo don tabbatar da rushewar iri ɗaya.
Kula da yanayin zafi
Ko da yake ana iya narkar da HPMC a cikin ruwan sanyi, idan adadin narkarwar ya yi jinkiri, ana iya dumama maganin yadda ya kamata. Ya kamata a sarrafa zafin jiki na dumama tsakanin 40 ° C da 50 ° C don guje wa matsanancin zafi da ke haifar da canje-canje a tsarin kwayoyin halitta ko canje-canje masu kaifi a cikin dankowar bayani. Yayin aikin dumama, ya kamata a ci gaba da motsawa har sai an narkar da HPMC gaba daya.
Sanyaya da tacewa
Bayan cikakken rushewa, ba da damar maganin ya yi sanyi ta halitta zuwa zafin jiki. A lokacin aikin sanyaya, ƙananan kumfa ko ƙazanta na iya bayyana a cikin maganin. Idan ya cancanta, ana iya amfani da tacewa don tace shi don cire ƙwaƙƙwaran ƙwanƙwasa mai yuwuwa da kuma tabbatar da tsabta da bayyanan bayani.
Daidaitawar ƙarshe da ajiya
Bayan an kwantar da maganin, za'a iya daidaita maida hankali bisa ga ainihin bukatun. Idan maida hankali ya yi yawa, za a iya ƙara wani ƙarfi don tsarma shi; idan maida hankali ya yi ƙasa da ƙasa, ƙarin foda HPMC yana buƙatar ƙarawa. Bayan an shirya maganin, ya kamata a yi amfani da shi nan da nan. Idan ana buƙatar adana shi na dogon lokaci, a adana shi a cikin akwati da aka rufe don guje wa ƙawancen ruwa ko gurɓataccen bayani.
4. Hattara
Sarrafa zafin jiki: Ya kamata a guji babban zafin jiki yayin narkewa don gujewa shafar solubility da aikin AnxinCel®HPMC. A yanayin zafi mai girma, HPMC na iya raguwa ko dankon sa na iya raguwa, yana shafar tasirin amfaninsa.
Hanyar motsa jiki: Guji wuce gona da iri ko saurin motsawa yayin motsawa, saboda motsawa mai ƙarfi na iya haifar da kumfa kuma yana shafar bayyanar da mafita.
Zaɓin narke: Ruwa shine mafi yawan ƙarfi da ake amfani da shi, amma a wasu aikace-aikace na musamman, ana iya zaɓin gauraye na ruwa da sauran abubuwan kaushi (kamar barasa, acetone, da sauransu). Matsakaicin rarrabuwa daban-daban za su shafi ƙimar rushewar da aikin maganin.
Yanayin ajiya: Maganin HPMC da aka shirya ya kamata a adana shi a wuri mai sanyi da bushe don guje wa ɗaukar dogon lokaci zuwa babban zafin jiki ko hasken rana kai tsaye don hana canje-canjen ingancin maganin.
Anti-caking: Lokacin da aka zuba foda a cikin kaushi, idan an ƙara foda da sauri ko kuma ba daidai ba, yana da sauƙi a yi kullu, don haka a hankali a saka shi.
5. Filayen aikace-aikace
Hydroxypropyl methylcellulose ana amfani dashi ko'ina a cikin masana'antu daban-daban saboda kyakkyawan narkewar ruwa da haɓakar halittu:
Masana'antar harhada magunguna: A matsayin tsohon fim, manne, mai kauri, wakili mai ɗorewa, da dai sauransu na magunguna, yana taka muhimmiyar rawa a cikin tsarin shirye-shiryen magunguna.
Masana'antar abinci: A matsayin mai kauri, emulsifier, stabilizer, ana yawan amfani dashi wajen sarrafa abinci, kamar ice cream, condiments, abubuwan sha, da sauransu.
Masana'antar gine-gine: A matsayin mai kauri don suturar gine-gine da turmi, yana iya inganta mannewa da ruwa na cakuda.
Kayan shafawa: A matsayin mai kauri, stabilizer da tsohon fim, ana amfani dashi a cikin kayan kwalliya kamar creams, shampoos, da samfuran kula da fata don haɓaka ingancin samfur da ƙwarewar mai amfani.
Shiri naHPMCtsari ne da ke buƙatar kulawa ga daki-daki. A lokacin shirye-shiryen shirye-shiryen, abubuwa kamar zafin jiki, hanyar motsawa, da zaɓin ƙarfi suna buƙatar sarrafawa don tabbatar da cewa za'a iya narkar da shi sosai da kuma kula da kyakkyawan aiki. Ta hanyar hanyar shiri daidai, Ana iya amfani da AnxinCel®HPMC a cikin masana'antu da yawa kuma yana taka muhimmiyar rawa.
Lokacin aikawa: Janairu-16-2025