Hydroxypyl methylcellose (hpmc) Shin wani lokaci ne wanda aka saba amfani dashi ruwan sanyi, ana amfani dashi sosai a cikin magunguna, kayan kwalliya, abinci da filayen masana'antu, musamman a cikin shirye-shiryen tallan. Abubuwan da ke jikinta da halayyar rushewa suna da tasiri sosai game da tasiri a cikin aikace-aikace daban-daban. Gane-canjin zazzabi na HPMC Gel yana ɗaya daga cikin abubuwan da ke cikin kayan aikin mutum, wanda kai tsaye ke shafar aikinsa a cikin shirye-shirye daban-daban, kamar saki mai sarrafawa, kamar saki mai sarrafawa, da kuma sauransu.
1. Tsarin da kaddarorin HPMC
HPMC shine ruwa mai narkewa wanda aka samo ta hanyar gabatar da maye gurbin biyu, hydroxypropyl da methyl, cikin kwayoyin kwayoyin kwayoyin jikin sel. Tsarin kwayar halitta ya ƙunshi nau'ikan samfurori biyu: Hydroxypropyl (-ch2chohch3) da methyl (-ch3). Abubuwan da ke cikin abubuwan da ke cikin hydroxypyl daban-daban, mataki na methyanipypyl, mataki na polymerization zai sami tasiri sosai akan silility, m hali, da kaddarorin na HPMC.
A cikin mafita na ruwa mai narkewa, Drisincel®hpmc ya sami ingantaccen mafita ta hanyar samar da ƙwayoyin hydrogen da kuma yin hulɗa tare da ƙwararrun ƙwayoyin jikinta. Lokacin da yanayin waje (kamar zafin jiki, Ionic ƙarfi, da sauransu) canje-canje, hulɗa tsakanin kwayoyin halitta zasu canza, sakamakon shi da gelation.
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Heeri zazzabi, t_GEL) yana nufin zazzabi wanda ya dace da HPMC Magani ya fara miƙa mulki daga cikin ruwa zuwa gaji lokacin da yawan zafin jiki ya tashi zuwa wani matakin. A wannan zafin jiki, motsi na ƙwayoyin cutar HPMC za a ƙuntata, samar da tsarin hanyar sadarwa guda uku, sakamakon shi a cikin abu mai kyau.
Abubuwan da ke zazzabi na HPMC na HPMC sun shafi abubuwa da yawa masu yawa, ɗayan mahimman abubuwan shine abun hydroxypropyl. Baya ga Hydroxypropyl abun ciki, wasu dalilai waɗanda ke shafar yawan zafin jiki na gel, darajar maganin, ƙarfin pH, da sauransu, da sauransu.
3. Tasiri na Hydroxypolyl Abun cikin HPMC Gel zazzabi
3.1 Commenara yawan abun ciki na hydroxypyl yana haifar da ƙaruwa a cikin zafin jiki na gel
Tsarin zafin jiki na HPMC yana da alaƙa da matsayin ikon Hydroxypyl a cikin kwayar tasa. Kamar yadda hydroxypyl abun ciki yana ƙaruwa, yawan kayan maye gurbin hpmphilic a kan sarkar kwayoyin halitta da ke ƙaruwa, sakamakon haɓaka hulɗa tsakanin kwayoyin da ruwa. Wannan hulɗa ta haifar da sarƙoƙin kwayoyin don shimfiɗa ci gaba, ta haka ne rage ƙarfin ma'amala tsakanin sarƙoƙin kwayoyin halitta. A cikin wasu kewayon maida hankali, ƙara yawan abun ciki na hydroxroxypypyl yana taimakawa wajen haɓaka tsarin hydration kuma yana haɓaka tsarin haɗin kai na kwayoyin halitta, don a iya ƙirƙirar tsarin juna a cikin zafin jiki mafi girma. Saboda haka, zazzabi na fuska yana ƙaruwa tare da hydroxypropyl ya tashi tare da ƙara abun ciki.
HPMC tare da m abun ciki (kamar hpmc k15m) yana iya nuna mafi girman zafin gashin kansa a cikin abubuwan da ke cikin hydroxypyl (kamar hpmc k4m). Wannan saboda mafi girman abun ciki na hydroxypyl ya sa ya fi wahala ga kwayoyin halitta don yin hulɗa da samar da hydray da inganta hulɗa ta hanyar samar da tsarin cibiyar sadarwa uku. .
3.2 Dangantaka tsakanin abun ciki na Hydroxypoyl da Magani bayani
Magani na bayani shine mahimmancin mahaliti yana shafar yawan zafin jiki na HPMC. A cikin mafi girman ƙarfin HPMC, huldar motsa jiki, don haka zazzabi na gelation na iya ƙaruwa ko da abun hydroxypolyl yana ƙasa. A low maida hankali, hulɗa tsakanin kwayoyin halitta na HPMC yana da rauni, kuma maganin shine mafi kusantar gel a ƙananan yanayin zafi.
Lokacin da hydroxypyl abun ciki ya karu, kodayake hydrophilicity yana ƙaruwa, ana buƙatar zafin jiki mafi girma don samar da gel. Musamman a ƙarƙashin ƙananan yanayin taro, zazzabi na geration yana ƙaruwa sosai. Wannan saboda hpmc tare da m abun ciki ya fi wahalar kirkirar hulɗa tsakanin sarkar ƙwayoyin cuta don shawo kan hancin hydral don shawo kan tasirin hydret.
3.3 Tasirin Hydroxypropyl abun ciki a kan tsarin Girka
A cikin wani nau'in abun ciki na hydroxypyl, tsari na gelation yana mamaye tsakanin hydration da sarƙoƙin kwayoyin. Lokacin da hydroxypoyl abun ciki a cikin kwayar cutar HPMC ya ƙasa, hydring yana da rauni, da ma'amala ta iya ƙarfafa samuwar Gel. Lokacin da hydroxypoyl abun ciki ya fi girma, hydration ana inganta shi sosai, hulɗa tsakanin sarƙoƙin ƙwayoyin cuta yana ƙaruwa, kuma zazzabi na geration yana ƙaruwa.
Abun cikin Hydroxypyl na iya haifar da karuwa cikin karuwa a cikin maganin maganin HPMC, canji wanda wani lokacin yana ƙara yawan zafin jiki na geance.
Abun Hydroxypyl yana da tasiri mai tasiri a kan zafin jiki naHpmC. Kamar yadda hydroxypyl abun ciki yana ƙaruwa, hpmc na HPMC yana ƙaruwa da ma'amala tsakanin sarkar kwayoyin cuta sau da yawa yana ƙaruwa. Ana iya bayanin wannan sabon abu ta hanyar ma'amala tsakanin hydration da sarƙoƙin kwayoyin halitta. Ta hanyar daidaita abubuwan hydroxypyl na HPMC na HPMC, ana iya magance madaidaicin madaidaicin zazzabi za'a iya ci gaba, don inganta aikin HPMC a cikin magunguna, abinci da sauran aikace-aikacen masana'antu.
Lokaci: Jan-04-2025