Hydroxypyl methylcellose (hpmc)shine eter ba mai ether ether da ba a amfani da shi ba a cikin kayan gini, magani, abinci, kayan kwalliya da sauran filayen masana'antu. Yana da kyawawan kaddarorin jiki, waɗanda ke sa ta yi aiki sosai a aikace-aikace daban-daban.
1. Bayyanar da solquility
HPMC yawanci fari ne ko kuma fararen foda, ƙanshi mai ban sha'awa, mai ƙanshi da marasa guba. Ana iya narkar da shi a cikin ruwan sanyi da kuma wasu rikice-rikice na kwayoyin cuta (kamar su gauraye masu hade da su, amma yana da insolable a cikin ethanol, amma chiloroform. Saboda yanayin da ba shi da kyau ba, ba zai sha da darajar da za'a iya amfani da shi ba a cikin mafita mai ruwa kuma ba zai shafi darajar PH ba.
2. Danko da rheology
Bayani hpmc ruwa mai kyau yana da kyakkyawar thickening da kuma fari. Hanyoyi daban-daban na Drancincelrmc suna da vencosiities daban-daban, kuma yalwar gama gari shine 5 zuwa 100000 MPA S (20% aqueous bayani, 20 ° C). Magani yana nuna magungunansa, wato karfi na thinning phenenon, kuma ya dace da yanayin aikace-aikacen kamar cakuda.
3. Ginin Thalent
Lokacin da HPMC yana mai zafi cikin ruwa, faɗar ta mafita ta rage da gel aka kafa a wani zazzabi. Bayan sanyaya, jihar gel zata dawo zuwa yanayin mafita. Daban-daban nau'ikan HPMC suna da yanayin zafi daban-daban, gaba ɗaya tsakanin 50 da 75 ° C. Wannan mulkin yana da mahimmanci musamman a aikace-aikace kamar muguni da kuma pharmaceutical capsules.
4. Aiki
Saboda kwayoyin halittar HPMC suna dauke da kungiyoyin Hydrophobic da Hydrophobic, sun nuna wasu ayyukan sama kuma suna iya taka emulsifing, watsawa da karfafawa rawar. Misali, a cikin coatings da emulsions, hpmc na iya inganta kwanciyar hankali na emulsion da hana syshen barbashi.
5. Hygroscopicity
HPMC yana da wani hygrostcopicity kuma na iya ɗaukar danshi a cikin yanayin yanayi. Sabili da haka, a cikin wasu aikace-aikace, ya kamata a biya da hankali don ɗaukar hatimi don hana tsayuwar danshi da aglomeration.
6.
HPMC na iya samar da fim mai taushi da tabbatacce, wanda aka yi amfani dashi sosai a abinci, magani (kamar suna wakilan wakilai) da suttura. Misali, a cikin masana'antar harhada magunguna, za'a iya amfani da fim din HPMC azaman shafi na kwamfutar hannu don inganta zaman lafiyar miyagun ƙwayoyi.
7. BASOCompativity da aminci
HPMC ba mai guba ba ne da mugunta, kuma za a iya amfani da shi ta hanyar amintaccen amfani da shi a cikin filayen magani da abinci. A matsayina na compceutical compceutical, ana amfani dashi don samar da dorewa tebur na saki, capsule bawo, da dai sauransu.
8.
HPMC ya tabbata a cikin kewayon PH na 3 zuwa 11, kuma ba za'a iya amfani dashi ta hanyar Acid da kayan gini ba, kamar kayan gini da kuma magunguna na yau da kullun.
9. Gwaji
HPMC bayani yana da kwanciyar hankali ga kayan ado na ciki kuma ba shi da sauƙin cirewa ko rashin daidaituwa saboda canje-canje mai kyau a wasu tsarin da ke ɗauke da shi (kamar ciminti).
10. Dorarancin Haske
Drminchpmc yana da kwanciyar hankali a cikin yanayin yanayin masarufi, amma na iya lalata ko discolor lokacin da aka fallasa zuwa babban yanayin zafi na dogon lokaci. Zai iya har yanzu kula da kyakkyawan aiki a cikin wani kewayon zazzabi (galibi ƙasa 200 ° C), don haka ya dace da aikace-aikacen sarrafa zazzabi.
11. Dogara mai aminci
HpmCYana da tabbaci zuwa haske, oxidants da sunadarai na fari, kuma ba a sauƙin shayar da abubuwan da suka saba amfani dasu. Sabili da haka, ana iya amfani dashi a cikin samfuran da ke buƙatar ajiya na dogon lokaci, kamar kayan gini da magunguna.
Hydroxypyl methypcellulose ana amfani dashi sosai a cikin masana'antu da yawa saboda kyakkyawan solicifi, thickening, gealent, facterning properties da kariya da kwanciyar hankali da kwanciyar hankali da kwanciyar hankali A cikin masana'antar gine-ginen, ana iya amfani dashi azaman ciminti mai kauri; A cikin masana'antu masana'antu, ana iya amfani dashi azaman magunguna na magunguna; A cikin masana'antar abinci, abinci ne gama gari gama gari. Waɗannan kayan aikin na musamman na musamman waɗanda ke yin HPMC muhimmiyar kayan polymer mai aiki.
Lokaci: Feb-10-2025