HPMC (Hydroxypyl methylcellulose)Shin an yi amfani da polymer mara-ionic sosai a cikin magani, abinci, gini, coatings da sauran masana'antu. Game da ko hpmc na iya narkewa a cikin ruwan zafi, halayen sa na narkewa da tasirin zafin jiki yana buƙatar la'akari.
Takaitaccen bayanin HPMC
HPMC tana da kariyar ruwa mai kyau, amma yanayin rushewa yana da alaƙa da zafin jiki na ruwa. Gabaɗaya, hpmC za a iya tarwatsa shi cikin sauƙi kuma a narkar da shi cikin ruwan sanyi, amma yana nuna halaye daban-daban a cikin ruwan zafi. Dalilin HPMC a cikin ruwan sanyi an rinjayi shi da yawa da nau'in kwayoyin jikinsa da nau'in maye. Lokacin da HPMC ya shiga tuntuɓar tare da ruwa, ƙungiyoyin hydrophilihyl da hydroxypropyl) A cikin kwayoyin ta zasu samar da sannu da ruwa a hankali, suna sa shi hankali kumbura da hankali. Koyaya, halayen slubility na HPMC sun bambanta cikin ruwa a yanayin zafi daban-daban.
Sallasar HPMC a cikin ruwan zafi
Dalilin HPMC a cikin ruwan zafi ya dogara da kewayon zazzabi:
Low zazzabi (0-40 ° C): HPMC na iya sannu a hankali sha ruwa da kumburi, kuma daga ƙarshe ya samar da mafita mai fili ko transtuent bayani. Resultsarin rushewa yana da hankali a ƙananan yanayin zafi, amma gemuy ba ta faru ba.
Matsakaici zazzabi (40-60 ° C): HPMC Tunawa a cikin wannan zafin zafin, amma bai narke gaba ɗaya ba. Madadin haka, yana iya sauƙaƙawa a sauƙaƙe agglomerates ko dakatarwa, yana shafar daidaituwa na maganin.
Babban zazzabi (sama da 60 ° C): HPMC zai sha kashi a cikin yanayin zafi mai girma, wanda aka bayyana kamar gemu ko hazo, yana wahalar narke. Gabaɗaya magana, lokacin da ruwa zazzabi ya wuce 60-70 ° C, motsi na ƙwayoyin cuta na HPMC kwarewa, kuma a ƙarshe zai iya samar da gel ko a ƙarshe zai iya samar da gel ko kuma a ƙarshe zai iya samar da gel ko a ƙarshe zai iya haifar da gel ko kuma ya iya haifar da gel ko kuma a ƙarshe zai iya samar da gel ko kuma a ƙarshe zai iya samar da gel ko kuma ya zama maimaitawa.
Thermogel kaddarorin hpmc
HPMC tana da kayan aikin thermogel na yau da kullun, wato, yana samar da gel a yanayin zafi mafi girma kuma ana iya sake juyawa a yanayin zafi. Wannan mulkin yana da matukar mahimmanci a aikace-aikace da yawa, kamar:
Ana amfani da masana'antar gine-gine: ana amfani da HPMC azaman mai kauri don turmi. Zai iya kula da danshi mai kyau yayin gini da nuna Gira a cikin yanayin yanayin yanayin zafi don rage asarar ruwa.
Shirye-shirye na magunguna: Lokacin da aka yi amfani dashi azaman kayan shafi a allunan, an yi la'akari da kaddarorinta na zafi don tabbatar da ingantaccen ƙila.
Masana'antar abinci: Ana amfani da HPMC azaman Thickener da emulstifier a cikin wasu abinci, da kuma gerarfin jikinta yana taimaka da kwanciyar hankali na abinci.
Yadda za a canza HPMC daidai?
Don kauce wa HPMC daga samar da gel a cikin ruwan zafi kuma gaza narke a ko'ina, galibi ana amfani da su:
Hanyar watsawa ta ruwan sanyi:
Na farko, a ko'ina watsa HPMC a cikin ruwan sanyi ko zazzabi a cikin ruwan sanyi don rigar sosai kuma ya yawo da shi.
A hankali ƙara zafin jiki yayin motsawa don ƙara soke HPMAC.
Bayan an narkar da gaba daya, ana iya ƙara yawan zafin jiki da kyau don hanzarta samar da mafita.
Hanyar sanyaya ruwa mai zafi:
Da farko, yi amfani da ruwan zafi (kimanin 80-90 ° C) don hanzarta watsa HPMC don insolable gel kariya mai kariya ta hanyar hana samuwar dunƙule.
Bayan sanyaya zuwa zafin jiki na daki ko ƙara ruwan sanyi, hpmc a hankali ya narke don maganin uniforde.
Hanyar hadewa ta bushe:
Mix HPMC tare da sauran abubuwa masu narkewa (kamar sukari, sitaci, da sauransu) sannan ku ƙara ruwa don rage yawan agglomeration.
HpmCba za a iya narkar da kai tsaye a cikin ruwan zafi ba. Abu ne mai sauki ka samar da gel ko previcate a tsananin zafin jiki, wanda ke rage karancinta. Hanyar rushewa ita ce watsa a cikin ruwan sanyi da farko ko kafin watsa da ruwan zafi sannan mai sanyi don samun sutura da ingantaccen bayani. A cikin aikace-aikace aikace-aikace, zaɓi hanyar rushewar da ta dace gwargwadon buƙatar tabbatar da cewa HPMC tana yin mafi kyau.
Lokacin Post: Mar-25-2025