Yadda ake narkar da HPMC?

Dora dilutewar hpmc (hydroxypropyl methylcelrose) yawanci don daidaita maida hankali don dacewa da bukatun aikace-aikace daban-daban. HPMC ita ce filin polymer ruwa mai narkewa da ruwa sosai ana amfani dashi a cikin magunguna, gini, masana'antu da kayan abinci.

(1) shiri
Zabi HPMC daidai HPMC:

Hpmc yana da vicisies daban-daban da kuma salla. Zabi da yawa iri-iri na iya tabbatar da cewa mafi maganin maganin ya cika bukatun aikace-aikacen.
Shirya kayan aiki da kayan:

Hpmc foda
Distilled ruwa ko ruwa na ruwa
Magnetic Mikrister ko mai motsa jiki
Auna kayan aikin kamar na auna silinda da kofuna na auna
Kwantena da suka dace, kamar kwalbar gilashin ko kwalban filastik.

(2) matakan dilulu
Yin la'akari da foda na hpmc:

Dangane da maida hankali ne a diluted, daidai ne nauyin adadin da ake buƙata na hpmc foda. Yawancin lokaci, rukunin taro shine nauyin nauyi (w / w%), kamar 1%, 2%, da sauransu, da sauransu, da sauransu, da sauransu, da sauransu, da dai sauransu, da dai sauransu, da sauransu.
Sanya ruwa:

Zuba daidai adadin distilled ko ruwa mai narkewa a cikin akwati. Yawan ruwa ya kamata a ƙaddara gwargwadon tattarawa na maganin ƙarshe.
Dingara HPMC foda:

Ara da yalwataccen hpmc foda a cikin ruwa.

Motsawa da narkewa:

Yi amfani da motsa jiki na Magnetic ko mai motsa jiki don motsa maganin. Matsa na iya taimakawa hpmc foda narke da sauri da fiye a ko'ina. Saurin motsawa da lokacin buƙatar daidaita bisa nau'in da maida hankali na HPMC. Gabaɗaya, lokacin motsawa yana da minti 30 zuwa sa'o'i da yawa.

Tsaye da degassing:

Bayan motsawa, bari maganin ya tsaya na tsawon lokaci, yawanci awa 1 zuwa awa 24. Wannan yana ba da damar kumfa a cikin mafita don tashi da ɓacewa, tabbatar da daidaiton maganin.

(3) tsayawa

Saurin motsawa da lokaci:

Saurin sauri da kuma motsa lokacin rushewar HPMC ya shafa ta danko da zafin jiki. Gabaɗaya magana, babban abin kallo HPMC na buƙatar lokaci mai tsawo.

Ruwan zafin ruwa:

Yin amfani da ruwa mai dumi (kamar 40 ° C-60 ° C) na iya hanzarin rushe HPMC, amma ku mai da hankali kada kuyi amfani da zazzabi sosai don guje wa shafar kaddarorin HPMC.

Hana agglomeration:

Lokacin da ƙara HPMC foda, yi ƙoƙarin guje wa agglomeration. Zaka iya fara hade da hpmc foda tare da karamin adadin ruwa a cikin wani slurry, sannan sannu a hankali ƙara shi a sauran ruwa don rage agralleration.
Adana:

Maganin hpmc da aka dillayar shi ya kamata a adana shi a cikin tsabta, an rufe hatimin don guji danshi ko gurbatawa. Ya kamata a daidaita yanayin ajiya gwargwadon buƙatun amfani da yanayin muhalli na HPMC.
Aminci:

A yayin aikin, kayan aikin kariya da suka dace kamar safofin hannu da mamai ya kamata a sa su guji don kauce wa kai tsaye tare da maganin kai tsaye da mai da hankali.

Ta hanyar matakan da ke sama, zaku iya narkar da HPMC kamar yadda ake buƙata don tabbatar da ingancinsa da kwanciyar hankali a cikin aikace-aikace daban-daban. Kowane yanayin aikace-aikacen na iya samun buƙatu daban-daban, saboda haka yana da matukar muhimmanci a fahimta kuma bi takamaiman ka'idodi da buƙatu.