Hydroxypylththththththylcelllose (hpmc)Ihe posmer na-agbanye mmiri n'ọtụtụ ebe owuwu, ọgwụ, nri na ịchọ mma. Na gburugburu iru mmiri, ọtụtụ ihe na-emetụta HPMC, na njiri mara ya na-ekpebi ikike ime mgbanwe ya na nkwụsi ike dị iche iche.
1. Hygroscopity
HPMC bụ ihe hydrophilic nwere hygroscopity siri ike. Na gburugburu iru mmiri, HPMC nwere ike ịnabata mmiri site na ikuku, nke a na-eme bụ nke a matara na ọtụtụ hydroxyl na otu methoxy na-eme ya. Nyiyi a na - eme ka mmiri na - eme ka ihe nkiri mmiri mee ihe iji mepụta n'elu HPMC, na - egosiputa ya ka nma na adhesion. Ngwongwo a dị ezigbo mkpa na ụlọ. Dịka ọmụmaatụ, na taịlị na ntụ ntụ, HPMC nwere ike imezi arụmọrụ owuwu na njigide mmiri nke ngwaahịa ahụ.
Agbanyeghị, hygroscopity karịrị akarị nwere ike ibute nsogbu na ụfọdụ ngwa. Iji maa atụ, mgbe ejiri HPMC mee ihe dị ka matriks matrik na-achịkwa ya na mbadamba ọgwụ, oke mmiri nwere ike ịgbanwe ọnụego ịtọpụ ọgwụ ma metụta nguzo ọgwụ nke ọgwụ. Ya mere, na gburugburu iru mmiri, imewe nhazi nke HPMC kwesịrị ịdọrọ uche pụrụ iche na omume ya hygroscopic ya.
2. Kwụsịsi ike
HPMC na-egosipụta oke kemịkal na gburugburu iru mmiri. N'ihi mgbanwe pụrụ iche nke akwara ya, HPMC dịtụ steble stable na ma alkaline na ebe obibi na-enweghị njedebe ma ọ bụ mmeghachi kemịkalụ dị njọ n'okpuru iru mmiri dị elu. Agbanyeghị, oke iru mmiri nwere ike ịnwe ụfọdụ mmetụta na akụrụngwa ya. Dịka ọmụmaatụ, ọnụ ọgụgụ ọnụego nke HPMC nwere ike ịgbasa, njirimara ya nwere ike gbanwee n'ihi mmiri mmiri.
Maka ngwa owuwu, gburugburu iru mmiri dị elu nwere ike ime ka ọnụego mmiri dị na ngwa agha nke HPMC ma ọ bụ mkpuchi dị ibelata, si otú a na-egbu oge ihe ahụ. N'ọnọdụ ụfọdụ, nke a nwere ike ịba uru maka na ọ na-enye oge ọrụ dị ogologo. Agbanyeghị, oke iru mmiri nwere ike ibute ike mlata mgbe ihicha ma ọ bụ cracks n'elu.
3. Njide mmiri
HPMC nwere ezigbo njikọta mmiri na gburugburu iru mmiri. Ngwongwo a na - eme ka ọ bụrụ ihe na - eme ihe na - ewu ewu. Dịka ọmụmaatụ, n'oge mgbidi plasta, HPMC nwere ike igbochi m ọnwụ dị mfe, na ngwa agha ahụ nwere oge zuru oke iji mezue ihe dị mma. Na gburugburu iru mmiri, enwere ike ịkwalite ikikere mmiri a n'ihi na iru mmiri dị na gburugburu ebe obibi na-enye isi iyi nke mmiri ahụ.
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Ike film-na-etolite hpmc kacha pụta ìhè na gburugburu iru mmiri. Mgbe a na-ekpughere ngwọta HPMC na ikuku na iru mmiri dị elu, ọnụego mmiri na-eme ka edobe ya, na-akwalite usoro ihe nkiri ahụ. Ihe nkiri a nwere ezigbo mgbanwe na nguzogide iche iche na-eguzogide, ma nwee ike inye ndị na-eguzogide na akụrụngwa ndị na-egbochi mmiri dị mma maka mkpuchi ụlọ. N'ime nri na ubi ọgwụ, a nwekwara ike iji ihe nkiri HPMC maka mkpuchi ma na-echekwa ihe ndị dị na-emetụta site na mmetụta nke iru mmiri.
5. Njirimara njikarịcha ngwa
Iji bulie arụmọrụ nke HPMC na gburugburu iru ala, a nabatara ụzọ mgbanwe dị iche iche na mpaghara ngwa dị iche iche. Dịka ọmụmaatụ, site na idozi ogo nke hpmc nke HPMC, enwere ike gbanwee ya; N'ime ụlọ ọrụ, a pụrụ imezi arụmọrụ ya na gburugburu iru mmiri nwere ike imeziwanye site na mgbakwunye na mgbakwunye ndị ọzọ (dị ka mbubreyo ntụ ntụ ma ọ bụ Trinener).
Arụmọrụ nkeHpmcNa gburugburu iru mmiri na-emetụta ọtụtụ ihe. Hygroscopicity, njigide mmiri na ike ịmịpụta ihe na-eme ka ọ na-egosi uru ngwa dị mma n'ọtụtụ ụlọ, ọgwụ na nri. Agbanyeghị, gburugburu iru mmiri dị elu nwere ike iweta nsogbu nwere ike ibute gị site na njiri mara sayensị na usoro mgbanwe. Site n'inwe ọmụmụ ihe HPMC na gburugburu iru mmiri, enwere ike ịka mma nke ọma iji gboo mkpa nke ubi dị iche iche.
Oge Post: Dec-24-2024