Hydroxypropyl methylcellulose HPMC nwere ike melite njide mmiri nke ngwa agha. Ngwọta dị ala nke hydroxypropyl methylcellulose HPMC nwere ike imeziwanye ọnụọgụ njide mmiri nke ngwa ngwa. Mgbe usoro onunu ogwu bụ 0.02%, ọnụ ọgụgụ njide mmiri na-abawanye site na 83% bilie ruo 88%; mgbe usoro ọgwụgwọ ahụ bụ 0.2%, ọnụ ọgụgụ njide mmiri ruru 97%. N'otu oge ahụ, obere ọdịnaya nke HPMC na-ebelatakwa ogo nke delamination na ọbara ọgbụgba nke ngwa agha, nke na-egosi na HPMC nwere ike ọ bụghị naanị melite njigide mmiri nke ngwa agha, kamakwa imeziwanye njikọ nke ngwa agha ahụ, nke na-eme ka ọ dịkwuo mma. dị mkpa maka ịdị n'otu nke mma ewu ụlọ ngwa agha. dị nnọọ mma.
Agbanyeghị, hydroxypropyl methylcellulose HPMC nwere mmetụta na-adịghị mma na ike mgbanwe na ike mkpakọ nke ngwa agha. Site na mmụba nke ọdịnaya HPMC hydroxypropyl methylcellulose, ike mgbanwe na ike mkpakọ nke ngwa agha ji nwayọọ nwayọọ belata. N'otu oge ahụ, hydroxypropyl methylcellulose HPMC nwere ike ịbawanye ike ike nke ngwa agha. Mgbe ọdịnaya nke hydroxypropyl methylcellulose HPMC dị n'ime 0.1%, ike nkwụsị nke ngwa agha na-abawanye mgbe niile na mmụba nke ọdịnaya HPMC, ebe mgbe ọdịnaya karịrị 0.1%, ike nkwụsị agaghịzi abawanye nke ukwuu. Hydroxypropyl methylcellulose HPMC nwekwara ike na-abawanye ike nke ngwa ngwa ike nkesa. Ịgbakwunye 0.2% HPMC nwere ike ime ka ike nke ngwa agha si 0.72MPa mụbaa ruo 1.16MPa.
Nnyocha e mere egosiwo na hydroxypropyl methylcellulose HPMC nwere ike ịgbatị oge oyi nke ngwa agha ma belata mkpọda nke ngwa agha, nke bara ezigbo uru maka iwu ụlọ taịlị. Mgbe agbakwunyeghị HPMC, ike nke ngwa ngwa jụrụ oyi maka nkeji 20 na-ebelata site na 0.72MPa ruo 0.54MPa. Mgbe ịgbakwunye 0.05% na 0.1% HPMC, ike nkekọ nke ngwa agha jụrụ maka nkeji 20 bụ 0.8MPa na 0.84MPa, n'otu n'otu. Mgbe agbakwunyeghị HPMC, mwepu nke ngwa agha ahụ bụ 5.5mm. Site na mmụba nke ọdịnaya HPMC, mwepu na-ebelata mgbe niile. Mgbe ọdịnaya dị 0.2%, mwepu nke ngwa agha na-adaba na 2.1mm, a na-ebelata nke ukwuu. Na ihe owuwu ndị ọzọ dị mkpa na-enye nkwado teknụzụ.
Na mgbakwunye, hydroxypropyl methylcellulose HPMC nwere ike igbochi nguzobe plastik na ngwa agha ma belata mgbawa rọba nke ọma. Mgbe ọdịnaya nke HPMC dị ala, mgbape index na-ebelata nke ukwuu site na mmụba nke ọdịnaya nke HPMC. Mgbe ọdịnaya nke HPMC bụ 0.1% na 0.2%, ntụzịaka mgbape nke ngwa ngwa bụ 63% na 50% n'otu n'otu. Mgbe ọdịnaya nke HPMC gafere 0.2%, The plastic cracks nke ngwa agha anaghịzi ebelata budata.
Oge nzipu: Eprel 11-2023