Mane nje wahlulele ikhwalithi ye-hydroxypropyl methylcellulose

I-Hydroxypropyl methylcelluloseinezakhiwo zokujiya, zokubopha, zokuhlakaza, zokuhlanganisa, zokwakha ifilimu, zokumisa, zokufaka i-gelling, zokufaka i-gelling, ezisebenza ebusweni, zokugcina umswakama kanye nezokuvikela i-colloid. Ububanzi bezicelo bubanzi kakhulu.

Ubunono

Ubuncane be-hydroxypropyl methylcellulose ngokuvamile bunama-mesh angu-80 kanye nama-mesh angu-100. Uma ubuncane buncane, kulapho ukuncibilika kushesha khona, ngokuvamile, kuba ngcono. Ngokuvamile, ama-reactor aqondile akhiqiza imikhiqizo emincane kune-reactors evundlile.

Ukudluliselwa

Ncibilikisa i-hydroxypropyl methylcellulose (HPMC) emanzini ukuze wakhe uketshezi olubonakalayo. Bheka ukuhanjiswa kwayo kokukhanya. Uma ukuhanjiswa kokukhanya kukhulu, kungcono, okubonisa ukuthi kunezincane izinto ezingancibiliki kuyo.

isilinganiso

Usayizi omaphakathi ungcono. Uma amandla adonsela phansi athile makhulu kakhulu noma mancane kakhulu, kungaba umphumela wokulawulwa okubi ngesikhathi senqubo yokukhiqiza.

Ingaphandle

I-hydroxypropyl methylcellulose emsulwa ithambile emehlweni futhi inobuningi obuphansi, kusukela ku-0.3-0.4g/ml; i-HPMC exutshwe kahle inoketshezi olungcono futhi izwakala inzima, okusobala ukuthi ihlukile kumkhiqizo wangempela ngokubukeka. Ukubonakala kwe-cellulose ethile yenhloso ekhethekile nakho kuhlukile kakhulu kulokho okuchazwe ngokujwayelekile, futhi imikhiqizo ethile ihlaziywa ngokuningiliziwe.

isixazululo samanzi

Isixazululo samanzi se-HPMC esimsulwa sicacile, sidlulisa ukukhanya okuphezulu, izinga lokugcina amanzi ≥ 90%; isixazululo samanzi se-HPMC esixubile sinodaka, futhi izinga lokugcina amanzi kunzima ukulifinyelela ku-70%.

I-BaiDu

Nakuba ubumhlophe bungenakunquma ukuthiI-HPMCKulula ukuyisebenzisa, futhi uma kufakwa izinto zokwenza mhlophe ngesikhathi senqubo yokukhiqiza, kuzothinta ikhwalithi yayo. Kodwa-ke, imikhiqizo eminingi emihle inobumhlophe obuhle.


Isikhathi sokuthunyelwe: Ephreli-26-2024