Gweba nje umgangatho we-hydroxypropyl methylcellulose

I-hydroxypropyl methylcelluloseineempawu zokutyeba, zokubopha, zokusasaza, zokuhlanganisa, zokwenza ifilimu, zokumisa, zokufaka i-absorbing, zokufaka i-gelling, ezisebenzayo kumphezulu, zokugcina umswakama kunye nezokukhusela i-colloid. Uluhlu lweendlela zokusetyenziswa lubanzi kakhulu.

Ubunono

Ubunzima be-hydroxypropyl methylcellulose buhlala bunama-mesh angama-80 kunye nama-mesh ali-100. Okukhona buncinci, kokukhona bunyibilika ngokukhawuleza, ngokubanzi, kokukhona kungcono. Ngokwesiqhelo, ii-reactors ezithe nkqo zivelisa iimveliso ezincinci kunee-reactors ezithe tye.

Uthumelo

Nyibilikisa i-hydroxypropyl methylcellulose (HPMC) emanzini ukuze wenze ulwelo olucacileyo. Jonga indlela edluliselwa ngayo ukukhanya. Okukhona ukudluliselwa kokukhanya kukhulu, kokukhona kungcono, nto leyo ebonisa ukuba akukho zinto zinganyibilikiyo kakhulu kuyo.

isilinganiselo

Ubungakanani obuphakathi bungcono. Ukuba ubunzima bomxhuzulane bukhulu kakhulu okanye buncinci kakhulu, kusenokuba ngumphumo wolawulo olubi ngexesha lenkqubo yemveliso.

Ingaphandle

I-hydroxypropyl methylcellulose ecocekileyo ithambile emehlweni kwaye inobunzima obuphantsi, ukusuka kwi-0.3-0.4g/ml; i-HPMC exutyiweyo inobumanzi obungcono kwaye ivakala inzima, nto leyo eyahlukileyo ngokucacileyo kwimveliso yokwenyani ngembonakalo. Imbonakalo ye-cellulose ethile yeenjongo ezikhethekileyo nayo yahlukile kakhulu kweyeenkcazo eziqhelekileyo, kwaye iimveliso ezithile zihlalutywa ngokweenkcukacha.

isisombululo samanzi

Isisombululo samanzi se-HPMC esicocekileyo sicacile, sidlulisela ukukhanya okuphezulu, izinga lokugcina amanzi ≥ 90%; isisombululo samanzi se-HPMC esixutyiweyo sinodaka, kwaye izinga lokugcina amanzi kunzima ukufikelela kwi-70%

I-BaiDu

Nangona ubumhlophe bungenakukwazi ukumisela ukubaI-HPMCKulula ukuyisebenzisa, kwaye ukuba kongezwa izinto zokwenza mhlophe ngexesha lenkqubo yemveliso, oko kuya kuchaphazela umgangatho wayo. Nangona kunjalo, uninzi lweemveliso ezilungileyo zimhlophe kakuhle.


Ixesha leposi: Epreli-26-2024