Iyo yekuchengetwa kwemvura yekugona kwe hydroxyprupyl methylcellose zvinoenderana neiyo hydroxyprupropyl zvemukati. Under the same conditions, the water retention capacity of high hydroxypropyl methylcellulose is stronger, and the methoxy content of the same hydroxypropyl content is appropriately reduced. . Zvepamusoro zvemukati zve hydroxyprupylculesel methylcellose, iyo yakakura viscosity, saka kana kana ichisarudza chigadzirwa, iwe unofanirwa kusarudza chigadzirwa chinokodzera iwe maererano nechinangwa chechigadzirwa.
Tembiricha uye zvimwe zvinhu zvine chekuita nekuchengetwa kwemvura kwehydroxyprupylSlELLELcellose.
Thermal Gel tembiricha:
Cellulose ether hpmc ine yakakwira yekupisa kupisa tembiricha uye yekuchengetwa kwakanaka kwemvura; Pane kusapindirana, ine kuchengetedza kwemvura murombo.
Viscosity of cellulose ether hpmc:
Kana visikopa yeHPMC ichiwedzera, kuchengetwa kwaro kwemvura kunowedzera; Kana viscosity payakawedzera kune imwe nhanho, kuwedzera kwekuchengetwa kwemvura kunoderera.
Cellulose ether Hpmc homogeneous:
HPMC ine yunifomu yekuita, yunifomu yekugoverwa ye methomely uye hydroxyprishpopopoxyl, uye ine kuchengetwa kwakanaka kwemvura.
Cellulose ether Hpmc Dosage:
Iyo yakawanda madhiri, yakakwira iyo yekuchengetedza mvura chiyero uye zvakanyatsonaka iyo mvura yekuchengeta mvura.
Kana iyo yekuwedzera huwandu iri 0.25 ~ 0.6%, iyo mvura yekuchengetedza mvura inowedzera nekukurumidza nekuwedzera kwekuwedzera huwandu; Kana iyo mari yekuwedzera inowedzera mberi, iyo yekuwedzera maitiro emvura yekuchengetedza mvura inononoka pasi.
Muchidimbu, iyo yekuchengetwa kwemvura yeHPMC ine chekuita nezvezvinhu zvakadai sekupisa uye zvokufunga, uye kuchengetwa kwemvura kunoenderana nehuwandu hwehydroxproproplesellose yakawedzerwa. Kana huwandu hwe hydroxyropropyl methylcellose inosvika kune imwe kukosha, kuita kwayo kwemvura kunosvikira chiyero.
Kutumira Nguva: Kukadzi-23-2023