Maererano nedambudziko rekushisa kwesimbi yeHydroxypropyl methyl cellelose hpmc. Mazuva ano, hydroxyprupyl methyl celler inowanzo kusiyaniswa maererano nekwavo visikoka, asi kune dzimwe nharaunda dzakakosha uye maindasitiri akakosha, hazvina kukwana kuratidza vhiza yechigadzirwa. Izvi zvinotevera zvinosuma muchidimbu tembiricha yeiyo hydroxypropropyl methyl cellulose.
Iyo huwandu hweboka rezvakanangana zvakananga kune iyo degree reCellulose Sourization, uye zvirimo zveboka rechikorama zvinogona kugadziridzwa nekudzora formula, tsika tembiricha uye kuita nguva yekuita. Panguva imwecheteyo, iyo degree rekushandisa rinokanganisa iyo degree rekutsiva kwehydroxyl kana hydroxypruppropyl. Naizvozvo, kuchengetwa kwemvura kwemasero ecther neakakwirira gel tembiricha ichava murombo. Kuita uku kwekugadzira kunoda kuongororwa, saka hazvisi izvo mutengo wekugadzira weCellulose ether zvakaderera kana iyo nzira yezvinhu yakaderera, pane zvinopesana, mutengo uchave wakakwira.
Iyo tembiricha yeGel inotsanangurwa nemapoka madzishe, uye kuchengetwa kwemvura kunotemwa nehydroxyprishitioproxy mapoka. Kune mapoka matatu chete ekutsiva pane cellulose. Tsvaga yako yakakodzera yekushandisa tembiricha, kuchengetwa kwakakodzera kwemvura, uye wobva waona muenzaniso weiyi cellulose.
Tembiricha denderedzwa inzvimbo yakaoma yekushandiswa kwecellulose ether. Kana tembiricha ambure inodarika iyo dengre tembiricha, iyo cellulose ether ichapatsanurwa kubva kumvura uye kurasikirwa nekuchengetwa kwemvura kwayo. Iyo tembiricha yegweta yemasero ether pamusika inogona kusangana nezvinodiwa zvewero shandisa nzvimbo (kunze kwenzvimbo dzinokosha). Ini pachangu ndinofunga kuti hazvidikanwe kuti titeerere zvakanyanya kune iyo Index Index yeGel tembiricha kana uchishandisa dhiri. Ehezve, kugadzirwa kwemherem cellulose ersfura vagadziri vanofanirwa kuzvifunga nezvazvo.
Kutumira Nguva: Kubvumbi-25-2024