Hunhu hunokosha hwehydroxyethyl methyl cellulose (HEMC)vari:
1. Solubility: yakanyungudutswa mumvura uye mamwe organic solvents, HEMC inogona kunyungudutswa mumvura inotonhora, iyo yakanyanya kunyungudutswa inongogadziriswa ne viscosity, solubility inosiyana ne viscosity, iyo yakaderera iyo viscosity, iyo yakakura solubility.
2. Kurwisana kwemunyu: HEMC zvigadzirwa hazvisi-ionic cellulose ethers uye haisi polyelectrolytes, saka pamberi pesimbi yemunyu kana organic electrolytes, inenge yakagadzikana mukugadzirisa kwemvura, asi kuwedzera kwakanyanya kwe electrolytes kunogona kukonzera gelation uye kunaya kwemvura.
3. Chiitiko chepamusoro: Nekuti mhinduro ine mvura ine basa rekuita pamusoro, inogona kushandiswa se colloid inodzivirira agent, emulsifier uye dispersant.
4. Thermal gel: Kana iyoHEMCchigadzirwa aqueous mhinduro inodziiswa kune imwe tembiricha, inova opaque, gels, uye inoita kunaya, asi kana ikaramba ichitonhodzwa, inodzokera kune yekutanga mhinduro mamiriro, uye iyi gel uye kunaya kunoitika. Iyo tembiricha inonyanya kuenderana nemafuta avo, kumisa aids, inodzivirira colloids, emulsifiers, nezvimwe.
5. Metabolic inertness uye kunhuhwirira kwakaderera uye kunhuhwirira: HEMC inoshandiswa zvakanyanya mukudya nemishonga nokuti haina kugadzirwa uye ine kunhuhwirira kwakaderera uye kunhuhwirira.
6. Antifungal: HEMC ine yakanaka antifungal kugona uye yakanaka viscosity kugadzikana panguva yekuchengetedza kwenguva refu.
7. PH kugadzikana: The viscosity yeHEMC chigadzirwa aqueous solution haigoni kukanganiswa neasidhi kana alkali, uye pH inokosha inenge yakagadzikana muhuwandu hwe3.0-11.0.
Kushandiswa kweHydroxyethyl methyl cellulose (HEMC):
Hydroxyethyl methyl cellulose inogona kushandiswa se colloid inodzivirira mumiririri, emulsifier uye inoparadzira nekuda kweiyo yepamusoro inoshanda basa mune aqueous mhinduro. Muenzaniso wekushandiswa kwayo ndeuyu: Mhedzisiro yehydroxyethyl methyl cellulose pane zvinhu zvesimende. Hydroxyethyl methyl cellulose ivhu risinganhuhwi, risinganakidze, risina chepfu chena inonyunguduka mumvura inotonhora kuti igadzire mhinduro yakajeka, ine viscous. Iyo ine zvimiro zvekukora, kusunga, kuparadzira, emulsifying, firimu-kuumba, kumisa, adsorbing, gelling, pamusoro-inoshanda, kuchengetedza unyoro uye kudzivirira colloids. Nekuda kweiyo yepamusoro inoshanda basa reiyo aqueous solution, inogona kushandiswa se colloid inodzivirira agent, emulsifier uye dispersant. Hydroxyethyl methyl cellulose aqueous solution ine yakanaka hydrophilicity uye inonyatso shandiswa kuchengetedza mvura.
Nguva yekutumira: Kubvumbi-25-2024