Hydroxyethyl cellulose (HEC) yog ib qho uas tsis yog-ionic cellulose ether ua los ntawm ntuj polymer khoom cellulose los ntawm ib tug series ntawm etherification. Nws yog ib qho tsis muaj ntxhiab, tsis qab, tsis muaj tshuaj lom cov hmoov dawb los yog granule, uas tuaj yeem yaj hauv dej txias los tsim cov kua nplaum pob tshab, thiab cov dissol...
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