Hydroxyethyl Methyl Cellulose (HEMC)
-
MHEC Hydroxyethyl Methyl Cellulose
Saukewa: 9032-42-2
Hydroxyethyl Methyl Cellulose (MHEC) su ne ruwa mai narkewa nonionic cellulose ethers, wanda aka miƙa a matsayin free gudãna foda ko a granular form cellulose.
Hydroxyethyl Methyl Cellulose (MHEC) an yi shi ne daga auduga-cellulose mai tsabta ta hanyar amsawar etherification a ƙarƙashin yanayin alkaline ba tare da wani gabobin dabbobi ba, mai da sauran abubuwan da ke tattare da kwayoyin halitta.MHEC ya bayyana ya zama fari foda kuma ba shi da wari kuma maras daɗi.Ana nuna shi ta hygroscopicity kuma da wuya mai narkewa a cikin ruwan zafi, acetone, ethanol da toluene.A cikin ruwan sanyi MHEC za ta kumbura a cikin maganin colloidal kuma rashin lafiyarsa ba ya tasiri ta darajar PH. kama da methyl cellulose yayin da ake karawa zuwa kungiyoyin Hdroxyethyl.MHEC ya fi juriya ga saline, sauƙi mai narkewa a cikin ruwa kuma yana da yawan zafin jiki na gel.
MHEC kuma aka sani da HEMC, Methyl Hydroxyethyl Cellulose, wanda za a iya amfani da matsayin high m ruwa riƙewa wakili, stabilizer, adhesives da film-forming wakili a yi, tayal adhesives, ciminti da gypsum tushen plasters, ruwa wanka, da yawa sauran aikace-aikace.
