... cellulosederivatives known as cellulose ethers,specifically Methyl Cellulose(MC), Hydroxy Propyl Methyl Cellulose(HPMC), Hydroxyethyl Cellulose(HEC), and Hydroxy ... How it functions: Uponeachcellulose ether molecule are the cellulose chain, and the ethergroup,such as the methoxy, ... . In doing so, water isphysically trapped bythis cellulose ether molecule. Thus, thewaterborne particles which aredissolved ...