... types of cellulosederivatives known as cellulose ethers,specifically Methyl Cellulose(MC), Hydroxy Propyl Methyl Cellulose(HPMC), Hydroxyethyl Cellulose(HEC), and Hydroxy ... Extruded Construction Elements Paint Removers Cellulose Ether(HEMC, HEC, HPMC,MC, CMC)