Hydroxyethyl cellulose (HEC) is a white or light yellow, odourless, non-toxic fibrous or powdered solid, prepared by the etherification of basic cellulose and ethylene oxide (or chloroethanol), a non-ionic soluble cellulose ether it can thicken, suspend, bind, emulsify, form films, stabilize, disperse, retain water, and provide protective colloid action.Shandong Zofu New Materials Co., Ltd can make oil cementing grade Hydroxyethyl cellulose by itself.