Sodium carboxymethyl cellulose (CMC) is usually made by the reaction of natural cellulose and caustic soda and a chlorine acetic acid made after the production of an anionic polymer.
It is cellulose carboxymethyl ether sodium salt, an anionic cellulose ether, white or milky white fibrous powder or granules. CMC can be widely used in various industries, for example Food, Pharm, Ceramic, Textile, Paint, Paper-making, Detergent etc.
The international community to this new type of modified CMC also known as “polyanionic cellulose (abbreviated PAC)”. PAC is typically used in Oil drilling industry.