Carboxymethylcellulose: what is it for & how to use it?

CMC are organic compounds, water-soluble polymers derived from cellulose, widely used in several fields of industrial production. In ceramics, sodium CMCs perform multiple functions within suspensions and solutions and can be marked by very different properties depending on the situation.What is the main role of this substance in the ceramic production process, and what needs to be done to properly manage it?