HEC in the oil drilling industry: chemistry, applications, limitations, and best practices
HEC in the oil drilling industry: chemistry, applications, limitations, and best practices Hydroxyethyl cellulose (HEC) is a widely used non-ionic, water-soluble polymer used as a viscosifier, rheology modifier, and suspension aid in water-based drilling fluids. It is valued for its ability to build gel structure, improve cuttings transport, reduce fluid loss when used with other …
