PAC-LV vs. PAC-HV: Engineering the Optimal Drilling Fluid System

février 25, 2026

Technical Overview: The Role of Polyanionic Cellulose (PAC) in Industrial Rheology Polyanionic Cellulose (PAC) is a premium, high-purity water-soluble cellulose ether derived from natural cellulose through chemical modification (etherification). In the hierarchy of oilfield chemicals and dry-mix mortars, PAC stands as a superior alternative to CMC (Carboxymethyl Cellulose) due to its higher degree of substitution