We can supply quality PHPA(Partially Hydrolyzed Polyacrylamide) for oil drilling and EOR process. Features: 1) PHPA is short for partially hydrolyzed polyacrylamide, which is polymer for drilling Mud additive 2) Can be used in both industrial and oil / gas drilling 3) Can be used in both fresh water and brines but requires high temperature 4) Applicable in: Shale stabilization, viscosities, friction reduction, fluid loss control and Lubrication 5) Can also be used mud additive for EOR (Enhanced Oil Recovery) process to improve Production of oil. 6) Appearance: White granule 7) Hydrolysis degree: 15 - 45% 8) Molecular weight: 5 - 22 million 9) Solid content: 89% (min. ) Inner packing: 25kg/bag with inner plastic bag Outer packing: Plastic enhanced paper bags, PE bags