pfs polyferric sulfate/pfs polyferric sulfate direct in iran
A polymer gel is formulated by adding a cross-linking agent containing a polyvalent metal cation to an aqueous solution of undried partially hydrolyzed polyacrylamide. The resulting gel is dissolved or suspended in an aqueous medium and injected via a well into a subterranean hydrocarbon-bearing formation to improve oil recovery from the formation.
PHPA, anionic polyacrylamide, APAM. polymer granule in drilling fluid . PHPA is Partially Hydrolyzed Polyacrylamide with high molecular weight used for oil drilling mud additives. Product Description 1. Product characteristics. The polymer is white or light yellow granular powder.
