JOF PHPA (POWDER) is a JOWFE Co. (Trade)name  for a partially hydrolyzed polyacrylamide-polyacrylate co polymer PHPA‎‎‎‎‎ of anionic character and high molecular weight.
JOF PHPA (POWDER) is a highly soluble Polymer which is primarily used as a fluid loss reducer, viscosifier and protective colloids for shales and cuttings in fresh water, Calcium/ Sodium brines and KCl mud systems.