... Polyacrylamide, is one of the best flocculant used in Oil Driling,Water Treatment,Mineral Processing,Paper industry. Polyacrylamide :Polyacrylamide, ... agent for EOR(enhance Oil Recovery), flocculant for water treatment, dehydration agent for sewage sludge, new type ... an important fine chemicals, which can be widely used in petroleum, water treatment, paper making, mining, coal washing, medical ...