Anionic polyacrylamide 1.Used in oil drilling . 2.Used in mining. 3.Used in coal washing. 4.Used in subway,pavement ,etc. Anionic ... mud chemicals,water shutoff agent.2.Used in mining.3.Used in coal washing.4.Used in subway,tunnel,pavement construction ,etc ... Used in paper making .6.Used in water treatment.Now we export to many countries, for example, america,canada,australia,argentina,india,japan ...