There are many reasons for scaling in oil field, such as the deposition of impurities in water, the high salinity in water, the scaling out of the carbonate, the pressure, the pH, the temperature and so on. Water injection fouling makes the oil production system clogged and the output is decreasing

Polyaspartic acidPolyaspartic acid ( PASP ) is a new environmental protection scale inhibitor developed by foreign researchers in the past 10 years. Its sodium salt is sodium polyaspartate. It is reported that the sodium salt is biodegradable , non-toxic, non-destructive to ecological environment, a