Sulphonated Asphalt in Oilfield


The main consumer of sulfonated asphalt is oil industry. Sulfonated asphalt is a component of water- or oil-based drilling.As part of solutions, sulfonated asphalt performs several important functions:

  • Acts as an inhibitor of clay shale; strengthens the walls of the wells, and prevents them from shattering; promotes rapid sealing of cracks;
  • Reduces water loss in the conditions of high pressure and high heating;
  • Imparts better lubricity to the solution; makes filter cake less sticky;
  • Allows mixing solutions of high quality without additional use of emulsifiers




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