Anti-swelling Agent

Anti-swelling Agent

The polymer anti-swelling agent is synthesized from gemini-type organic polyquaternary ammonium salts. It is an additive used to inhibit the swelling of clay when it comes into contact with water during the oil and gas well mining operations, as well as to prevent the migration of clay particles. It features excellent effectiveness in stabilizing clay and long-lasting stability, and plays a significant role in consolidating the treatment effect of the formation.

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Characteristics

It has a low viscosity reduction rate and has little impact on rheology and drag reduction rate

It has the characteristics of good clay stabilization effect and long-lasting stability

Application

The polymer anti-swelling agent is widely used in various fracturing fluid systems

Technical Specifications

  • Appearance
    Colorless to light yellow uniform liquid
  • Anti-swelling rate (2% aqueous solution),%
    ≥80
  • Viscosity decrease rate,%
    ≤25
  • Anti-swelling rate of the gel-breaking liquid,%
    ≥60
  • Compatibility
    It has good compatibility with the fracturing fluid system, without delamination, precipitation and suspension