oil and gas drilling rig in desert

Pexoguard 337

Dispersible treated liquid asphaltite

Chemistry Type: Modified asphalt dispersion

Function(s): Drilling Fluid Additives

Pexoguard 337 inhibitor dispersible-treated asphaltite and hydrocarbon resin blended in a non-toxic, environmentally-preferred surfactant, helps with shale inhibition of highly reactive shale formations and is stable at temperatures of up to 252 °C (450 °F).

Key Advantages

  • Enhances borehole stability
  • High temperature, high pressure (HTHP) and dynamic fluid loss control
  • Provides broad particle size distribution to seal microfractures
  • Seals depleted formations
  • Compatible with most water-based systems
  • Non-sheening
  • Enhances rheology control
Color Other
Physical Form
Specific Gravity
1.10 @ room temperature (RT)
Mechanical Stability

Product Availability

Asia (excl. China, incl. India), China, EMEA (Europe, Middle East, Africa), Latin America, North America, South Pacific

Contact Us for individual country availability.

Related Documents & Downloads

OMNOVA Chemical Technical Data Sheet
OMNOVA Chemical Regulatory Data Sheet
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