Manufacturers, Exporters, Suppliers of OBM Rheology Modifier

OBM Rheology Modifier

OBM Rheology Modifier in Germany

Filtron Envirotech (India) is a premier Manufacturer, Exporter & Supplier of Oil Drilling Chemicals and specialty OBM Rheology Modifier — also widely known as Sulphonated Asphalt or Sulfonated Asphalt. This product is a modified sodium sulphonated asphaltic compound that serves as a versatile mud conditioner, contributing significantly to drilling fluid stability. It effectively stabilizes shale formations, inhibits dispersion of drilled solids, reduces torque and drag, controls high-temperature water loss, acts as an alternative to oil usage, and aids in the emulsification of oil in drilling fluid systems.

The primary applications of this OBM Rheology Modifier include: shale control, fluid loss control, torque and drag reduction, and inhibition of swelling clays in all water-based mud systems. Its key advantages include full compatibility with all water-based mud systems, improved lubricity that significantly reduces torque and drag on the drill string, effective sealing of small fractures in stressed shale formations, prevention of bit and bottom hole assembly balling by preferentially oil-wetting the drill string, reduction of downhole high-temperature fluid loss, and contribution to corrosion inhibition.

Additionally, this additive effectively controls high-temperature water loss, inhibits swelling clay and water wetting of shales, reduces HTHP (High Temperature High Pressure) fluid loss, improves filter cake quality, and helps seal micro-fractures in challenging formations.

Physical Properties:

Properties Value
Appearance Blackish brown powder
Bulk Density 850-950 Kg / m³
pH (1% Solution) >8.5
Moisture Content (% by weight) < 10
Solubility in water (%) Min 75
Solubility in Oil (%) Min 25
Solubility 75% Soluble in water, balance Soluble in Oil
Sulphonate Group Positive
Particle Size > 90% through BSS 40
HPHT Fluid Loss ml/30 Min 25-30
Lubricity Coefficient 0.3 Max

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