Product Description
Drilling Fluids Additive Wetting Agent is a high-performance oil-wetting specialty chemical designed for optimizing the interfacial properties of oil-based and synthetic-based drilling fluids. This advanced drilling fluids additive wetting agent is specifically formulated to treat water-wet solids during weighting material addition or when encountering drilled cuttings in challenging shale gas and tight oil formations.
Its unique chemical composition enables effective surface modification of solid particles, transforming them from hydrophilic to oleophilic states to prevent viscosity increase and maintain fluid stability. The mechanism of this specialized drilling fluids additive wetting agent involves adsorption onto solid surfaces through its amphiphilic molecular structure, creating a stable hydrophobic barrier that prevents water adsorption and particle aggregation.
The molecular architecture of this surfactant features a balanced hydrophilic-lipophilic structure that facilitates rapid migration to solid-liquid interfaces, where it forms oriented monolayers through specific interactions with mineral surfaces. This interfacial modification significantly reduces the interfacial tension between solid particles and the continuous oil phase, promoting effective wetting and dispersion of various solid materials including barite, drilled solids, and bridging agents.
Applications/Functions
Provides primary wetting functionality for barite and weighting materials in oil-based systems
Enhances resistance of oil-based muds to water contamination and solids wetting issues
Minimizes water-wetting during displacement operations between fluid systems
Improves particle dispersion and suspension stability in synthetic-based fluids
Optimizes fluid performance in shale gas and tight oil drilling applications
Advantages
Maintains thermal stability at temperatures exceeding 350°F (177°C)
Ensures pumpability of high-density slugs and weighted fluid systems
Reduces viscosity and gel strengths in water-contaminated synthetic-based fluids
Compatible with diesel, mineral oil, and synthetic base fluids
Enhances overall fluid stability in challenging drilling environments
Typical Properties
Appearance: Transparent amber viscous liquid
Flash Point: 200°F (93°C)
pH (10% aqueous solution): 6.5
Specific Gravity: 1.0
Viscosity: 150-300 cP at 77°F (25°C)
Recommended Treatment
Typical treatment range: 1-3 pounds per barrel
Adjust dosage based on solid content and contamination levels
Add directly to the active mud system during circulation
Package
55-gallon drum (208 liters)
