PHPA Polyacrylamide
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PHPA is a specially treated high molecular weight Partially Hydrolyzed Polyacrylamide polymer for all water-based drilling fluids. It functions as viscosifying agent, shale and borehole stabilizer, encapsulator, bentonite extender, flocculation agent and assist with fluid loss control.
Typical Characteristics:
Parameter
Specification
Appearance
White Granular Powder
Ionic Nature
Anionic
Solid Content (%)
≥ 88.0
Insoluble Content (%)
≤ 0.20
Residue Monomer (%)
≤ 0.15
Hydrolysis (%)
20 – 35
Molecular Weight *
5 million – 30 million
*Various range of molecular weight available upon customer’s requirement
Application:
PHPA is applicable in freshwater, seawater, saturated saltwater mud, KCl and solids free brine
systems. It provides cuttings encapsulation, shale filming/inhibition, flocculation of drilled solids,
viscosity and lubricity.
Packaging and storage:
1.Packed in 25 kg kraft bag or PE bag , 40 bags per pallet. Customer’s packaging can be customized.
2.Ventilation storage, to prevent exposure, shelf life two years.
Recommended Handling:
All personnel handling this material must handle it as an industrial chemical, wearing protective
equipment and observing the precautions as described in the Material Safety Data Sheet (MSDS).
