Product
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Shale Inhibitor & Viscosifier
   
 

PHPA

Description

PHPA is a specially treated high molecular weight Partially Hydrolyzed Polyacrylamide polymer for all water-base drilling fluids. It functions as viscosifying agent, shale and bore-hole stabilizer, encapsulator, bentonite extender, flocculation agent and assist with fluid loss control.

Application & Features

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.

PHPA's strong encapsulating/filming action stabilizes clay and shale formations, blocks the absorption or inhibition of water from the drilling fluids, prevents clay and shale cuttings from disintegration and dispersion into the mud while carrying up the annulus from bit to surface.

Fluids contained PHPA has property of shear-thinning which helps maximize drill rate by exhibiting low bit viscosity and high lifting capacity at the lower shear rate at the annulus.

Typical Specification
         
 
Appearance
Milky white viscous liquid
 
 
Ionic nature
Anionic
 
 
Average non-volatile solids, % min.
35.0
 
 
Approx. bulk density
1.05
 
 
Molecular weight
High
 
         
 
Appearance
 
White granular powder
 
 
Ionic nature
 
Anionic
 
 
Solid content, % min.
 
88.0
 
 
Insoluble content, % max.
 
0.20
 
 
Residue monomer, % max.
 
0.15
 
 
Hydrolysis, %
 
23 - 30
 
 
Molecular weight *
 
2 million - 35 million
 
     
 
* Various range of molecular weight available upon customer's requirement.
 
Packaging

PHPA Emulsion packed in 25kgs plastic bails. PHPA solid packed in 25kgs paper sacks. Store in a dry location.

MSDS - Material Safety Data Sheet is available upon request.

 
 
 
       
           
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