Products Description
Polyacrylamide, a high-molecular-weight polymer, is extensively employed in oil drilling operations. Through targeted modifications, the oil drilling-grade polyacrylamide can exhibit excellent stability and performance in high-temperature and high-salinity formation environments, ensuring reliable functionality under harsh subsurface conditions.
CAS NO.CAS 9003-05-8
HS: 3906901000
Appearance: white pearls
EINECS: 207-173-7
Technical Parameter
| Item | Anionic | Cationic | Nonioic |
| Appearance | White Granule Powder | White Granule Powder | White Granule Powder |
| Solid Content(%) | ≥88.5 | ≥88.5 | ≥88.5 |
| Molecular Weight(million) | 16-20 | 8-12 | 8-12 |
| Degree of Hydrolysis | 7-18 | / | 0-5 |
| Insoluble Matter(%) | ≤0.2 | ≤0.2 | ≤0.2 |
| Dissolution rate(Min) | 40 | 120 | 40 |
| Residual Monomer(%) | ≤0.5 | ≤0.5 | ≤0.5 |
| Effective pH value | 5-14 | 7-14 | / |
Applacation
Rheological Modification
Polyacrylamide regulates the rheological properties of drilling mud, optimizing viscosity and shear force to facilitate efficient suspension and transport of cuttings. This ensures smooth upward conveyance of drilled solids during circulation, minimizing downhole accumulation and mitigating risks of drill string sticking or blockages.
Filtration Loss Control
By forming a thin, impermeable filter cake on the wellbore surface, the polymer effectively minimizes fluid loss from the mud into the formation. This mechanism restricts hydraulic invasion, prevents water-sensitive formation swelling or collapse, and stabilizes the wellbore integrity throughout drilling operations.
Lubrication and Friction Reduction
Polyacrylamide adsorbs onto metal drill components and clay particles to create a protective liquid film, transforming solid-surface friction into low-resistance fluid friction. This dual-action lubrication reduces torque on the drill bit and tools, lowers mud cake friction coefficients, and diminishes mechanical wear-thereby enhancing drilling efficiency and reducing the incidence of downhole complications.
Package
25 kg bag , 22MT/20'FCL; 18MT/20'FCL with pallets
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