Phosphorus removal
01
Non-ionic polyacrylamide (NPAM)
Product specification
|
Degree Of Hydrolysis: |
≤ 5 % |
Shelf Life: |
2 Years |
|
Appearance: |
White To Faintly Yellow Granules, Solid |
Molecular Mass: |
15,000,000g/mol |
|
Flash Point: |
Not Applicable |
Relative Density: |
0.750g/cm3 |
|
Ionic Charge: |
Neutral (Ionicity: 0 %) |
Environmental |
Yes |
|
Key Features: |
Solid Appearance Water Treatment Polyacrylamide Non-ionic Water Treatment Polyacrylamide Solid Appearance NPAM |
||
Features
Salt Tolerance and Stability
NPAM exhibits exceptional resistance to high-salinity environments, a common feature in oilfield brines. Unlike ionic polymers, its non-ionic structure prevents precipitation or viscosity loss in saline conditions, thus ensuring consistent performance in water injection and drilling fluids.
Thermal Resistance
With the ability to withstand temperatures exceeding 80°C (176°F), NPAM remains stable in high-temperature reservoirs. This thermal resilience allows it to maintain viscosity and functionality during enhanced oil recovery (EOR) processes, including in deep or harsh formations.
Shear-Thinning Behavior
NPAM solutions display shear-thinning properties, meaning their viscosity decreases under high shear stress (e.g., during pumping) but recovers once the stress is removed. This feature reduces energy consumption during fluid injection while ensuring effective oil displacement in reservoirs.
Strong Adsorption and Flocculation
The long-chain molecular structure of NPAM enables efficient adsorption onto suspended particles and emulsified oil droplets in produced water. This promotes rapid flocculation and sedimentation, simplifying Water Purification and supporting sustainable water reuse practices.
Low Sensitivity to pH Variations
NPAM performs reliably across a broad pH range (3–10), making it suitable for diverse oilfield environments. Its non-ionic nature avoids interactions with charged ions in acidic or alkaline conditions, ensuring stable performance in varying wellbore chemistries.
Environmental Compatibility
As a non-toxic and biodegradable polymer, NPAM aligns with increasing stringent regulatory and environmental demands. Its use minimizes ecological risks in sensitive oilfields while meeting exacting discharge standards for treated water.
Versatility in Multifunctional Roles
Beyond its core functions in EOR and water treatment, NPAM serves as:
● A friction reducer in drilling fluids, lowering operational resistance.
● A soil stabilizer for preventing erosion during pipeline construction.
● A clay inhibitor to protect reservoir permeability.
NPAM exhibits exceptional resistance to high-salinity environments, a common feature in oilfield brines. Unlike ionic polymers, its non-ionic structure prevents precipitation or viscosity loss in saline conditions, thus ensuring consistent performance in water injection and drilling fluids.
Thermal Resistance
With the ability to withstand temperatures exceeding 80°C (176°F), NPAM remains stable in high-temperature reservoirs. This thermal resilience allows it to maintain viscosity and functionality during enhanced oil recovery (EOR) processes, including in deep or harsh formations.
Shear-Thinning Behavior
NPAM solutions display shear-thinning properties, meaning their viscosity decreases under high shear stress (e.g., during pumping) but recovers once the stress is removed. This feature reduces energy consumption during fluid injection while ensuring effective oil displacement in reservoirs.
Strong Adsorption and Flocculation
The long-chain molecular structure of NPAM enables efficient adsorption onto suspended particles and emulsified oil droplets in produced water. This promotes rapid flocculation and sedimentation, simplifying Water Purification and supporting sustainable water reuse practices.
Low Sensitivity to pH Variations
NPAM performs reliably across a broad pH range (3–10), making it suitable for diverse oilfield environments. Its non-ionic nature avoids interactions with charged ions in acidic or alkaline conditions, ensuring stable performance in varying wellbore chemistries.
Environmental Compatibility
As a non-toxic and biodegradable polymer, NPAM aligns with increasing stringent regulatory and environmental demands. Its use minimizes ecological risks in sensitive oilfields while meeting exacting discharge standards for treated water.
Versatility in Multifunctional Roles
Beyond its core functions in EOR and water treatment, NPAM serves as:
● A friction reducer in drilling fluids, lowering operational resistance.
● A soil stabilizer for preventing erosion during pipeline construction.
● A clay inhibitor to protect reservoir permeability.
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