Yixing Bluwat Chemicals Co., Ltd.
| Payment Terms | T/T or L/C |
| Supply Ability | 5,000MT per month |
| Delivery Time | 10 working days after received your payment |
| Packaging Details | 25kgs or 750kgs bag |
| Product Name | Partially Hydrolyzed Polyacrylamide PHPA |
| Application | for Drilling Muds reduce fluid loss |
| Molecular Weight | Very High |
| Degree of Hydrolysis | Medium High |
| Solid Content | Powder: 89% |
| Sample | Free test |
| Port | Shanghai Port, China |
| Brand Name | Blufloc |
| Model Number | HA6518 |
| Certification | ISO/SGS |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T or L/C | Supply Ability | 5,000MT per month |
| Delivery Time | 10 working days after received your payment | Packaging Details | 25kgs or 750kgs bag |
| Product Name | Partially Hydrolyzed Polyacrylamide PHPA | Application | for Drilling Muds reduce fluid loss |
| Molecular Weight | Very High | Degree of Hydrolysis | Medium High |
| Solid Content | Powder: 89% | Sample | Free test |
| Port | Shanghai Port, China | Brand Name | Blufloc |
| Model Number | HA6518 | Certification | ISO/SGS |
| Place of Origin | China | ||
| High Light | PHPA drilling mud additive ，hydrolyzed polyacrylamide for oil recovery ，PHPA for freshwater brine systems | ||
Partially Hydrolyzed Polyacrylamide (PHPA) is a high molecular weight, water-soluble anionic polymer widely used in oilfield applications. It plays a critical role in both oil and gas drilling fluids and Enhanced Oil Recovery (EOR) polymer flooding systems.
The BLUFLOC® PHPA series is engineered for reliable performance in freshwater, sodium brines, calcium brines, and KCl-based systems, offering strong adaptability to different reservoir and drilling conditions.
By combining rheology control, shale stabilization, fluid loss reduction, and mobility control functions, PHPA serves as a versatile oilfield polymer for modern upstream operations.
In drilling operations, PHPA functions as a multifunctional polymer additive that improves overall mud performance.
PHPA adsorbs onto shale and clay surfaces, forming a protective polymer membrane that reduces hydration, swelling, and dispersion. This helps maintain borehole stability in reactive formations.
High molecular weight PHPA enhances drilling fluid viscosity, improving cuttings suspension and hole cleaning efficiency while maintaining stable circulation performance.
By strengthening the mud cake structure, PHPA reduces filtrate invasion into formations and protects productive zones from damage.
PHPA forms a thin lubricating film on metal and solid surfaces, lowering torque and drag in directional and horizontal drilling operations.
Beyond drilling fluids, PHPA is widely used in tertiary oil recovery through polymer flooding.
In water flooding operations, injected water can bypass oil due to unfavorable mobility ratios. PHPA increases injection water viscosity, improving the mobility ratio between water and crude oil.
Higher viscosity injection fluid expands the swept reservoir area, reduces channeling, and increases contact with residual oil.
PHPA stabilizes the displacement front, minimizing early water breakthrough and enhancing ultimate oil recovery.
One of the key advantages of PHPA polymer is its adaptability to various water qualities.
PHPA performs effectively in:
Freshwater-based drilling systems
KCl inhibited mud systems
Sodium chloride brines
Calcium brine environments
Treated injection water for polymer flooding
Its chemical stability allows it to function across a wide pH range and varying salinity conditions.
Polymer Type: Anionic Partially Hydrolyzed Polyacrylamide (PHPA)
Molecular Weight: Very High to Ultra-High
Degree of Hydrolysis: Medium to High
Solubility: Fully water-soluble
Effective pH Range: 5–14
Application Forms: Powder and Emulsion
Multiple grades are available to match specific drilling depths, reservoir permeability, and injection design parameters.
For drilling applications:
Typical solution concentration: 0.1%–0.3%
Hydration temperature: 10–40 °C
Proper dispersion and mixing recommended
For EOR polymer flooding:
Typical injection concentration: 0.05%–0.3% (field dependent)
Low shear preparation systems recommended to preserve molecular structure
Correct preparation ensures maximum polymer efficiency and performance stability.
Professional oilfield polymer manufacturer
Consistent molecular weight and hydrolysis control
Broad grade selection for drilling and EOR applications
Stable performance in freshwater and brine systems
Technical support for drilling fluid and reservoir optimization
Reliable global supply capability
For TDS, MSDS, viscosity data, or application guidance, contact Bluwat Chemicals.
Our technical team can recommend the most suitable PHPA grade for your drilling fluid system or EOR project.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2004
Total Annual:
20000000-30000000
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Bluwat Chemicals is a professional supplier of water treatment chemicals in China. We provide our customers with both traditional and innovative products to ensure optimum control in a wide variety of applications, which include treatment of drinking water, wastewater, pro... Bluwat Chemicals is a professional supplier of water treatment chemicals in China. We provide our customers with both traditional and innovative products to ensure optimum control in a wide variety of applications, which include treatment of drinking water, wastewater, pro...
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