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 plastic drums, 1000kg IBC drums |
| Product Name | Partially Hydrolyzed Polyacrylamide PHPA |
| Application | for Drilling Muds reduce fluid loss |
| Molecular Weight | Very High |
| Degree of Hydrolysis | Medium to High |
| Solid Content | Powder: 89% Minimum Emulsion: 38%-40% |
| Standard | GB 17514-2008 |
| Sample | Free test |
| Port | Shanghai Port, China |
| Brand Name | Blufloc |
| Model Number | HA8520 |
| 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 plastic drums, 1000kg IBC drums |
| Product Name | Partially Hydrolyzed Polyacrylamide PHPA | Application | for Drilling Muds reduce fluid loss |
| Molecular Weight | Very High | Degree of Hydrolysis | Medium to High |
| Solid Content | Powder: 89% Minimum Emulsion: 38%-40% | Standard | GB 17514-2008 |
| Sample | Free test | Port | Shanghai Port, China |
| Brand Name | Blufloc | Model Number | HA8520 |
| Certification | ISO/SGS | Place of Origin | China |
| High Light | PHPA drilling fluid additive for shale control ，partially hydrolyzed polyacrylamide fluid loss reducer ，drilling mud additive with shale stabilization | ||
PHPA (Partially Hydrolyzed Polyacrylamide) is a widely used polymeric drilling fluid additive designed to control shale reactivity, reduce fluid loss, and improve overall drilling fluid performance.
The BLUFLOC® PHPA Series from Bluwat Chemicals is an anionic, water-soluble polymer available in both powder and emulsion forms, engineered for use in oil & gas drilling, water well drilling, and industrial drilling applications.
By forming a protective polymer layer on shale surfaces and cuttings, PHPA effectively minimizes hydration, dispersion, and erosion, helping maintain stable wellbores even in highly reactive formations.
Unlike conventional inorganic inhibitors, PHPA functions through polymer encapsulation and adsorption mechanisms:
Adsorbs onto shale and clay surfaces to suppress water penetration
Encapsulates drill cuttings, preventing dispersion into fine solids
Enhances mud cake integrity to limit filtrate invasion
Modifies fluid rheology for improved hole cleaning and suspension
This multifunctional behavior allows PHPA to act simultaneously as a shale inhibitor, fluid loss reducer, viscosifier, and lubricant within a single drilling fluid system.
Effective Shale Control
Reduces swelling, sloughing, and erosion in reactive shale formations.
Fluid Loss Reduction
Improves filter cake quality and lowers permeability, protecting the reservoir.
Improved Lubricity
Decreases friction between drill string and borehole, reducing torque and drag.
Stable Rheology
Maintains consistent viscosity and suspension performance across wide pH and salinity ranges.
High Compatibility
Works well with KCl mud systems, PAC, CMC, biopolymers, and standard drilling fluid additives.
Oil & gas drilling fluids
Water well drilling
Directional and horizontal drilling
KCl and brine-based mud systems
Enhanced Oil Recovery (EOR) fluid systems
Geological and coal drilling operations
PHPA is suitable for both freshwater and saline environments, including sodium and calcium brines.
Polymer Type: Anionic PHPA copolymer
Molecular Weight: Very high to ultra-high
Degree of Hydrolysis: Medium to high
Effective pH Range: 5–14
Temperature Tolerance: Suitable for high-temperature drilling conditions
Safety Profile: Non-toxic, non-flammable, non-explosive, chemically stable
PHPA is typically introduced into the drilling fluid system as a diluted polymer solution.
Recommended Solution Concentration: 0.1–0.3%
Optimal Make-up Water Temperature: 10–40 °C
Mixing Method: Polymer eductor or dry powder feeding system
Hydration Time: Approximately 60 minutes with continuous agitation
Proper dispersion ensures maximum polymer efficiency and stable drilling fluid performance.
Powder: 25 kg kraft bags with inner PE liner
Emulsion: 1000 kg IBC containers
Storage Conditions: Cool, dry environment, protected from heat and direct sunlight
Multiple grades are available to meet different drilling depths, formations, and operational requirements.
Professional manufacturer of drilling fluid polymers
Consistent quality with controlled molecular weight distribution
Broad product range covering powder and emulsion PHPA
Technical support for formulation optimization and field application
Reliable global supply for oilfield service companies and distributors
Contact Bluwat Chemicals to request TDS, MSDS, samples, or formulation guidance.
Our technical team will recommend the most suitable PHPA grade for your drilling fluid system and formation conditions.
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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