Hydroxyethyl Cellulose (HEC) Oilfield Grade from Qingdao Unionchem Co., Ltd. is a high-purity, water-soluble, non-ionic cellulose ether specifically engineered for oil and gas field applications. As a viscosifier and fluid loss reducer, our HEC Oilfield Grade is widely used in drilling, completion, and workover fluids, offering outstanding salt tolerance, viscosity stability, and fluid loss control under challenging field conditions. Manufactured under strict ISO-certified quality management, Unionchem HEC ensures reliable and consistent performance in demanding oilfield environments.
Superior Viscosity & Rheology Control
Delivers excellent viscosity and suspension, improving cuttings transport and drilling efficiency.
Outstanding Fluid Loss Reduction
Effectively minimizes fluid loss to the formation, protecting well integrity and reducing operational risks.
High Salt & Electrolyte Tolerance
Maintains stable performance in high-salinity and electrolyte-rich fluids.
Excellent Compatibility
Compatible with a wide range of drilling fluid additives and polymers.
Easy Hydration & Fast Dissolution
Rapidly disperses and hydrates in both fresh and brine water, simplifying field operations.
Over 15 years of cellulose ether manufacturing expertise
ISO-certified production and rigorous quality control
Tailor-made grades for various oilfield applications
Professional technical support and field application guidance
Fast global shipping and flexible packaging solutions
Free samples and comprehensive technical documentation
Q1: What is the main function of HEC in oilfield fluids?
A1: HEC acts as a viscosifier and fluid loss reducer in drilling, completion, and workover fluids, enhancing viscosity, suspension, and filtration control.
Q2: Is Unionchem HEC suitable for high-salinity and high-electrolyte environments?
A2: Yes, our Oilfield Grade HEC is designed for stable performance in high-salt and electrolyte-rich fluids.
Q3: What types of oilfield fluids can use HEC?
A3: HEC is widely used in water-based drilling fluids, completion fluids, workover fluids, and fracturing fluids.
Q4: How should HEC be added to drilling fluids?
A4: HEC should be slowly added to water or brine under agitation for uniform dispersion and hydration. Detailed technical instructions are available.
Q5: Can you provide technical and regulatory documents?
A5: Yes, we provide COA, MSDS, TDS, and offer technical support for your field application and compliance needs.
| Parameter | Oilfield Grade HEC Specification |
|---|---|
| Appearance | White/off-white powder |
| Purity (%) | ≥ 98 |
| Viscosity (2% sol., 25°C) | 5,000–80,000 mPa·s (various grades) |
| pH (1% solution) | 6.0–8.5 |
| Moisture Content | ≤ 6% |
| Ash Content | ≤ 1.5% |
| Salt Tolerance | Excellent |
| Certification | ISO, Oilfield Grade |
Detailed COA and technical documents available upon request.
1.Drilling Fluids
Provides viscosity and suspension for efficient cuttings transport and wellbore stability.
2.Completion Fluids
Controls fluid loss and maintains formation integrity during well completion operations.
3.Workover Fluids
Enhances fluid properties for safe and efficient well intervention.
4.Fracturing Fluids
Improves viscosity and proppant suspension in hydraulic fracturing operations.
Looking for a reliable supplier of Oilfield Grade Hydroxyethyl Cellulose (HEC)?
Contact Qingdao Unionchem today for free samples, technical support, and competitive pricing!
[Email: sales@unionchem.com.cn]
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[WhatsApp/WeChat: +86-13953383796]