Oilfield Surfactants for EOR & Recovery | Feymer

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Advanced Oilfield Surfactants for Enhanced Oil Recovery and Production Efficiency

Advanced Oilfield Surfactants for Enhanced Oil Recovery and Production Efficiency

Oilfield surfactants play a pivotal role in the oil and gas industry, enhancing oil recovery, improving well stimulation, and optimizing production processes. At Jiangsu Feymer Technology Co., Ltd. (688350), we specialize in high-performance oilfield surfactants designed to meet the demanding conditions of modern extraction operations. Our products are developed using advanced chemical engineering and are backed by over a decade of expertise in water-soluble polymer technology. As a listed company on China’s STAR Market, we are committed to sustainable and efficient solutions. Our oilfield surfactants are tailored to improve interfacial tension reduction, wettability alteration, and emulsion control, leading to increased oil yield and reduced operational costs. With state-of-the-art production facilities in Jiangsu and Anhui, we ensure consistent quality and supply. Our mission, “Making Every Waterprint Count,” reflects our dedication to innovation and environmental stewardship.
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Advantages of the product

Superior Interfacial Tension Reduction

Our oilfield surfactants are formulated to significantly lower interfacial tension (IFT) between oil and water, facilitating the mobilization of trapped oil droplets. This property is essential for enhanced oil recovery (EOR), especially in mature reservoirs with high residual oil saturation. By reducing capillary forces, our surfactants enable more efficient displacement of oil from porous rock formations, increasing overall recovery rates. The advanced molecular design ensures rapid adsorption at the oil-water interface, even in high-salinity and high-temperature environments, which are common in many oilfields.

Enhanced Emulsion Control and Demulsification

Efficient crude oil processing often requires breaking water-in-oil emulsions that form during production. Our oilfield surfactants demonstrate exceptional demulsification capabilities, rapidly separating water from oil to meet pipeline and refinery specifications. Unlike conventional demulsifiers, our products are highly effective even at low dosages, reducing chemical consumption and operational costs. The unique copolymer structure allows for quick penetration and destabilization of the emulsion interface, promoting coalescence and phase separation.

Robust Thermal and Salinity Tolerance

Oilfield environments vary widely, from high-temperature reservoirs to formations with high total dissolved solids (TDS). Our oilfield surfactants are engineered to maintain their performance under extreme conditions, ensuring reliability throughout the production lifecycle. They exhibit excellent stability in brines with salinity exceeding 200,000 ppm and temperatures above 150°C, making them ideal for harsh offshore and onshore applications. This robustness is achieved through carefully selected chemical groups that resist hydrolysis and degradation at elevated temperatures.

Surfactants, or surface-active agents, are critical components in oilfield chemistry, serving multiple roles in enhancing hydrocarbon recovery and processing. In primary and secondary recovery, residual oil remains trapped in porous media due to capillary forces. Tertiary recovery, or EOR, aims to mobilize this trapped oil by altering the interfacial properties. Oilfield surfactants achieve this by reducing the interfacial tension between oil and water, making it easier to displace oil through the reservoir. They also modify the wettability of rock surfaces, making them more water-wet, which enhances oil flow. Furthermore, surfactants facilitate the formation of stable emulsions that can be used to transport viscous heavy oils or, conversely, break emulsions during processing.

Frequently Questions

How do oilfield surfactants enhance oil recovery?

Oilfield surfactants enhance oil recovery by reducing the interfacial tension (IFT) between oil and water, which is crucial for mobilizing trapped oil in reservoir rocks. They also alter the wettability of the rock surface, promoting the release of oil. These mechanisms are particularly effective in enhanced oil recovery (EOR) methods like surfactant flooding, where surfactant solutions are injected to displace oil toward production wells. The reduction in IFT allows the displacing fluid to penetrate the porous media more efficiently, pushing oil out that would otherwise remain trapped. Surfactants can also form microemulsions that have a lower viscosity, facilitating flow. In addition, they help in reducing the capillary forces that hold oil in narrow pores.
The ideal dosage varies with reservoir conditions and application type. For EOR flooding, typical concentrations range from 0.2% to 2% by weight depending on salinity, temperature, and crude oil composition. Feymer conducts compatibility and flood tests to determine the optimal dosage, ensuring maximal efficiency while minimizing chemical usage. Overdosing can increase costs unnecessarily, while underdosing may yield insufficient recovery improvement. Our technical team uses advanced analytical tools to evaluate surfactant absorption, retention, and effective concentration under reservoir conditions. We carry out core flood experiments using reservoir cores and fluids to simulate the injection process and measure recovery factors. Based on these data, we provide a tailored recommendation for field application, including slug size and injection rate.

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Customer Testimonials

Michael Chen
A Game Changer for Our Mature Field

Feymer's oilfield surfactants have transformed our mature field's performance. After years of declining production, we implemented their enhanced oil recovery system, using their surfactant formulation. The results were remarkable: we observed a 35% increase in oil production within the first six months. The technical team was incredibly responsive, helping us optimize the injection scheme and dosage. Their surfactants were also easy to handle and compatible with our existing chemicals. We highly recommend Feymer for their expertise and effective solutions.

Elena Rodriguez
Reliable and Sustainable Surfactants for Offshore Operations

As an offshore operator, we have strict environmental and performance requirements. Feymer's oilfield surfactants meet all specifications. They are highly effective in reducing interfacial tension, even in high-salinity conditions typical of our reservoirs. The demulsification capabilities are outstanding, saving us time and costs in processing. What stood out was their commitment to sustainability—their products are biodegradable and have low toxicity, aligning with our corporate responsibility goals.

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Breakthrough Ultra-Low IFT Technology

Breakthrough Ultra-Low IFT Technology

Feymer's oilfield surfactants are engineered to achieve ultra-low interfacial tension in the range of 10^-3 to 10^-4 mN/m, which is essential for efficient oil displacement. This breakthrough is a result of our proprietary blend of anionic and nonionic components, customized to the specific crude oil and brine chemistry. Our surfactants create stable microemulsions even under extreme reservoir conditions, significantly increasing capillary number and thus oil mobilization. The ultra-low IFT ensures effective oil bank formation, leading to higher recovery factors. Compared to conventional products, our surfactants require lower concentrations, reducing the overall chemical volume and cost. Additionally, the low IFT reduces the residual oil saturation more uniformly, improving sweep efficiency. This technology is backed by extensive laboratory research and field validations, demonstrating up to a 20% incremental oil recovery over waterflooding.
Customized Formulation for Extreme Reservoirs

Customized Formulation for Extreme Reservoirs

Recognizing that each oilfield is unique, Feymer offers customized surfactant formulations tailored to specific temperature, pressure, and brine compositions. Our team conducts in-depth characterization of crude oil and formation water to design the optimal molecular architecture. For high-temperature (up to 180°C) and high-salinity (up to 250,000 ppm) reservoirs, we develop sulfonate-carboxylate hybrids that resist precipitation. For heavy oil applications, we formulate milder surfactants that reduce viscosity through emulsification. We also consider the rock mineralogy; for limestone reservoirs, we include slightly anionic amphoteric surfactants to prevent excessive adsorption. This customization extends to compatibility with polymers for ASP flooding, ensuring no phase separation. We provide products in multiple physical forms—liquid, powder, or concentrate—to suit and facilitate transportation and injection systems.