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Polymer Flocculant Solutions for Oil-Water Separation

Our core product lineup delivers precision-engineered polymer flocculants and coagulants specifically formulated for oil-water separation and industrial wastewater treatment.

Technology Overview

What Is Polymer Flocculant Water Treatment?

Polymer flocculants are high-molecular-weight chemical agents that destabilize colloidal suspensions and emulsified oils in water, enabling rapid aggregation and separation of contaminants from the aqueous phase.

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Charge Neutralization

Cationic and anionic polymer chains neutralize surface charges on oil droplets and suspended solids, breaking emulsion stability and triggering rapid floc formation.

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Bridging & Adsorption

Long-chain polymer molecules bridge multiple colloidal particles simultaneously, forming dense, settleable flocs that can be efficiently removed by sedimentation or flotation.

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Sweep Flocculation

When combined with inorganic coagulants like PAC, polymer flocculants enhance sweep flocculation, capturing fine oil droplets and trace contaminants with exceptional efficiency.

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Eco-Compatible Chemistry

Modern polymer flocculants are engineered for low-toxicity, biodegradable profiles, meeting stringent environmental discharge standards in both municipal and industrial contexts.

High Molecular Weight Performance

Ultra-high molecular weight APAM and CPAM variants deliver superior dewatering performance, dramatically reducing sludge volume and improving downstream processing efficiency.

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Customizable Formulations

Polymer flocculant systems can be precisely tailored — in ionic type, charge density, and molecular weight — to match specific wastewater chemistry and oil content requirements.

Industry Landscape

Global Market Status & Development Trends

The polymer flocculant market for oil-water separation is experiencing accelerated growth driven by tightening environmental regulations, expanding industrial output, and the global push toward zero-liquid-discharge operations.

$8.5B

Global Market Size

The global flocculant and coagulant market for water treatment is projected to surpass USD 8.5 billion by 2028, with oil-water separation applications representing the fastest-growing segment.

6.8%

Annual Growth Rate

Compound annual growth rate (CAGR) of approximately 6.8% is forecast through 2030, driven by oilfield produced water management, petrochemical expansion, and municipal upgrade projects.

40%

Asia-Pacific Share

Asia-Pacific — led by China — accounts for over 40% of global polymer flocculant consumption, underpinned by rapid industrialization and increasingly stringent wastewater discharge standards.

60+

Patents by Smedic

Smedic Technology holds over 60 Chinese patents in advanced water treatment chemistry, including breakthrough inorganic-organic covalent bond flocculant technologies for oil-water separation.

🔬 Key Trend: The industry is rapidly shifting from single-component inorganic coagulants toward intelligent hybrid polymer systems — combining anionic polyacrylamide (APAM), cationic polyacrylamide (CPAM), and polyaluminum chloride (PAC) — to achieve superior oil removal efficiency (>99.5%) while minimizing chemical dosage and sludge generation. Smart dosing systems powered by real-time water quality sensors are becoming standard in tier-one industrial installations.
Deep Application Analysis

Industrial & Commercial Application Scenarios

Polymer flocculant water treatment for oil-water separation spans a wide spectrum of critical industries, each presenting unique challenges that demand tailored chemical solutions.

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Oilfield Produced Water Treatment

Oilfield operations generate enormous volumes of produced water containing emulsified crude oil, suspended solids, and dissolved organics. Polymer flocculants — particularly high-molecular-weight APAM — are critical for breaking stable oil-in-water emulsions, enabling water reinjection or safe surface discharge. Smedic's oilfield-grade polymer systems are deployed across more than 1,000 end customers in China's oil-producing regions.

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Petrochemical & Refinery Wastewater

Refineries and petrochemical plants discharge complex wastewater streams with high oil content, heavy metals, and COD loads. Polymer flocculant systems combined with PAC coagulants achieve rapid phase separation, reducing oil-in-water concentrations from thousands of ppm to below 5 ppm — meeting Class I discharge standards. Customized ionic charge density formulations address varying pH and salinity conditions across different process streams.

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Metal Processing & Machining Coolant Recovery

Metalworking industries produce oil-contaminated coolant wastewater containing tramp oils, fine metal particles, and surfactants. Cationic polymer flocculants effectively destabilize these complex emulsions, enabling oil recovery and coolant recycling. This application is gaining commercial traction as manufacturers face rising disposal costs and circular economy mandates, with payback periods under 18 months in many installations.

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Bilge Water & Marine Oily Wastewater

International maritime regulations (MARPOL Annex I) mandate that bilge water oil content must not exceed 15 ppm before discharge. Polymer flocculant-based compact treatment units are increasingly preferred over conventional gravity separators for their superior performance with emulsified oils and ability to handle variable flow conditions aboard vessels and at port reception facilities.

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Food Processing & Edible Oil Wastewater

Edible oil production, dairy processing, and restaurant grease trap wastewater contain high concentrations of fats, oils, and greases (FOG). Food-grade polymer flocculants enable efficient FOG removal and grease recovery, supporting both compliance with municipal sewer discharge limits and resource recovery initiatives. The market for food-sector polymer flocculants is growing at double-digit rates in China and Southeast Asia.

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Mining & Mineral Processing Wastewater

Coal washing, mineral flotation, and ore processing generate turbid wastewater with fine suspended solids and residual flotation reagents. Anionic polyacrylamide flocculants are the workhorse chemistry for thickener and clarifier operations, dramatically improving solid-liquid separation efficiency and enabling process water recycling. Smedic serves over 600 mineral processing operations across China with application-specific APAM grades.

20+
Business & service network covers over 20 provinces across China
600+
Urban sewage treatment plant projects nationwide
1,000+
End customers in industrial wastewater, mineral processing & oilfield chemicals
20+Million Tons
Total daily sewage treatment capacity involved in our projects
About Smedic

Company Profile

Smedic Technology Co., Ltd.

Smedic Technology Co., Ltd. was established in 2011 as a comprehensive solution provider specialized in environmental protection agents, integrating R&D, production, sales, and engineering-related technical services. We are dedicated to providing customers with customized chemical products, technical solutions, and services.

Smedic produces environmental protection agents covering multiple sectors such as municipal sewage, industrial wastewater, and tap water treatment, as well as mineral processing agents, and oilfield chemicals. We offer more than 80 different environmental protection products, with an annual production capacity exceeding 1 million tons.

🏆 Industry Recognition: Smedic has been recognized as the "Leading Brand of Advanced Wastewater Treatment Chemicals" and the "Most Valuable Water Treatment Chemicals Brand" by China Water Network and the E20 Environmental Platform for four consecutive years.
2011

The company was established in 2011, building over a decade of expertise in polymer flocculant water treatment.

80+Types

The company offers over 80 types of environmental protection agent products for diverse water treatment applications.

1+Million Tons

The company's annual production capacity exceeds one million tons, ensuring reliable supply at scale.

Our Footprint

Layout & Scale

National Presence, Global Ambition

Our corporate headquarters is located in Beijing. We have multiple wholly-owned production bases in Hebei, Guizhou, Shanxi, and other regions, and have set up more than ten OEM partner factories and regional warehousing and logistics bases in Shandong, Shanxi, Anhui, Guangxi, and Sichuan provinces, among others.

Our business and service network covers over 20 provinces across China. Our projects involve more than 600 urban sewage treatment plants and over 1,000 end customers in industrial wastewater treatment, mineral processing, and oilfield chemicals. The total sewage treatment capacity involved in the projects exceeds 20 million tons per day.

We are a leading company in the Chinese market within the high-end segment of environmental protection chemicals for municipal and industrial wastewater treatment — with a growing international footprint serving clients across Asia, the Middle East, and Africa.

Innovation Engine

Qualifications & R&D

Smedic R&D Research for Polymer Flocculant Water Treatment

World-Class Research Infrastructure

We have obtained qualifications such as National High-tech Enterprise, National Specialized, Refined, Unique and Innovative "Little Giant" Enterprise, National Key-Supported Specialized, Refined, Unique and Innovative "Little Giant" Enterprise, Hebei Province Specialized, Refined, Unique and Innovative "Little Giant" Demonstration Enterprise, Hebei Province Green Factory, Hebei Province Science and Technology-based Small and Medium-sized Enterprise, and China's Science and Technology-based Innovative Small and Medium-sized Enterprise.

We have a core technical team composed of academicians, experts, professors, and senior engineers, and have established an R&D system and a technology commercialization platform centered around one academy, three research institutes, and five bases.

We have established the Hebei Provincial Enterprise Technology Center, the Hebei Provincial Advanced Water Treatment Chemicals Technology Innovation Center, and the Cangzhou Water Treatment Engineering Technology Research Center, and have been recognized as a Class A R&D institution in Hebei Province.

We have established an expert workstation with Tsinghua University Association of Senior Scientists and Technicians, and have set up joint R&D laboratories with Shandong University and Beijing University of Technology. Additionally, we also serve as a commercialization partner for the industry–academia–research achievements of institutions such as Peking University and Tianjin University.

Intellectual Property

Patents & Brands

Smedic Patent Exhibition - Polymer Flocculant Technology

The patented technologies and products we have independently developed, such as the bio-enhanced denitrification carbon source and the deep multi-nuclear phosphorus removal agent, have passed the scientific and technological achievement evaluation conducted by the Science and Technology Department of Hebei Province.

These achievements have been appraised as "internationally advanced" and have filled a domestic gap in this product category.

Our "Active Oxygen Compound Disinfectant" has been recognized as a National Construction Industry Scientific and Technological Achievement Promotion Project by the Science and Technology Development Promotion Center of the Ministry of Housing and Urban-Rural Development.

Smedic Brand Recognition - Water Treatment Chemicals
🥇 22nd China Patent Award Winner
Our independently developed "Inorganic-Organic Covalent Bond Flocculant and Its Advanced Water Purification Technology" has won multiple awards, including the 22nd China Patent Award, the First Prize for Technological Invention from the China Petrochemical Industry Association, the Hebei Province Science and Technology Progress Award, and recognition as a Belt and Road SME Recommended Project.

We have been recognized as the "Leading Brand of Advanced Wastewater Treatment Chemicals" and the "Most Valuable Water Treatment Chemicals Brand" by China Water Network and the E20 Environmental Platform for four consecutive years.

We have established long-term strategic partnerships with dozens of major water groups, including Shouchuang Ecological and Environmental Group, Yangtze River Ecological and Environmental Group, Beijing Enterprises Water Group, OriginWater, and China Water Environment Group, and have been included in their centralized procurement supplier lists.

CERTIFICATE

Certificates

We have been granted over sixty Chinese patents, including more than forty invention patents and over twenty utility model patents. We have led the drafting of more than ten national and industry standards, including those for composite carbon sources, composite coagulants, sodium acetate, and nitrifying and denitrifying bacterial agents.

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Full Product Range

More Polymer Flocculant & Water Treatment Products for Oil-Water Separation

Explore our complete range of advanced water treatment chemicals engineered for oil-water separation, coagulation, scale inhibition, and industrial wastewater management.

Ready to Optimize Your Oil-Water Separation Process?

Contact Smedic Technology's expert team for customized polymer flocculant water treatment solutions, technical consultation, and competitive factory pricing for your industrial or municipal application.

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