PSI MEMBRANE® Thin Film Nanocomposite (TFN)
Loose Nanofiltration or Compact Ultrafiltration Membrane
UNF TFN Series Embracing the cutting-edge of membrane technology, the UNF series showcases groundbreaking Thin Film Nanocomposite (TFN) innovations. Equipped with nano-level, ultra-thin hydrophilic coatings, these membranes exhibit unparalleled anti-fouling abilities. Experience a quantum leap in efficiency with flux rates soaring to four times those of conventional TFC membranes, all while operating at a remarkable 50% lower pressure. Transform your systems with this revolutionary alternative to traditional TFC solutions.
Key features:
Precision at its Best Higher
Delivers exceptional precision with multiple molecule-cutting capabilities, meticulously customized to cater to diverse client demands, ensuring tailored solutions for every application.
Unmatched Efficiency
A marvel in efficiency, this technology offers product flow rates up to four times superior to leading imported brands, enabling substantial energy savings and dramatically lowering project costs.
Superior Selective Separation
Featuring ultra-high selectivity, it proficiently eliminates most colloidal iron, colloidal silicon, humic acids, and a wide range of dissolved organic matter (DOM), while seamlessly permitting inorganic single and bivalent ions to pass.
Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD)
Key Applications:
Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD)
Pioneering in industrial resource recovery and recycling, catering to sectors like steel and metals, precious metals, chemical, medical, pharmaceutical, food, and petrochemical industries.
Water softening
Chlor-alkali processing
Landfill leachate de-coloring
| Product |
Effective Membrane area
ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate¹
²gpd( m³/d) |
Stable Salt Rejection¹
(%) |
| UNF500-8040 |
400(37.2) |
34 |
7400(28.0) |
95 |
| UNF1000-8040 |
400(37.2) |
34 |
7400(28.0) |
95 |
| UNF2000-8040 |
400(37.2) |
34 |
7400(28.0) |
95 |
| UNF3000-8040 |
400(37.2) |
34 |
8000(30.3) |
95 |
| UNF5000-8040 |
400(37.2) |
34 |
16000(60.6) |
95 |
1. To harness peak performance, depend on permeate flow rates and stabilized salt rejection, tested under the following stringent standard conditions:
NF membrane (2000ppm MgSO4, 0.48 MPa, 25ºC, 15% recovery), RO membrane (2000ppm NaCl solution,
1.55 MPa, 25ºC, 15% recovery) prior to any hot water disinfection.
2. Please be informed, the permeate flow variation range is +/-15%, with the final water yield subject to additional variations due to
the involved heat treatment process.
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
ProshareProshare Innovation Suzhou Co., Ltd. has amassed an impressive range of experience, providing unmatched technical solutions tailored for the industrial sector. We meet the critical demands for pristine water across various applications, including intricate industrial processes, wastewater treatment and reuse, and resource recycling. Our expertise and innovation in these areas are unsurpassed.
We are immersed in a broad spectrum of key industry sectors. These include petrochemical, mining, lithium extraction from salt lakes, and lithium battery recycling. Our presence extends to semiconductors, seawater desalination, reclaimed water, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation industries.
Our specialization spans diverse applications such as steam boiler feeding and food & beverage sectors. This includes mineral water bottling, soft drinks, juices, painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel companies, among various others.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's advanced desalination technologies shine in civil water desalination, particularly for hotels and touristic resorts. Given the vital importance of fresh water in these infrastructures, our R.O. seawater or brackish water desalination solutions offer a dependable and expertly crafted alternative, perfectly suited to meet the burgeoning demands of rapidly developing touristic regions.
Municipal and Civil Use
Our mission is to provide pioneering, scalable, and eco-conscious solutions for the effective and sustainable treatment of wastewater and effluents. Featuring patented technologies and backed by national-level experts and scientific research institutions, our extensive portfolio guarantees municipalities top-tier compliance with rigorous health and environmental standards. We are committed to the ongoing enhancement of sanitation systems, driven by systematic, real-time insights from our field engineers.
Our deep knowledge in sewage treatment is a fundamental pillar of our capacity to support your sustainable development goals. As a trailblazer in sustainability, we present a wide range of solutions, including:
Cutting-edge Sanitation technologies.
Innovative Recovery of Reusable Materials from Wastewater.
Farming Applications
For achieving optimal health and productivity in livestock like cattle, chickens, sheep, and pigs, the quality of water is as essential as its availability. Delivering superior water quality is vital in fostering the desired growth and maximizing the animals' performance.
Farm water sources can vary widely, including water wells, civil water networks, and sometimes rivers and other surface sources, each presenting unique characteristics.
Excluding the chlorine-treated civil network water, other sources often harbor elevated levels of dissolved and suspended solids and pathogens. Hence, reverse osmosis technology emerges as the most potent solution to mitigate these impurities. It is crucial for farm water, particularly from non-civil sources, to undergo technological treatment to reduce harmful substances, ensuring animal safety and wellness.
Successful Cases Reference
Proshare PSI MEMBRANE: Revolutionizing Efficiency Desalination RO Membrane: Cutting-edge Solutions Powering Desalination Excellence in Luxury Cruise Ships
Traditionally, the realm of desalination membranes for global luxury cruise ships has been dominated by well-established international brands. These ships, navigating diverse marine environments, face varying salinity and temperatures in their feed water. Proshare's state-of-the-art membranes are engineered to adapt seamlessly to these changing conditions, delivering reliable water production that meets the high demands of seafaring vessels, regardless of the challenges posed by the oceans.
The Pro-HR-SW seawater desalination membranes from PSI MEMBRANE have set unprecedented standards in desalination efficiency and water production reliability. These membranes have not only met but exceeded the stringent water quality benchmarks set for luxury cruise ships, ensuring that these vessels enjoy superior performance and unrivaled water purity.
This remarkable achievement has led to the replacement of existing desalination membranes in three additional cruise ships, marking Proshare's pioneering role as the first national brand to secure prestigious international orders for desalination RO membranes on luxury cruises.
AComprehensive Water Treatment Solutions for Ultra-Pure Water in the Semiconductor Industry
The demand for ultra-pure, electronic-grade water in membrane desalination is highly rigorous, with only a small number of brands able to meet such exacting standards.
Utilizing Proshare's revolutionary TFN membrane technology and the TsingXi team's deep expertise in water treatment, our state-of-the-art water treatment plant provides unparalleled pure water equipment solutions. These solutions offer exceptional rejection of salts, boron, and Total Organic Carbon (TOC), ensuring that the produced water meets the stringent requirements of the semiconductor industry.
This successful deployment paved the way for us to win a contract for an electronic ultra-pure water treatment project with a leading Japanese public company.
ProshareCustom-Engineered TFN Acid-Resistant & High-Pressure Membranes for Advanced Wastewater Treatment in Petrochemical and Refining Industries, Achieving Zero Liquid Discharge
Proshare Specially designed TFN membranes, boasting acid resistance and high pressure capabilities, are tailored forwastewater processing in ammonium sulphate desulphurisation. These membranes achieve a concentration level up to 40-fold with an ammonium sulphate concentration of ≥ 20% in the concentrated effluent, drastically reducing energy requirements for later evaporation and crystallization processes, thereby resulting in significant cost savings. The water produced complies with the corporate standard Q/SH 0628.2-2014 for makeup water in circulating systems by China Petroleum and Chemical Corp., ensuring zero wastewater discharge.
This significant achievement has triggered a surge of further orders from other group subsidiaries.
This advanced membrane technology is applicable in other high-temperature, acidic wastewater scenarios involving ammonium sulphate, applicable in sectors such as energy, refining, chemical, and metallurgy. Our latest advancements in ammonia desulphurization alongside carbon capture technology support new energy consumption models and the advancement of a sustainable green industry chain, in full alignment with national 'dual-carbon' goals.
Proshare TFN-SEP Custom NF Membrane: Enhancing Lithium Permeate Rate up to 96.6%, Mg2+ Retention > 99%, Ca2+ Retention > 98%
Solving Critical Technical Challengesin Membrane Separation for Lithium Extraction from Salt Lakes, Confronted by membranefouling Challenges,lowsWhile our current electrical efficiency is under 80%, this presents a tremendous opportunity for future enhancement and cutting-edge optimizations.HighenergyConsumption potentially forms 30%-40% of the overall operational expenses, underscoring a potential arena for innovative cost-saving strategies.ShortMembranelifespan is projected at 2-3 years, ensuring a dependable and robust solution tailored for diverse applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
has exhibited exceptionalperformanceData in a pivotal lithiumextraction project located in thepristine Lakkor Tso Salt Lake , Tibet, China:
By employing an efficient 2-stage Nanofiltrationprocess paired with a 1-stage RO, we successfully produce water with Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L. The Mg2+ retention rate surpasses 99%, with Ca2+ retained at over 98%. Moreover, the lithiumpermeate rate is a remarkable 96.6%, and the flux reaches nearly 20LMH under a 1MPa operating pressure.Our cutting-edge membrane technology is both environmentally conscious and economically sensible, significantly elevating product purity and quality.
ProshareBreakthrough Advances in Next-Gen Reverse Osmosis Membrane Technology by Our Expert Team
ProshareOur pioneering team at Proshare has achieved a remarkable milestone with the development of next-generation reverse osmosis membranes. By deploying the revolutionary polymer interface nano-self-assembly technology, we've surged past the conventional barriers in membrane development, achieving two pivotal advancements: cutting-edge innovation and unmatched efficiency.
Ultra-Thin Separation Layer: With the advanced deployment of polymer interface nanotechnology, our experts have ingeniously crafted a separation layer that is strikingly slimmer, being at least threefold thinner than the traditional polyamide thin films which were limited to 100 nm thickness. This astounding reduction not only magnifies water flux but also significantly boosts permeability.
Enhanced Performance: Through the integration of nanoparticles with specialized hydrophilic polymers, we've realized exceptional achievements in enhancing the membrane's hydrophilicity, strength against fouling, longevity, and resilience to oxidation.
In comparison to traditional polyamide reverse osmosis membranes,Proshare's groundbreaking innovation is evident across four vital dimensions:
Self-Assembled Nanocomposite Films
By uniting nano-scale precision control with nano-doping modification, we have paved the way for the creation of ultra-thin, precisely ordered separation layers utilizing polymer interface nanotechnology. This transformative approach surpasses constraints in thickness uniformity and material diversity that limit conventional polyamide membranes.
Enhanced Water Flux and Energy Efficiency
Through precise optimization of the layer-by-layer self-assembly process, we've meticulously controlled the functional layer thickness, achieving an impressive threefold reduction compared to traditional membranes. This strategic enhancement leads to >3x increased water flux and a remarkable 30% reduction in energy consumption.
Innovative Polymer Materials with Exceptional Chemical Stability
Diverging from polyamide, our team utilizes state-of-the-art hydrophilic polymers, such as modified polysulfones, and ceramic-organic hybrids. These advanced materials exhibit superior resistance to oxidation (withstanding exposure to 10 ppm chlorine) and pH stability (maintaining stability within a pH range of 1-12).
Surface Engineering for Anti-Fouling
Crafted with a superhydrophilic surface and a remarkably low contact angle of less than 10°, fortified by nanoparticle enhancement, our innovation drastically reduces the incidence of organic fouling by 50%. This advancement extends chemical cleaning cycles from 3 months to an impressive 6 months, while reducing maintenance costs by a substantial 40%.
Health & Safety Management System Certificate Environmental Management System Certificate ISO 9001 Quality System Certificate Proshare Innovation Suzhou Co., Ltd. stands as a beacon of excellence, showcasing our unwavering commitment to the pinnacle of industry standards. Our certifications reflect a robust health and safety management system, an unwavering dedication to preserving the environment, and a steadfast adherence to ISO 9001 quality management protocols. This trifecta of certifications not only highlights our proactive approach to comprehensive management systems but also reinforces our promise to deliver products and services of exceptional quality.
Invention Patent of Membranes Production Invention Patent of Multi-Layer RO Membrane Utility Model Patent Certificates At Proshare Innovation Suzhou Co., Ltd., innovation isn't just a buzzword-it's our legacy. Our impressive portfolio of patents epitomizes our relentless pursuit of technological advancement. From groundbreaking innovations in membrane production to the state-of-the-art development of multi-layer RO membranes, our patents are a testament to our leadership at the forefront of cutting-edge technologies. We are pioneers, continually shaping the future landscape of the industry with our inventive spirit and ingenious solutions.
Proshare Innovation SuzhouCo., Ltd. emerges as a beacon of cutting-edge technology in the realm of water purification. This esteemed national high-tech enterprise is dedicated to pioneering advancements in third-generation thin-film nanocomposite (TFN) membranes, tailored specifically for reverse osmosis (RO), nanofiltration (NF), and other critical material separation applications. Established in the vibrant year of 2017 by visionary overseas-returned doctoral experts, under the leadership of the illustrious Dr. Lin Xiaofeng-who has been honored with national-level talent accolades-Proshare Innovation has distinguished itself as China's exclusive domestic producer of TFN membranes.
Core Competencies
Technological Innovation: As pioneers in the field, we have seamlessly integrated TFN technology into nanofiltration membranes, achieving complete independence in research and development. Our state-of-the-art facilities ensure the localization of both membrane manufacturing and the equipment used, setting new benchmarks in the industry.
Intellectual Property: Boasting an impressive portfolio of over 31 patents, our membrane performance not only aligns with but surpasses international standards, effectively replacing previously monopolized foreign products and establishing new industry norms.
Production Capacity: We proudly operate a sophisticated 2,000 m² R&D facility complemented by an expansive15,000 m² production base, equipped to meet the growing demand for our innovative solutions.
Funding: We have successfully closed Pre-A Round (2023) and A Round (January 2025) financing, supported robustly by Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital, reinforcing our financial foundation and growth trajectory.
Market Recognition: Our distinction as a preferred supplier for prestigious listed environmental engineering firms and state-owned enterprises underscores our market leadership and the trust our clients place in us.
Leadership:Dr. Lin Xiaofeng, an esteemed Ph.D. graduate from the renowned University of Strasbourg in France, has been duly recognized with numerous awards, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent accolades. Under his dynamic guidance, the company's R&D endeavors in TFN membrane industrialization continue to break new ground.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: We offer complete water treatment solutions that are revolutionizing the industry.
Our innovative Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and comprehensive water treatment systems offer unparalleled solutions for customers seeking cutting-edge technology.
A: Customization capabilities
Our solutions are expertly backed by national specialist teams and the prestigious Tsinghua University Suzhou Environmental Innovation, ensuring tailored solutions for unique customer needs.
A: Ensuring quality and delivering worth.
Our premium solutions not only promise excellence,but they also provide an impressive return on investment (ROI) for our clients. We offer comprehensive training, support, and services, extending our local expertise to the global stage.Our approach is to provide complete training, robust support, and unparalleled services, leveraging our local expertise on a global platform.
A: Collaborating with our customers
We draw inspiration from our customers, who tirelessly work to deliver the invaluable gift of clean water. Together, we strive for a world optimized by water solutions, ensuring a brighter and more sustainable future.
(2) Q: Are you a manufacturer or Trade Company?
A: As a professional manufacturer boasting our very own International Trade Department, we have cultivated a distinct and profound understanding of customer needs, empowering us to offer competitive pricing that truly sets us apart.
(3) Q: How's the after-sale service?
A: Our team of expert engineers is ready to provide on-site service overseas, ensuring smooth and continuous support. With the aid of our diligent merchandisers and proficient translation services, we promise a seamless experience.
(4) Q: How about the quality?
A: Our robust quality assurance program is fortified by sourcing key sub-assemblies and raw materials from top-tier companies. Our proprietary components, crafted by our skilled team, undergo a professional assembly process and stringent quality testing, guaranteeing adherence to the highest standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Experience exceptional reassurance with our comprehensive 1-year warranty, in full compliance with International standards. Our devoted online support team stands ready 24/7 to respond to any inquiries regarding our cutting-edge machine, ensuring swift and efficient resolutions.
(6) Q: Certification?
A: Proudly, Tsingxi is a renowned entity with prestigious ISO9001, ISO14001, and ISO45001 certifications. Our products are intricately designed to meet the stringent technical standards of 3C and CE, with every offering officially certified by the Industry Administration Authority, underscoring our unwavering commitment to superior quality and safety.Tsingxi remains steadfast in its mission to evolve as a formidable high-tech force within the dynamic global water treatment market, setting new benchmarks for innovation, reliability, and excellence.
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