PSI MEMBRANE® Thin Film Nanocomposite (TFN)
Loose Nanofiltration or Compact Ultrafiltration Membrane
UNF TFN SeriesWelcome to the forefront of membrane technology with our groundbreaking Thin Film Nanocomposite (TFN) innovation, embodied in the exceptional UNF series. This state-of-the-art solution features a nanoscale ultrathin hydrophilic layer, delivering outstanding anti-fouling properties. Experience a colossal flux rate, quadrupling that of conventional TFC membranes, while enjoying a dramatically reduced operating pressure-at least 50% lower. Transition to the UNF series for a superior alternative to traditional TFC membranes.
Key features:
Precision at its Best Higher
Crafted with precision engineering, our membrane showcases multiple meticulously cut molecules, allowing for customization tailored to each client's unique needs, thus achieving unmatched precision.
Unmatched Efficiency
Proshare Innovation's cutting-edge membranes deliver phenomenal product flow rates, surpassing imported brands by up to four times. This extraordinary efficiency translates into significant reductions in energy consumption and overall project expenses.
Superior Selective Separation
Our membranes demonstrate extraordinary ultra-high selectivity, effectively removing most colloidal iron, colloidal silicon, humic acid, and other dissolved organic molecules, while facilitating the passage of inorganic single and bivalent ions.
Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD)
Key Applications:
Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD)
Indispensable in the recovery and recycling of industrial resources, this membrane is ideally suited for industries like steel & metals, precious metals, chemical, medical, pharmaceutical, food, and petrochemical sectors.
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. For optimal performance, permeate flow rate and stabilized salt rejection are carefully calibrated under strictly tested standard conditions:
NF membrane (2000ppm MgSO4, 0.48 MPa, 25ºC, 15% recovery), RO membrane (2000ppm NaCl solution,
1.55 MPa, 25ºC, 15% recovery) before any hot water disinfection process.
2. Please be aware, the permeate flow variation range is +/-15%, and final water yield may further fluctuate due to
the heat treatment process involved.
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
ProshareProshare Innovation Suzhou Co., Ltd. radiates brilliance as an industry leader, amassing a wealth of unparalleled expertise. Offering premium, customized technical solutions, we meet the industrial sector's demand for flawlessly pure water. Our expertise encompasses intricate industrial processes, wastewater treatment, recycling, and resource recovery, ensuring Proshare's position as the pinnacle of industry excellence.
Proshare proudly engages in a wide spectrum of crucial industry sectors. Our reach extends to petrochemicals, mining, lithium extraction from salt lakes, and lithium battery recycling, among others. We also make significant impacts in semiconductors, seawater desalination, reclaimed water management, leachate treatment, synthetic biology, copper foil manufacturing, pharmaceuticals, and power generation, highlighting our multifaceted and dynamic capabilities.
Our extensive expertise seamlessly spans numerous applications: from steam boiler feeding and the food & beverage sectors, including mineral water bottling, soft drinks, and juices, to painting lines and dairies. We also excel in ice cream manufacturing, laundries, hospitals, textiles, mechanical industries, and steel companies, ensuring that Proshare's solutions are meticulously tailored to meet any industry requirement.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's expertise in desalination technology has secured a unique position in supplying fresh water to hotels and tourist resorts. Acknowledging the critical need for fresh water, our advanced R.O. sea and brackish water desalination solutions offer a dependable and cutting-edge alternative. They cater to the growing needs of rapidly developing tourist destinations with unmatched elegance, setting us apart.
Municipal and Civil Use
At Proshare, we are dedicated to creating pioneering, scalable, and eco-friendly solutions for sustainable wastewater and effluent treatment. Our comprehensive portfolio, rich with patented technologies and supported by national-level expertise and scientific acumen, ensures municipalities maintain the highest health and environmental standards. Driven by a relentless quest for excellence, we continuously enhance our sanitation systems through systematic, real-time insights from our committed field engineers.
Our foundational expertise in sewage treatment empowers us to support your sustainable development goals. As a leader in sustainable development, we offer a remarkable array of solutions, including:
Cutting-edge Sanitation technologies.
Innovative Recovery of Reusable Materials from Wastewater.
Farming Applications
Optimizing animal health and maximizing productivity-whether for cattle, chickens, sheep, or pigs-demands water quality that matches its availability. At Proshare, we recognize that water quality is crucial in enhancing animal growth and performance, thereby significantly boosting overall productivity.
Farm water sources are diverse and essential, spanning water wells, civil water networks, rivers, and other surface sources, each with unique characteristics. Understanding these traits enables us to tailor precise solutions.
Beyond chlorine-treated networks, other water sources often harbor high levels of dissolved and suspended solids and pathogens. Reverse osmosis technology stands out as the premier solution to effectively tackle these impurities. For farm water, especially from non-civil sources, implementing advanced technological treatment is critical to reducing harmful substances, ensuring the health and vitality of the animals.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, the realm of desalination membranes for international luxury cruise ships has been dominated by renowned global brands. These grand vessels traverse the vast oceans, encountering a myriad of aquatic environments with varying salinities and temperatures. To withstand these diverse conditions, our cutting-edge membranes rise magnificently to the challenge, ensuring consistent, reliable water production. Proshare delivers excellence with state-of-the-art technology, perfectly suited to meet and exceed the stringent demands of ocean-going vessels, turning the toughest challenges into seamless triumphs.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes boast an unrivaled desalination rate and unwavering water production stability. These exceptional membranes have not only met but surpassed the rigorous cruise ship water quality standards, delivering peerless performance for the world's most opulent liners, truly setting a new industry standard.
This monumental achievement ignited a transformative shift, leading to the revolutionary replacement of existing desalination membranes across three additional cruise ships. Proshare's resounding success in this endeavor marks a landmark moment, establishing it as the pioneering national brand to win international luxury cruise ship orders for desalination RO membranes.
AComplete Water Treatment Plant for Generating Ultra-pure Water in the Semiconductor Industry
The quest for electronic-grade ultra-pure water in membrane desalination is marked by extraordinarily high standards, achievable by only an elite group of brands. These leaders ensure unparalleled water purity and production quality, meeting the most exacting industry requirements.
Utilizing Proshare's groundbreaking TFN membrane technology, alongside the TsingXi team's extensive water treatment expertise, our holistic water treatment plant provides impeccable pure water solutions. This advanced system demonstrates superior removal of salts, boron, and TOC, meeting and exceeding the semiconductor industry's rigorous water production standards.
This impressive achievement has led us to secure a distinguished electronic ultra-pure water treatment project from a foremost Japanese listed company, marking a significant milestone in our journey.
ProshareTailor-made TFN Special Acid-resistant and High-pressure Membranes for Wastewater Treatment in Petrochemical / Refining, achieving True Zero Liquid Discharge
Proshare Tailor-made TFN special acid-resistant and high-pressure membranes, expertly refined forwastewater treatment in ammonium sulphate desulphurisation processes have reached a remarkable concentration level up to 40 times, with an ammonium sulphate concentration of ≥ 20% in the concentrated water. This groundbreaking advancement notably diminishes energy consumption for subsequent evaporation and crystallization, yielding substantial cost savings. The water produced impeccably adheres to the corporate standard Q/SH 0628.2-2014 for circulating water make-up water of China Petroleum and Chemical Corporation, assuring zero wastewater discharge.
This extraordinary outcome has sparked a surge of follow-up orders from other subsidiaries within the group, solidifying our distinguished reputation.
This membrane technology is also applicable to other high-temperature, highly acidic wastewater scenarios involving ammonium sulphate, including industries such as energy, refining, chemical, and metallurgy. The latest advancements in ammonia desulphurization technology, combined with carbon capture, support new energy consumption and the development of a green industry chain, harmonizing perfectly with the national 'dual-carbon policy.'
Proshare TFN-SEP Customized NF Membrane Dramatically Enhances Lithium Permeate Rate up to 96.6%, Retention Rate of Mg2+ > 99%, Retention Rate Ca2+ > 98%
Technical Bottlenecksof Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membranefouling,lowsElectrical efficiency currently stands at just under 80%. This indicates substantial potential for growth and optimization, paving the way for advanced technological enhancements.HighenergyConsumption could represent approximately 30% to 40% of the total operational cost. This highlights a significant opportunity for pioneering cost-saving innovations.ShortMembranelifespan is projected to be in the range of 2 to 3 years, providing a highly reliable and robust solution for a multitude of applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
has exhibited extraordinaryperformanceData in an essential lithiumextraction project located in thepristine Lakkor Tso Salt Lake , Tibet, China:
By utilizing an efficient 2-stage Nanofiltrationprocess seamlessly integrated with a 1-stage RO, we achieve production water containing Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L. The retention rate for Mg2+ exceeds 99%, while Ca2+ is retained at over 98%. Furthermore, the lithiumpermeate rate attains an outstanding 96.6%, with the flux approaching nearly 20LMH under an operating pressure of 1MPa.Our tried-and-tested membrane technology is both environmentally and economically sustainable, markedly enhancing product purity and quality.
Proshare: Elevating Water Purification StandardsThe Team's Pioneering Leap in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare: A Leader in InnovationOur team at Proshare has achieved a monumental breakthrough in the realm of reverse osmosis membrane technology. By harnessing the cutting-edge potential of polymer interface nano-self-assembly, we have obliterated longstanding limitations in membrane development with two groundbreaking innovations:
Ultra-Thin Separation Layer: An Engineering Marvel: Through the sophisticated application of polymer interface nanotechnology, we have crafted an ultra-thin separation layer that is at least three times thinner than conventional 100 nm polyamide thin films. This pioneering reduction in thickness leads to a remarkable increase in water flux, significantly magnifying permeability and operational efficiency.
Enhanced Performance: Unrivaled Membrane Capabilities: By the strategic incorporation of nanoparticles alongside specialized hydrophilic polymers, we have realized phenomenal improvements in the membrane's hydrophilicity, anti-fouling abilities, durability, and oxidation resistance.
When compared to traditional polyamide reverse osmosis membranes,Proshare's innovation signifies breakthroughs in four critical domains:
Self-Assembled Nanocomposite Films: Mastering Precision
By fusing nano-scale precision with nano-doping modification, we enable the formation of ultra-thin, exquisitely ordered separation layers through polymer interface nanotechnology. This revolutionary approach overcomes the challenges of thickness uniformity and material diversity that typify conventional polyamide membranes.
Enhanced Water Flux and Energy Efficiency: Maximizing Output
Through careful optimization of the layer-by-layer self-assembly process, we precisely regulate functional layer thickness, attaining a remarkable 3x reduction compared to traditional membranes. This strategic innovation results in >3x amplified water flux paired with a 30% reduction in energy consumption.
Novel Polymer Materials with Exceptional Chemical Stability
Moving beyond polyamide, our team utilizes state-of-the-art hydrophilic polymers (e.g., modified polysulfones) and ceramic-organic hybrids. These advanced materials demonstrate outstanding oxidation resistance (withstanding exposure to 10 ppm chlorine) and pH stability (maintaining robustness within the 1-12 pH range).
Anti-Fouling Surface Engineering: Extending Longevity
Our ultra-hydrophilic surface, engineered with a contact angle of less than 10° and reinforced by nanoparticles, dramatically reduces organic fouling by 50%. This innovation prolongs chemical cleaning intervals from 3 to 6 months, cutting maintenance costs by 40%.
Health & Safety Management System Certificate Environmental Management System Certificate ISO 9001 Quality System Certificate Proshare Innovation Suzhou Co., Ltd. proudly upholds a legacy of excellence, demonstrated by our prestigious certifications. These accolades illuminate our unwavering commitment to embody the highest industry standards. Our certifications are a testament to our meticulous health and safety management protocols, our steadfast dedication to environmental stewardship, and our consistent adherence to the ISO 9001 quality management criteria. This trio of esteemed certifications not only underscores our comprehensive and proactive management approach but also reinforces our pledge to deliver unparalleled products and services.
Invention Patent of Membranes Production Invention Patent of Multi-Layer RO Membrane Utility Model Patent Certificates At Proshare Innovation Suzhou Co., Ltd., innovation is more than just a term-it is the cornerstone of our identity. Our extensive portfolio of patents is a proud reflection of our relentless drive for technological advancement. From revolutionary breakthroughs in membrane production to pioneering the sophisticated development of multi-layer RO membranes, our patents stand as a bold testament to our leadership in the vanguard of cutting-edge technologies. We are trailblazers, consistently reshaping the future of the industry with our creative genius and pioneering solutions.
Proshare Innovation SuzhouCo., Ltd. emerges as a shining beacon of cutting-edge technology in the dynamic realm of water purification. As a prestigious national high-tech enterprise, we are wholeheartedly committed to pioneering advancements in the third-generation thin-film nanocomposite (TFN) membranes. These membranes are meticulously crafted for reverse osmosis (RO), nanofiltration (NF), and other critical material separation applications. Established in the vibrant year of 2017 by visionary doctoral experts returning from overseas, and under the esteemed leadership of Dr. Lin Xiaofeng-lauded with national-level talent accolades-Proshare Innovation stands tall as China's singular domestic producer of TFN membranes.
Core Competencies
Technological Innovation: As trailblazers in this field, we have expertly integrated TFN technology into nanofiltration membranes, achieving full autonomy in research and development. Our state-of-the-art facilities ensure the localization of membrane manufacturing and equipment, setting unprecedented industry benchmarks and elevating standards in the water treatment domain.
Intellectual Property: With an impressive portfolio boasting over 31 patents, our membrane performance not only meets but exceeds international standards, effectively supplanting previously monopolized foreign products and redefining industry norms with innovative excellence.
Production Capacity: Operating from a sophisticated 2,000 m² R&D facility, our capability is further enhanced by our expansive15,000 m² production base, perfectly equipped to meet surging demand for our groundbreaking solutions.
Funding: With successful closure of Pre-A Round (2023) and A Round (January 2025) financing, robust backing from the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital fortifies our financial foundation, empowering our swift growth trajectory and innovation-driven advancements.
Market Recognition: Our distinction as a preferred supplier for distinguished listed environmental engineering firms and state-owned enterprises underscores our market dominance and the unwavering trust our clients bestow upon us, highlighting our commitment to excellence and innovation.
Leadership:Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the esteemed University of Strasbourg in France, has received numerous accolades, including the Suzhou Leading Talent and Jiangsu Dual Innovation Talent awards. Under his visionary leadership, our R&D pursuits in TFN membrane industrialization continue to forge uncharted paths, pushing boundaries and inspiring industry transformation.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: We deliver comprehensive water treatment solutions that are revolutionizing the industry through innovation and excellence.
Our avant-garde Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and holistic water treatment systems offer unrivaled solutions for customers craving cutting-edge technology, setting new standards in water treatment.
A: Customization capabilities
Our offerings are expertly supported by national specialist teams and the esteemed Tsinghua University Suzhou Environmental Innovation, ensuring uniquely tailored solutions for our customers' distinct needs, driving value and innovation.
A: Ensuring quality and delivering worth.
Our top-tier solutions not only guarantee excellence,but they also ensure an impressive return on investment (ROI) for our clients. We offer exhaustive training, support, and services, extending our local expertise to a global platform, ensuring unparalleled customer satisfaction and success.Our methodology is to provide comprehensive training, robust support, and unmatched services, harnessing our local expertise to make a global impact, influencing water treatment excellence worldwide.
A: Collaborating with our customers
We derive inspiration from our customers, who relentlessly work to provide the precious gift of clean water. Together, we aspire for a world optimized by water solutions, paving the way for a brighter and more sustainable tomorrow, fostering global water excellence.
(2) Q: Are you a manufacturer or Trade Company?
A: As a distinguished manufacturer, we proudly host our own International Trade Department, granting us a powerful edge in understanding and exceeding the aspirations of our valued customers. This profound insight enables us to offer pricing that is not merely competitive but astoundingly valuable, perfectly tailored to meet your sophisticated needs.
(3) Q: How's the after-sale service?
A: Our team of devoted engineers is ready to provide unrivaled on-site service internationally. Our impeccable suite of services is further enhanced by the diligent oversight of our keen merchandisers and the flawless precision of our expert translation services, ensuring your post-purchase experience is nothing short of extraordinary.
(4) Q: How about the quality?
A: Our dedication to quality is resolute and uncompromising. We source key sub-assemblies and raw materials from the industry's leading providers. Our skilled team crafts essential components in-house, creating a robust professional assembly line that is reinforced by stringent quality testing, all in strict compliance with the highest standards of excellence.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Rest easy with our comprehensive 1-year warranty, which aligns impeccably with international standards. Our dedicated online support team stands ready, 24/7, to promptly and efficiently resolve any queries regarding our machine, ensuring a flawlessly seamless experience at every turn.
(6) Q: Certification?
A: Recognized as Tsingxi, we are a prestigious entity accredited with ISO9001, ISO14001, and ISO45001 certifications. Our meticulously engineered products meet the rigorous technical benchmarks of 3C and CE. Each product we offer is officially certified by the Industry Administration Authority, highlighting our unwavering commitment to superior quality and safety.Tsingxi remains unwavering in its mission to enhance its reputation as a pioneering high-tech powerhouse in the dynamic global water treatment market, persistently setting new benchmarks for innovation and dependability.
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