PSI MEMBRANE® Thin Film Nanocomposite (TFN)
Loose Nanofiltration or Compact Ultrafiltration Membrane
UNF TFN Series Unleashing a new era of filtration, the UNF series harnesses cutting-edge Thin Film Nanocomposite (TFN) technology, incorporating a nano-level, ultra-thin hydrophilic coating. This innovation provides outstanding anti-fouling capabilities, achieving flux rates up to four times greater than conventional TFC membranes, all while operating at remarkably reduced pressures-at least 50% less than the norm. These membranes are the ultimate upgrade for replacing traditional TFC systems.
Key features:
Precision at its Best Higher
Experience unrivaled precision with these membranes, which offer various precise cutting molecules meticulously tailored to fulfill specific customer needs.
Unmatched Efficiency
Revolutionize your operations with product flow rates that soar up to four times higher than those of imported counterparts, leading to a substantial reduction in energy usage and project expenses.
Superior Selective Separation
With ultra-high selectivity, this filtration marvel effortlessly filters out the majority of colloidal iron, colloidal silicon, humic acid, and other dissolved organic materials, all while allowing the seamless 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)
Unlock new potential in industrial resource recovery and recycling, spanning across steel, precious metals, chemicals, 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 peak performance, permeate flow rates and stabilized salt rejection are established based on these meticulously 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 that the permeate flow can vary within a range of +/-15%, and the final water yield might face further fluctuations 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
ProshareAt Proshare Innovation Suzhou Co., Ltd., we have amassed a treasure trove of experience, enabling us to provide unparalleled technical solutions tailored to the industrial sector's pursuit of immaculate water quality. Our expertise is unmatched in addressing complex industrial needs, whether it be sophisticated industrial processes, wastewater treatment and reuse, or resource recovery and recycling.
Our active participation spans several key industry domains, ranging from petrochemical and mining sectors to lithium extraction from salt lakes, lithium iron phosphate, and lithium battery recycling. We are also entrenched in the domains of semiconductors, seawater desalination, reclaimed water systems, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Our proficiency extends to a wide array of applications, such as steam boiler feeding, food and beverage industries, including mineral water bottling, soft drinks, and juices. Additionally, we cater to painting lines, dairies, ice cream manufacturing, laundries, hospitals, textiles, mechanical industries, and steel companies, amongst others.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's deep-rooted expertise in desalination technology is effectively utilized within the water desalination sector for civil applications in hotels and touristic resorts. Recognizing the critical need for a reliable freshwater supply, our R.O. seawater and brackish water desalination solutions offer a dependable and sophisticated alternative, adept at fulfilling the increasing demands of burgeoning tourist destinations.
Municipal and Civil Use
Our unwavering commitment is to deliver pioneering, scalable, and eco-friendly solutions for the effective and sustainable treatment of wastewater and effluents. With a comprehensive portfolio that boasts patented technologies, backed by national experts and scientific research institutions, we assure municipalities adherence to the highest health and environmental standards. Our sanitation systems are perpetually enhanced through systematic, real-time feedback from our experienced field engineers.
Our deep-seated expertise in sewage treatment is pivotal to empowering you to meet your sustainable development goals. As a vanguard in sustainable development, we present a diverse array of solutions, including:
State-of-the-art Sanitation technologies.
Revolutionary Recovery of Reusable Materials from Wastewater.
Farming Applications
To ensure optimal health and productivity of animals such as cattle, chickens, sheep, and pigs, the quality of water is as crucial as its availability. Premium water quality is essential in promoting desired growth and maximizing animal performance.
Farm water sources can vary, including water wells, civil water networks, and occasionally rivers or other surface sources, each with its unique attributes.
Excluding chlorine-treated civil network water, other sources often harbor elevated levels of dissolved and suspended solids and pathogens. Reverse osmosis technology is the ideal method for reducing these contaminants. It is crucial for farm water from non-civil sources to undergo technological treatment to remove harmful substances, ensuring the safety and well-being 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 global giants. As these majestic vessels navigate diverse waters, they encounter varying salinity and temperature, necessitating highly adaptable membranes. Proshare's cutting-edge membranes rise to the occasion, ensuring seamless water production and meeting the rigorous demands of oceanic voyages, regardless of environmental challenges.
Proshare's PSI MEMBRANE Pro-HR-SW is a game-changer in seawater desalination, setting a new standard with its outstanding desalination rate and unwavering production stability. These membranes exceed the strict water quality requirements of luxury cruise liners, delivering exceptional performance that luxury travelers deserve.
This remarkable success has led to the adoption of Proshare's desalination membranes across three additional cruise ships. Proshare proudly emerges as the trailblazing national brand to receive international orders from luxury cruise lines for desalination RO membranes, marking a significant milestone.
AComplete Water Treatment Plant for Generating Ultra-pure Water in the Semiconductor Industry
In the high-stakes world of electronic-grade ultra-pure water desalination, only a select few brands meet the extraordinary demands of the industry.
Harnessing Proshare's revolutionary TFN membrane technology and the vast expertise of the TsingXi team in water treatment, our comprehensive plant delivers pure water solutions with exceptional salt, boron, and TOC rejection. This system sets the benchmark for the semiconductor industry's stringent water purity standards.
This triumph enabled us to secure a prestigious electronic ultra-pure water treatment project from a leading Japanese company, marking another feather in our cap.
ProshareTailor-made TFN Special Acid-resistant and High-pressure Membranes for Wastewater Treatment in Petrochemical/Refining, Achieving Truly Zero Liquid Discharge
Proshare Tailor-made TFN special acid-resistant and high-pressure membranes, meticulously designed forwastewater treatment in complex ammonium sulphate desulphurisation processes. Achieving concentration levels up to 40 times, with ammonium sulphate concentrations ≥ 20%, significantly reduces energy expenditures for subsequent evaporation and crystallization, resulting in remarkable cost efficiency. The water produced adheres to the Q/SH 0628.2-2014 standard for circulating water make-up of China Petroleum and Chemical Corporation, ensuring zero wastewater discharge and sustainable practices.
This outstanding innovation has triggered a surge of orders from affiliated subsidiaries, underscoring the solution's extraordinary appeal.
This pioneering membrane technology is also ideal for handling other high-temperature, highly acidic wastewater scenarios involving ammonium sulphate, in industries such as energy, refining, chemical, and metallurgy. The latest ammonia desulphurization advancements, bolstered by carbon capture, endorse new energy consumption patterns and foster the evolution of a green industry chain in line with national 'dual-carbon policy' objectives.
Proshare TFN-SEP Customized NF Membrane Dramatically Boosts Lithium Permeate Rate up to 96.6%, Retention Rate of Mg2+ > 99%, Retention Rate Ca2+ > 98%
Technical Bottlenecksin Membrane Separation (Nanofiltration/Reverse Osmosis) for Lithium Extraction from Salt Lakes, challenged by membranefouling,lowsThe electrical efficiency currently stands below 80%, showcasing a promising potential for further enhancement and optimization.HighenergyConsumption could account for approximately 30%-40% of the total operational costs, underlining a significant opportunity for cost-saving innovations.ShortMembranelifespan is projected at 2-3 years, providing a consistently reliable and robust solution for diverse applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
has demonstrated exceptionalperformanceData in a pivotal lithiumextraction project nestled in thepristine Lakkor Tso Salt Lake , Tibet, China:
By harnessing a streamlined 2-stage Nanofiltrationsystem coupled with a 1-stage RO process, we achieve production water with Mg2+ concentrations at 2.9mg/L and Ca2+ at 2.25mg/L. The superior retention rate for Mg2+ exceeds 99%, while Ca2+ retention surpasses 98%. Furthermore, the lithiumpermeate rate impressively reaches 96.6%, with flux levels nearing 20LMH under a steady operating pressure of 1MPa.Our proven membrane technology stands out as both environmentally sustainable and economically viable, significantly boosting product purity and quality.
ProshareRevolutionizing Reverse Osmosis: Our Team's Technological Breakthrough
ProshareOur forward-thinking team has achieved a remarkable breakthrough with the creation of state-of-the-art reverse osmosis membranes. By leveraging the remarkable capabilities of polymer interface nano-self-assembly technology, we've shattered the conventional limitations inherent in traditional membrane development, leading to two extraordinary advancements:
Ultra-Thin Separation Layer: A Technological MarvelBy masterfully employing polymer interface nanotechnology, our experts have crafted a separation layer that is at least threefold thinner than conventional polyamide thin films, which were previously limited to 100 nm. This unprecedented reduction in thickness significantly boosts water flux, resulting in a profound improvement in permeability.
Performance Taken to New HeightsThrough the introduction of nanoparticles alongside specialized hydrophilic polymers, we have made pioneering advancements in enhancing the membrane's hydrophilicity, anti-fouling properties, durability, and resistance to oxidation.
When compared to traditional polyamide reverse osmosis membranes,Proshareleads the charge with pioneering breakthroughs across four crucial dimensions:
Self-Assembled Nanocomposite Films: Precision at the Nanoscale
By harmonizing nano-scale precision control with nano-doping modification, we enable the creation of ultra-thin, meticulously structured separation layers using polymer interface nanotechnology. This groundbreaking approach surpasses the limitations in thickness uniformity and material diversity traditionally found in polyamide membranes.
Heightened Water Flux and Energy Savings
Through the strategic optimization of the layer-by-layer self-assembly process, we have expertly controlled the functional layer thickness, achieving an astounding 3x reduction compared to traditional membranes. This deliberate evolution culminates in over three times higher water flux and a 30% reduction in energy consumption.
Advanced Polymer Materials with Unmatched Chemical Stability
Our approach deviates from the use of polyamide by adopting advanced hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids. These next-generation materials exhibit exceptional resistance to oxidation (withstanding exposure to 10 ppm of chlorine) and pH stability (maintaining stability across a pH range of 1 to 12).
Pioneering Anti-Fouling Surface Engineering
Our superhydrophilic surface, engineered with a contact angle of less than 10° and reinforced by nanoparticles, dramatically reduces the likelihood of organic fouling by 50%. This innovative design extends the interval between chemical cleanings from 3 months to 6 months, while reducing maintenance costs by 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. stands proudly as a beacon of innovation and technological excellence in the rapidly advancing world of water purification. This esteemed national high-tech enterprise is at the forefront of pioneering breakthroughs in third-generation thin-film nanocomposite (TFN) membranes. These cutting-edge membranes are meticulously engineered for optimizing reverse osmosis (RO), nanofiltration (NF), and other essential material separation processes. Founded in the dynamic year of 2017 by visionary overseas-returned doctoral experts, under the exemplary leadership of the distinguished Dr. Lin Xiaofeng-recipient of prestigious national-level talent accolades-Proshare Innovation has carved its niche as the singular domestic producer of TFN membranes in China.
Core Competencies
Technological Innovation: As vanguards of the industry, we have masterfully integrated TFN technology into nanofiltration membranes, establishing complete sovereignty in research and development. Our cutting-edge facilities ensure the localization of both membrane production and the equipment utilized, setting unprecedented standards across the industry.
Intellectual Property: Our impressive arsenal of over 31 patents showcases membrane performances that not only meet but exceed international benchmarks, effectively substituting foreign-dominated products and creating new industry paradigms.
Production Capacity: We proudly operate a sophisticated 2,000 m² R&D facility alongside an expansive15,000 m² production base, equipped to accommodate the escalating demand for our groundbreaking solutions.
Funding: Our financial foundation and growth trajectory are robustly reinforced, thanks to the successful closure of Pre-A Round (2023) and A Round (January 2025) financing, significantly supported by the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Our position as a preferred supplier to prestigious listed environmental engineering firms and state-owned enterprises highlights our market leadership and the unwavering trust our esteemed clients place in us.
Leadership:Dr. Lin Xiaofeng, an esteemed Ph.D. graduate from the illustrious University of Strasbourg in France, is a recipient of numerous awards, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent accolades. Under his visionary direction, the company's R&D pursuits in TFN membrane industrialization are consistently trailblazing new paths.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: We provide comprehensive water treatment solutions that are transforming the industry landscape.
Our state-of-the-art Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and holistic water treatment systems deliver unrivaled solutions for customers seeking the pinnacle of technological innovation.
A: Customization capabilities
Our expertly tailored solutions, backed by national specialist teams and the prestigious Tsinghua University Suzhou Environmental Innovation, cater to the unique needs of our customers, ensuring bespoke solutions.
A: Ensuring quality and delivering worth.
Our top-tier solutions not only guarantee excellence,but also offer a substantial return on investment (ROI) for our clients. We provide comprehensive training, unwavering support, and unparalleled services, extending our local expertise to a global stage.Our strategy includes delivering holistic training, robust support, and unmatched services, harnessing our local expertise on an international platform.
A: Collaborating with our customers
We draw profound inspiration from our customers, who tirelessly work to provide the invaluable gift of clean water. Together, we endeavor to create a world enhanced by innovative water solutions, ensuring a brighter and more sustainable future.
(2) Q: Are you a manufacturer or Trade Company?
A: As a leading professional manufacturer with a dedicated International Trade Department, we possess an unparalleled understanding of customer needs, enabling us to offer highly competitive pricing that is tailored to meet diverse market demands.
(3) Q: How's the after-sale service?
A: Our seasoned engineers are always at the ready to provide exceptional on-site service overseas, ensuring uninterrupted support with seamless assistance from our merchandiser's astute supervision and expert translation services.
(4) Q: How about the quality?
A: We uphold the highest standards of quality assurance, sourcing our primary sub-assemblies and raw materials from top-tier industry leaders. With key components masterfully crafted by our skilled in-house team, we ensure a meticulous assembly line and stringent quality testing that consistently meets and exceeds rigorous industry benchmarks.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Experience unrivaled peace of mind with our all-encompassing 1-year warranty that complies with International standards. Our proactive online support team is available around the clock, every day of the year, to ensure your inquiries about our machines are addressed with speed and precision.
(6) Q: Certification?
A: Tsingxi proudly stands as a prestigious company, holding esteemed ISO9001, ISO14001, and ISO45001 certifications. Our products are meticulously engineered to meet the exacting technical standards of 3C and CE, with each product officially certified by the authoritative Industry Administration Authority. We are unwavering in our commitment to upholding the pinnacle of quality and safety.Tsingxi is resolutely committed to its mission of evolving into a powerhouse high-tech entity within the dynamic global water treatment market, continually setting new benchmarks for innovation and reliability.
){kind=link}