PSI MEMBRANE® Thin Film Nanocomposite (TFN)
Loose Nanofiltration or Compact Ultrafiltration Membrane
UNF TFN Series Our UNF series, crafted with cutting-edge Thin Film Nanocomposite (TFN) technology, champions an advanced nano-level, ultra-thin hydrophilic coating that excels in anti-fouling capabilities. These membranes not only promise exceptional durability and performance but also deliver flux rates that outshine conventional TFC membranes by fourfold, all while maintaining at least 50% lower pressure. They stand as the ideal upgrade for replacing traditional TFC membranes.
Key features:
Precision at its Best Higher
Delivers unparalleled precision with multiple cutting molecules, meticulously customized to fulfill each customer's unique needs with utmost accuracy.
Unmatched Efficiency
With the ability to achieve product flow rates up to four times higher than leading imported brands, these membranes drastically cut down on energy consumption and project-related costs.
Superior Selective Separation
Exhibits extraordinary selective performance, effectively filtering out most colloidal iron, colloidal silicon, humic acid, and other dissolved organic matter (DOM) while permitting 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)
Industrial resource recovery and recycling, serving sectors such as steel & metals, precious metals, chemical, medical, pharmaceutical, food & 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. For optimal performance, the permeate flow rate and stabilized salt rejection are determined under strictly tested standard conditions, which include:
NF membrane (2000ppm MgSO4, 0.48 MPa, 25ºC, 15% recovery), RO membrane (2000ppm NaCl solution,
1.55 MPa, 25ºC, 15% recovery) prior to subjecting the system to any hot water disinfection processes.
2. Be advised, the permeate flow variation range is +/-15%, and the final water yield can further fluctuate due to
the specific heat treatment processes applied.
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
ProshareProshare Innovation Suzhou Co., Ltd. stands at the pinnacle of excellence, having amassed unparalleled expertise in offering bespoke technical solutions that specifically address the industrial sector's quest for pristine water. Whether your needs involve complex industrial processes, wastewater treatment and reuse, or resource recycling, trust in our unmatched proficiency to deliver unrivaled results.
Our active participation spans a wide range of critical industry sectors. From petrochemical to mining, from lithium extraction in salt lakes to the intricate realms of lithium iron phosphate and lithium battery recycling, our reach extends to semiconductors, seawater desalination, reclaimed water, leachate management, synthetic biology, copper foil production, the pharmaceutical industry, and power generation, all of which reflect our relentless commitment and versatility.
Our extensive know-how covers an impressive variety of applications, including steam boiler feeding, the dynamic food & beverage sector (encompassing mineral water bottling, soft drinks, juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel companies, among a host of others.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's deep-rooted expertise in desalination technology shines brightly in the domain of water desalination for civil use, particularly within hotels and touristic resorts. As the demand for fresh water soars in these burgeoning locales, our sophisticated R.O. sea water and brackish water desalination solutions offer a dependable, cutting-edge response to the infrastructural imperatives of the hospitality industry.
Municipal and Civil Use
Our unwavering pledge is to pioneer innovative, scalable, and eco-friendly solutions for the effective and sustainable treatment of wastewater and effluents. By incorporating patented technologies and leveraging partnerships with national-level experts and scientific research institutions, we guarantee municipalities unparalleled compliance with stringent health and environmental standards. Our systems are continuously enhanced through systematic, real-time feedback from our adept field engineers.
Our extensive expertise in sewage treatment forms the bedrock of our ability to empower your journey towards sustainable development goals. As trailblazers in this field, we deliver an impressive spectrum of solutions, including:
Cutting-edge Sanitation technologies that redefine industry standards.
Innovative strategies for the Recovery of Reusable Materials from Wastewater, promoting circular economy principles.
Farming Applications
Ensuring top-tier water quality is an essential factor in optimizing animal health and productivity, benefiting a variety of livestock, including cattle, chickens, sheep, and pigs. The superior quality of water is crucial in fostering desired growth and maximizing animal performance.
Farm water sources can vary widely, originating from water wells, civil water networks, and occasionally from rivers and other surface sources, each bearing unique characteristics.
While chlorine-treated civil network water is generally safe, other sources often contain high levels of dissolved and suspended solids and pathogens. Reverse osmosis technology emerges as the premier solution for mitigating these contaminants. It is crucial for farm water, especially those sourced outside civil networks, to undergo technological treatments to reduce harmful substances, safeguarding the health and wellness of the animals.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, the domain of desalination membranes for international luxury cruise ships has been dominated by established global brands. As these majestic vessels journey through diverse waters, the salinity and temperature of the feed water can vary drastically, demanding membranes that exhibit unparalleled adaptability to diverse conditions. Proshare's cutting-edge membranes guarantee consistent, high-quality water production, perfectly aligning with the stringent needs of ocean-going vessels, even in the face of these challenging conditions.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have redefined excellence with their superb desalination rate and unwavering water production stability. These state-of-the-art membranes have exceeded the rigorous cruise ship water quality standards, ensuring unmatched performance for luxury liners.
This remarkable achievement led to a significant replacement of existing desalination membranes across three more cruise ships. Proshare's success in this venture firmly establishes it as a trailblazing national brand, securing prestigious international luxury cruise ship orders for desalination RO membranes.
AComplete Water Treatment Plant for Generating Ultra-pure Water in the Semiconductor Industry
The demand for electronic-grade ultra-pure water, especially in the realm of membrane desalination, is incredibly stringent, with only an elite selection of brands able to meet these rigorous standards.
Harnessing Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant offers pure water equipment solutions that exhibit superior rejection of salts, boron, and TOC. This system's water production meets the exacting water requirements of the semiconductor industry.
This successful outcome paved the way for us to secure the prestigious electronic ultra-pure water treatment project from a renowned Japanese listed company.
ProshareTailor-made TFN Special Acid-resistant and High-pressure Membranes for Wastewater Treatment in Petrochemical / Refining, Achieving Truly Zero Liquid Discharge
Proshare Specially engineered TFN acid-resistant and high-pressure membranes, optimized forwastewater treatment in ammonium sulphate desulphurisation processes, achieved a concentration level up to 40 times with an ammonium sulphate concentration of ≥ 20% in the concentrated water. This dramatically reduces energy consumption for subsequent evaporation and crystallization, providing substantial cost savings. The water produced adheres to the corporate standard Q/SH 0628.2-2014 for circulating water make-up of China Petroleum and Chemical Corporation, ensuring zero wastewater discharge.
This outstanding result has triggered a wave of successive orders from other subsidiaries within the group.
This membrane technology is also applicable to other high-temperature, highly acidic wastewater scenarios with ammonium sulphate, encompassing industries like energy, refining, chemical, and metallurgy. The latest advancements in ammonia desulphurization technology, paired with carbon capture, champion new energy consumption and the evolution of a green industry chain, aligning seamlessly with the national 'dual-carbon policy.'
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 Bottlenecksof Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membranefouling,lowsWhile the current electrical efficiency is below 80%, this opens up exciting opportunities for significant growth and optimization.HighenergyConsumption represents approximately 30%-40% of total operational costs, signifying a prime opportunity for innovative cost-saving solutions.ShortMembranelifespan is projected at 2-3 years, providing a robust and lasting solution tailored for a variety of applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
has consistently demonstrated superiorperformanceData in a crucial lithiumextraction project exquisitely located in thepristine Lakkor Tso Salt Lake , nestled in the stunning terrain of Tibet, China:
Employing an efficient 2-stage Nanofiltrationprocess combined with a 1-stage RO, we achieve production water enriched with Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L. The retention rate for Mg2+ is impressively above 99%, and Ca2+ retention exceeds 98%. Moreover, the lithiumpermeate rate impressively reaches 96.6%, with the flux achieving nearly 20LMH under an operating pressure of 1MPa.Our cutting-edge membrane technology is both environmentally and economically sustainable, greatly enhancing product purity and quality standards.
ProsharePioneering Team's Breakthrough in Trailblazing Next-Generation Reverse Osmosis Membrane Technology
ProshareOur team has achieved a groundbreaking innovation, pushing the boundaries with our cutting-edge reverse osmosis membranes. By leveraging the transformative power of polymer interface nano-self-assembly technology, we've shattered traditional development barriers with two revolutionary breakthroughs:
Ultra-Thin, Precision Separation Layer: Masterfully applying polymer interface nanotechnology, our team has engineered a separation layer that is at least three times thinner than the conventional 100 nm polyamide thin films. This revolutionary advancement significantly boosts water flux, resulting in a dramatic increase in permeability.
Enhanced Performance with Advanced Materials: Through the integration of nanoparticles and specialized hydrophilic polymers, we've made unprecedented advancements in enhancing the membrane's hydrophilicity, anti-fouling properties, longevity, and oxidation resistance.
When compared to traditional polyamide reverse osmosis membranes,Proshare's innovative technology delivers breakthroughs across four crucial dimensions:
Self-Assembled High-Precision Nanocomposite Films
The combination of nano-scale precision control and nano-doping modification unlocks the creation of ultra-thin, meticulously ordered separation layers using polymer interface nanotechnology. This pioneering approach surpasses the limitations of thickness uniformity and material variety found in traditional polyamide membranes.
Enhanced Water Flux Coupled with Outstanding Energy Efficiency
By expertly refining the layer-by-layer self-assembly process, we have precisely calibrated the functional layer thickness, achieving an astounding 3x reduction compared to traditional membranes. This strategic advancement results in >3x higher water flux and 30% reduced energy consumption.
Innovative Polymer Materials Offering Superior Chemical Stability
Departing from traditional polyamide, our team utilizes state-of-the-art hydrophilic polymers (e.g., modified polysulfones) and ceramic-organic hybrids. These advanced materials exhibit superior oxidation resistance (withstanding exposure to 10 ppm chlorine) and pH resilience (remaining stable across a 1-12 pH spectrum).
Advanced Anti-Fouling Surface Engineering
Boasting a superhydrophilic surface with a contact angle below 10° and reinforced by nanoparticles, our innovation reduces organic fouling risk by 50%. This prolongs chemical cleaning intervals from 3 to 6 months and cuts down maintenance costs by 40%.
Health & Safety Management System Certificate Environmental Management System Certificate ISO 9001 Quality System Certificate Proshare Innovation Suzhou Co., Ltd. shines as a beacon of unrivaled excellence, epitomizing our steadfast commitment to attaining the zenith of industry standards. Our prestigious certifications are a testament to our robust health and safety management system, our unwavering dedication to environmental preservation, and our steadfast compliance with ISO 9001 quality management protocols. This illustrious trifecta of certifications not only underscores our proactive stance on comprehensive management systems but also solidifies our promise to deliver products and services of superior quality and unmatched reliability.
Invention Patent of Membranes Production Invention Patent of Multi-Layer RO Membrane Utility Model Patent Certificates At Proshare Innovation Suzhou Co., Ltd., innovation is far more than a mere buzzword-it's our enduring legacy. Our remarkable portfolio of patents epitomizes our relentless pursuit of technological advancement and excellence. From groundbreaking innovations in membrane production to the cutting-edge development of multi-layer RO membranes, our patents stand as a testament to our leadership in driving forward the frontiers of cutting-edge technologies. As pioneers, we are constantly reshaping the future landscape of the industry with our inventive spirit and ingenious solutions, leading the charge towards a brighter and more advanced tomorrow.
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 premier manufacturer complemented by our own International Trade Department, we are uniquely positioned to understand the diverse needs of our customers. This insight allows us to offer competitive pricing that sets us apart in the industry.
(3) Q: How's the after-sale service?
A: Our team of dedicated engineers ensures that support is never far away, providing on-site service overseas. This seamless service is bolstered by the vigilant supervision of our merchandisers and the precision of our expert translation services, guaranteeing clarity and satisfaction.
(4) Q: How about the quality?
A: Our commitment to quality is unwavering, with a robust quality assurance system. We source main sub-assemblies and raw materials exclusively from top-tier industry leaders. Our expert team develops key components in-house, ensuring a professional assembly line is followed by rigorous quality testing, all aligning with the most stringent standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Experience unmatched peace of mind with our extensive 1-year warranty, conforming to International standards. With a dedicated online support team available around the clock, your queries about our machine are resolved instantaneously, ensuring you receive unwavering support whenever needed.
(6) Q: Certification?
A: We take pride in Tsingxi's esteemed status as a holder of ISO9001, ISO14001, and ISO45001 certifications. Our meticulously designed products not only meet but exceed the rigorous technical standards of 3C and CE certifications. Each product is officially certified by the Industry Administration Authority, embodying our commitment to supreme quality and safety.Tsingxi remains steadfast in its quest to evolve as a formidable high-tech powerhouse within the ever-evolving global water treatment market, establishing new benchmarks for innovation, reliability, and excellence.
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