PSI MEMBRANE® Thin Film Nanocomposite (TFN)
Loose Nanofiltration or Compact Ultrafiltration Membrane
UNF TFN Series Harnessing the groundbreaking Thin Film Nanocomposite (TFN) technology, our UNF series exemplifies advanced membrane engineering. Featuring a nano-scale, ultra-thin hydrophilic coating, these membranes set a new standard in anti-fouling performance. Experience flux rates that soar to four times the efficiency of traditional TFC membranes, all while maintaining operational pressures at a remarkable 50% lower rate. Truly, they are the quintessential upgrade from conventional TFC membranes, revolutionizing water treatment technology.
Key Features:
Precision at its Best Higher
Delivers precision-engineered molecular cutting capabilities, meticulously crafted to align with distinct customer specifications.
Unmatched Efficiency
Revolutionizes product flow rates, achieving up to four times the performance of leading imported brands. This efficiency leap significantly slashes energy consumption and curtails overall project expenditures.
Superior Selective Separation
Exhibits exceptionally high selectivity, efficiently purifying colloidal iron, colloidal silicon, humic acid, and a plethora of other dissolved organic matter (DOM), while seamlessly permitting the transit 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 sectors such as steel & metals, precious metals, chemical, medical, pharmaceutical, and the expansive food & petrochemical industries benefit immensely.
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 ensure peak performance, our permeate flow rate and stabilized salt rejection are rigorously validated based on these stringent standard conditions:
NF membrane conditions (2000ppm MgSO4, 0.48 MPa, 25ºC, with a 15% recovery rate), RO membrane runs (utilizing 2000ppm NaCl solution,
1.55 MPa, 25ºC, maintaining a 15% recovery) before any hot water sanitation procedures.
2. Please be mindful, the permeate flow variation range is +/-15%, and the ultimate water yield is subject to further variabilities due to
the intricate heat treatment processes 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. has amassed a treasure trove of invaluable experience, offering exceptional and bespoke technical solutions for the industrial sector's quest for the purest water. Our unparalleled expertise shines in addressing the complexities of industrial processes, wastewater treatment and reuse, and resource recycling.
We are actively engaged across a myriad of essential industry sectors such as petrochemicals, mining, lithium extraction from salt lakes, lithium iron phosphate and lithium battery recycling, semiconductors, seawater desalination, reclaimed water, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation industries.
Our proficiency spans diverse applications, including steam boiler feeding, food and beverage industries (encompassing mineral water bottling, soft drinks, juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel companies, alongside many others.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive desalination expertise has been effectively implemented in water desalination for civil use at hotels and touristic resorts. Recognizing the critical need for fresh water, our R.O. seawater or brackish water desalination solutions offer a reliable and sophisticated answer to meet the burgeoning demands of rapidly expanding tourist locales.
Municipal and Civil Use
We are committed to delivering innovative, scalable, and eco-friendly solutions for the efficient and sustainable treatment of wastewater and effluents. Our comprehensive portfolio, featuring patented technologies and supported by national-level experts and scientific research institutions, assures municipalities of the highest compliance with stringent health and environmental standards. We are dedicated to the ongoing enhancement of our sanitation systems, driven by systematic, real-time feedback from our field engineers.
Our profound expertise in sewage treatment forms the bedrock of our ability to empower you in achieving your sustainable development goals. As a leader in sustainable development, we present a diverse array of solutions, including:
Cutting-edge Sanitation technologies.
Innovative Recovery of Reusable Materials from Wastewater.
Farming Applications
For ensuring optimal animal health and productivity for cattle, chickens, sheep, and pigs, water quality is as vital as quantity. Premium water quality is fundamental in facilitating desired growth and maximizing animal performance.
Farm water sources include water wells, civil water networks, and sometimes rivers or other surface sources, each bearing unique characteristics.
Apart from the chlorine-treated civil network water, other sources often have high levels of dissolved and suspended solids and pathogens. Reverse osmosis technology stands out as the most effective method to mitigate these contaminants. It is crucial for farm water, particularly from non-civil sources, to undergo technological treatment to reduce harmful substances, ensuring animal safety and well-being.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, the realm of desalination membranes for international luxury cruise liners has been dominated by renowned global entities. These majestic vessels voyage through diverse waters, which often feature fluctuating salinity and temperature. Proshare's cutting-edge membranes are designed to adapt flawlessly to such varied conditions, ensuring a reliable and consistent water supply that meets the rigorous standards required by these ocean giants.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have redefined industry norms, offering not only an unparalleled desalination rate but also unmatched stability in water production. These membranes have exceeded the demanding water quality criteria set for cruise ships, providing exceptional performance for the most opulent fleets.
This remarkable breakthrough led to a sweeping replacement of existing desalination membranes across three additional cruise ships. Proshare's success in this venture has cemented its status as the trailblazing national leader in gaining international luxury cruise ship orders for desalination RO membranes.
AComplete Water Treatment Plant for Generating Ultra-pure Water in the Semiconductor Industry
The meticulous demand for electronic-grade ultra-pure water, particularly within membrane desalination, sets a high bar that only a select few brands can achieve.
Harnessing the power of Proshare's innovative TFN membrane technology alongside the TsingXi team's profound water treatment expertise, our comprehensive water treatment plant delivers elite pure water solutions. This system showcases superior rejection capabilities for salts, boron, and TOC, meeting the semiconductor sector's stringent water quality demands.
This achievement has successfully empowered us to secure a pivotal electronic ultra-pure water treatment project with an esteemed Japanese listed corporation.
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, specifically engineered forwastewater treatment in ammonium sulphate desulphurisation processes, have achieved an impressive concentration level up to 40 times, with an ammonium sulphate concentration of ≥ 20% in the concentrated water. This advancement significantly curtails energy consumption for subsequent evaporation and crystallization, resulting in considerable cost efficiency. The water produced aligns with the Q/SH 0628.2-2014 corporate standard for circulating water make-up water of China Petroleum and Chemical Corporation, ensuring zero wastewater discharge.
This extraordinary achievement has led to a surge of orders from other subsidiaries within the group.
This innovative membrane technology is versatile, extending its applicability to other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, including in sectors such as energy, refining, chemical, and metallurgy. The latest advancements in ammonia desulphurization technology, paired with carbon capture, bolster new energy consumption and foster a green industry chain, in harmony 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,lowsElectrical efficiency stands at under 80%, presenting a golden opportunity for enhancement and optimization, unlocking untapped potential for superior performance.HighenergyConsumption could constitute roughly 30%-40% of the total operational cost, underscoring a prime opportunity for groundbreaking cost-saving innovations.ShortMembranelifespan is estimated at 2-3 years, ensuring a robust and dependable solution for a plethora of applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
has exhibited exceptionalperformanceData in a pivotal lithiumextraction project nestled within thepristine Lakkor Tso Salt Lake , Tibet, China:
Utilizing an innovative 2-stage Nanofiltrationprocess coupled with a 1-stage RO, we attain production water with an Mg2+ concentration at just 2.9mg/L and Ca2+ at 2.25mg/L. Boasting a remarkable retention rate for Mg2+ at over 99% and Ca2+ at over 98%. Plus, the lithiumpermeate rate impressively stands at 96.6%, while the flux approaches nearly 20LMH under an efficient operating pressure of 1MPa.Our state-of-the-art membrane technology is both eco-friendly and cost-effective, distinctly elevating product purity and quality to new heights.
ProshareTeam's Breakthrough in Next-Generation Reverse Osmosis Membrane Technology
ProshareOur team has pioneered an innovative breakthrough with the development of cutting-edge reverse osmosis membranes. Harnessing the power of polymer interface nano-self-assembly technology, we have overcome the typical barriers faced in traditional membrane development with two groundbreaking advancements:
Ultra-Thin Separation Layer: Through the sophisticated application of polymer interface nanotechnology, our team has achieved the remarkable feat of crafting a separation layer that is at least three times thinner than conventional polyamide thin films, which were previously constrained to 100 nm. This revolutionary reduction in thickness significantly amplifies water flux, leading to a dramatic enhancement in permeability, setting a new standard in the industry.
Enhanced Performance: By ingeniously integrating nanoparticles alongside specialized hydrophilic polymers, we have achieved groundbreaking strides in boosting the membrane's hydrophilicity, anti-fouling capabilities, durability, and resistance to oxidation, ensuring superior performance and extended lifespan.
Compared to traditional polyamide reverse osmosis membranes,Proshare's innovation manifests in breakthroughs across four pivotal aspects:
Self-Assembled Nanocomposite Films
The fusion of nano-scale precision control with nano-doping modification paves the way for the formation of ultra-thin, meticulously ordered separation layers through polymer interface nanotechnology. This revolutionary method transcends the constraints in thickness uniformity and material diversity found in conventional polyamide membranes, ushering in a new era of efficiency and reliability.
Enhanced Water Flux and Energy Efficiency
By meticulously optimizing the layer-by-layer self-assembly process, we have precisely regulated the functional layer thickness, achieving a remarkable 3x reduction compared to traditional membranes. This strategic evolution results in >3x higher water flux and 30% lower energy consumptionthus enhancing operational efficiency and reducing costs.
Novel Polymer Materials with Superior Chemical Stability
In a departure from polyamide, our team employs advanced hydrophilic polymers (e.g., modified polysulfones) and ceramic-organic hybrids. These pioneering materials exhibit exceptional oxidation resistance (withstanding 10 ppm chlorine exposure) and pH tolerance (stabilizing within the 1-12 pH range), enhancing longevity and robustness.
Anti-Fouling Surface Engineering
Our superhydrophilic surface, crafted with a contact angle less than 10° and fortified by nanoparticle reinforcement, significantly reduces the propensity for organic fouling by 50%. This incredible innovation prolongs chemical cleaning cycles from 3 months to 6 months while slashing maintenance costs by 40%, delivering unparalleled value to our users.
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. shines as a beacon of innovation in the world of water purification. This esteemed national high-tech enterprise is devoted to trailblazing advancements in third-generation thin-film nanocomposite (TFN) membranes, crafted specifically for reverse osmosis (RO), nanofiltration (NF), and other crucial material separation applications. Founded in the dynamic year of 2017 by visionary overseas-returned doctoral experts, under the guidance of the illustrious Dr. Lin Xiaofeng-who has received national-level talent accolades-Proshare Innovation stands alone as China's exclusive domestic producer of TFN membranes.
Core Competencies
Technological Innovation: As trailblazers in the field, we have seamlessly incorporated TFN technology into nanofiltration membranes, achieving full independence in research and development. Our cutting-edge facilities ensure the localization of both membrane manufacturing and the equipment utilized, setting industry benchmarks anew.
Intellectual Property: With an impressive portfolio of over 31 patents, our membrane performance not only aligns with but surpasses global standards, effectively replacing formerly monopolized foreign products and establishing new industry norms.
Production Capacity: We proudly operate a sophisticated 2,000 m² R&D facility complemented by a spacious15,000 m² production base, equipped to satiate the swelling demand for our cutting-edge solutions.
Funding: We have triumphantly closed Pre-A Round (2023) and A Round (January 2025) financing, robustly supported by Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital, fortifying our financial foundation and growth trajectory.
Market Recognition: Our role as a preferred supplier for distinguished listed environmental engineering firms and state-owned enterprises highlights our market leadership and the trust our clients place in us.
Leadership:Dr. Lin Xiaofeng, an eminent Ph.D. graduate from the renowned University of Strasbourg in France, has been duly acclaimed with numerous awards, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent accolades. Under his dynamic leadership, the company's R&D pursuits in TFN membrane industrialization continue to break new ground.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A: We provide comprehensive water treatment solutions that are transforming the industry.
Our innovative Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and all-encompassing water treatment systems offer unrivaled solutions for customers seeking state-of-the-art technology.
A: Customization capabilities
Our solutions are expertly backed by national specialist teams and the renowned Tsinghua University Suzhou Environmental Innovation, ensuring tailored solutions for unique customer needs.
A: Ensuring quality and delivering worth.
Our premier solutions not only assure excellence,but they also provide an exceptional return on investment (ROI) for our clients. We offer exhaustive training, support, and services, extending our local expertise to the global stage.Our approach is to deliver comprehensive training, robust support, and unparalleled services, leveraging our local expertise on a global platform.
A: Collaborating with our customers
We derive inspiration from our customers, who tirelessly work to deliver the priceless 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 distinguished professional manufacturer equipped with our own International Trade Department, we possess an unparalleled insight into customer expectations, allowing us to consistently offer highly competitive pricing that meets and exceeds global market demands.
(3) Q: How's the after-sale service?
A: Our team of dedicated engineers is available to provide on-site service overseas, ensuring seamless and efficient support. This is further enhanced by our proficient merchandiser's supervision and top-tier translation services, guaranteeing smooth communication and exceptional service delivery.
(4) Q: How about the quality?
A: Our unwavering commitment to quality assurance is exemplified by sourcing primary sub-assemblies and raw materials from the industry's top-tier companies. Our specialized in-house team meticulously develops key components, resulting in a professional assembly line and rigorous quality testing that consistently meets the highest industry standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Experience unparalleled peace of mind with our all-encompassing 1-year warranty, meticulously crafted to align with International standards. Our dedicated online support team stands ready 24/7 to ensure all your inquiries about our machine are addressed with utmost precision and urgency.
(6) Q: Certification?
A: With immense pride, Tsingxi holds prestigious ISO9001, ISO14001, and ISO45001 certifications. Our products are meticulously crafted to meet the stringent technical standards of 3C and CE. Every product we offer is officially certified by the Industry Administration Authority, underscoring our commitment to maintaining the pinnacle of quality and safety.Tsingxi is steadfast in its mission to emerge as a formidable high-tech powerhouse within the dynamic global water treatment market, consistently setting new benchmarks for innovation and reliability.
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