PSI MEMBRANE® Thin Film Nanocomposite (TFN)
Loose Nanofiltration or Compact Ultrafiltration Membrane
UNF TFN Series Experience the future of filtration with our state-of-the-art UNF series, featuring cutting-edge Thin Film Nanocomposite (TFN) technology. This series showcases nano-level, ultra-thin hydrophilic coatings that elevate anti-fouling capabilities. These advanced membranes exhibit flux rates that are four times superior to traditional TFC membranes, all while reducing operational pressure by a remarkable 50%. They stand as an ideal, high-performance alternative to conventional membrane solutions.
Key features:
Precision at its Best Higher
Engineered for excellence, this system offers precise molecular cutting tailored to exact customer specifications, ensuring exceptional performance.
Unmatched Efficiency
Delivering unparalleled efficiency, these membranes achieve flow rates up to four times greater than leading imported brands, drastically cutting energy use and minimizing project expenditures.
Superior Selective Separation
Exemplifying superior selectivity, our membranes efficiently eliminate colloidal iron, silicon, humic acids, and various dissolved organic substances (DOM), while seamlessly allowing 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)
Industrial resource recovery and recycling, including sectors like steel & 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. For peak performance, permeate flow rate and stabilized salt rejection are gauged under strictly controlled 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 initiating any hot water disinfection processes.
2. Be advised, the permeate flow variation range is +/-15%, and the final water yield may face further 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. stands as a beacon of technological brilliance in the industrial sector, boasting an impressive arsenal of technical solutions meticulously crafted to meet the insatiable demand for ultra-pure water. From complex industrial processes and wastewater treatment to resource recycling, our expertise remains unparalleled.
Engaging across a spectrum of vital industry sectors, we specialize in petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductors, seawater desalinization, reclaimed water, leachate management, synthetic biology, copper foil, pharmaceuticals, and power generation. Our expansive reach and proficiency are testament to our commitment to innovation.
Our adept knowledge covers a broad range of applications: steam boiler feeding, food & beverage industries (from mineral water to juice bottling), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel companies. Our solutions are versatile and attuned to your industrial needs.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's unmatched expertise in desalination technology is a cornerstone for civil water supply in hotels and tourist resorts. Acknowledging the vital role of fresh water for these venues, our sophisticated R.O. sea water and brackish water desalination solutions offer a dependable answer to the escalating demands of burgeoning tourist destinations.
Municipal and Civil Use
Our mission is to pioneer innovative, scalable, and eco-conscious solutions that redefine wastewater and effluent treatment. Our diverse portfolio, enriched with patented technologies and backed by national experts and scientific institutions, guarantees that municipalities adhere to the highest health and environmental benchmarks. We relentlessly pursue the advancement of our sanitation systems, guided by systematic, real-time insights from our adept field engineers.
Our deep-rooted proficiency in sewage treatment forms the bedrock of our capability to help you realize your sustainable development goals. As a vanguard in sustainable development, we present a wide array of pioneering solutions including:
State-of-the-art Sanitation technologies.
Groundbreaking Recovery of Reusable Materials from Wastewater.
Farming Applications
To achieve peak animal health and productivity (for cattle, chickens, sheep, and pigs), the caliber of water is paramount. Premium water quality is a crucial factor influencing optimal growth and maximizing animal performance.
Farm water, sourced from wells, civil networks, or sometimes rivers and other surface origins, comes with unique characteristics. Each presents distinct challenges in water quality management.
Apart from chlorine-treated civil network water, other sources frequently contain high concentrations of dissolved solids, suspended particles, and pathogens. Reverse osmosis technology emerges as the most efficacious solution to mitigate these impurities, ensuring non-civil source water is technologically treated to safeguard animal welfare.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
Historically, the high seas realm of desalination membranes for international luxury cruise liners has traditionally been dominated by renowned global entities. As these majestic ships navigate diverse waters, the fluctuating salinity and temperature of feed water create unique challenges, necessitating membranes with exceptional adaptability to varying conditions. Proshare's cutting-edge membranes deliver unwavering water production consistency, meeting the rigorous demands of ocean-going vessels with steadfast reliability.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have redefined excellence with their unparalleled desalination efficiency and steadfast water production stability. Outperforming the most stringent cruise ship water quality standards, these membranes guarantee superior performance for luxury ocean liners.
This remarkable accomplishment has initiated the replacement of existing desalination membranes across an additional three cruise ships. Proshare's success in this arena firmly positions it as the pioneering national brand to secure orders for desalination RO membranes from international luxury cruise ship enterprises.
AComplete Water Treatment Plant for Generating Ultra-pure Water in the Semiconductor Industry
In the precise domain of electronic-grade ultra-pure water, particularly within the sphere of membrane desalination, the standards are exceedingly high, with only a select few brands rising to the challenge of these rigorous criteria.
By harnessing Proshare's revolutionary TFN membrane technology alongside the TsingXi team's vast expertise in water treatment, our comprehensive water treatment plant delivers avant-garde pure water solutions, exhibiting unparalleled rejection rates for salts, boron, and TOC. The resultant water quality impeccably meets the semiconductor industry's stringent demands.
This successful outcome has paved the way for us to secure the prestigious electronic ultra-pure water treatment project from a leading 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 Tailor-made TFN special acid-resistant and high-pressure membranes, masterfully optimized forwastewater treatment in ammonium sulphate desulphurisation processes, have achieved a groundbreaking concentration level, amplifying up to 40 times with an ammonium sulphate concentration of ≥ 20% in the concentrated water. This milestone drastically reduces energy consumption for subsequent evaporation and crystallization, leading to significant cost savings. The water produced meets the corporate standard Q/SH 0628.2-2014 for circulating water make-up water of China Petroleum and Chemical Corporation, ensuring a truly zero wastewater discharge operation.
This outstanding result has triggered a surge of subsequent orders from other subsidiaries within the group, solidifying Proshare's leadership in innovative water solutions.
This membrane technology is equally applicable to various high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, benefiting industries such as energy, refining, chemical, and metallurgy. The latest innovations in ammonia desulphurization technology, synergized with carbon capture techniques, bolster new energy consumption and foster the growth of a sustainable 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%, with a Remarkable Retention Rate of Mg2+ > 99% and Ca2+ > 98%
Technical Bottlenecksof Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes tested by membranefouling,lowsThe electrical efficiency is currently under 80%, presenting a promising opportunity for enhancement and optimization to unlock its full potential.HighenergyConsumption could account for approximately 30%-40% of the overall operational costs, underscoring an avenue for pioneering cost-efficient innovations.ShortMembranelifespan is estimated at 2-3 years, delivering a dependable and lasting solution tailored for diverse applications.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
boasts unparalleledperformanceData from a pivotal lithiumextraction project nestled in thepristine Lakkor Tso Salt Lake , Tibet, China:
By employing a streamlined 2-stage Nanofiltrationprocess along with a 1-stage RO, we achieve production water with Mg2+ at an impressive 2.9mg/L and Ca2+ at 2.25mg/L. The retention rate for Mg2+ exceeds 99%, and Ca2+ is retained at over 98%. Further, the lithiumpermeate rate reaches a remarkable 96.6%, with the flux nearing an exceptional 20LMH under an operational pressure of 1MPa.Our advanced membrane technology is designed to be both environmentally conscious and economically viable, greatly enhancing product purity and ensuring superior quality.
ProshareGroundbreaking Advancements in the Next Generation of Reverse Osmosis Membrane Technology
ProshareOur dedicated team has achieved a remarkable breakthrough in innovative reverse osmosis membrane technology. Leveraging the transformative potential of polymer interface nano-self-assembly technology, we have surmounted the traditional limitations of membrane development through two groundbreaking advancements:
Revolutionary Ultra-Thin Separation Layer: Utilizing the advanced application of polymer interface nanotechnology, our expert team has crafted a separation layer that is extraordinarily thin-at least three times thinner than conventional polyamide thin films, which were previously limited to 100 nm. This innovative reduction in thickness significantly enhances water flux, leading to an unprecedented improvement in permeability.
Superior Enhanced Performance: By integrating nanoparticles with specialized hydrophilic polymers, we have made revolutionary strides in enhancing the membrane's hydrophilicity, anti-fouling capabilities, durability, and oxidation resistance.
Compared to conventional polyamide reverse osmosis membranes,Proshare's technology stands out with breakthroughs across four key elements:
Self-Assembled Nanocomposite Films
The integration of nano-scale precision control with nano-doping modification facilitates the creation of ultra-thin, meticulously ordered separation layers using polymer interface nanotechnology. This pioneering approach transcends the limitations in thickness uniformity and material variety found in traditional polyamide membranes.
Enhanced Water Flux and Energy Efficiency
By carefully optimizing the layer-by-layer self-assembly process, we have precisely managed the functional layer thickness, achieving an extraordinary 3x reduction compared to traditional membranes. This strategic advancement results in >3x increased water flux and 30% lower energy consumption.
Innovative Polymer Materials with Superior Chemical Stability
Moving beyond polyamide, our team utilizes advanced hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids. These state-of-the-art materials boast superb oxidation resistance (withstanding exposure to 10 ppm chlorine) and pH tolerance (stabilizing within a pH range of 1-12).
Advanced Anti-Fouling Surface Engineering
Our exceptionally hydrophilic surface, designed with a contact angle less than 10° and reinforced by nanoparticles, reduces the likelihood of organic fouling by 50%. This innovative feature extends chemical cleaning cycles from 3 months to 6 months, while significantly 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. 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 distinguished manufacturer equipped with our own International Trade Department, we hold a profound comprehension of customer demands and can deliver competitive pricing that stands out in the market.
(3) Q: How's the after-sale service?
A: Our skilled engineers are at your service, offering overseas on-site assistance to ensure flawless support. This is accomplished with the guidance of our proficient merchandisers and expert translation services, ensuring a seamless experience.
(4) Q: How about the quality?
A: Our unwavering quality assurance is rooted in sourcing primary sub-assemblies and raw materials from top-tier companies in the industry. Our elite team develops critical components in-house, guaranteeing an expert assembly line and rigorous quality testing that align with the highest standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Experience unparalleled assurance with our comprehensive 1-year warranty, crafted in adherence to international standards. Our dedicated online support team is accessible 24/7, ensuring all your inquiries about our machine are addressed swiftly and efficiently.
(6) Q: Certification?
A: With pride, Tsingxi is a prestigious company holding ISO9001, ISO14001, and ISO45001 certifications. Our products are intricately designed to meet the demanding technical standards of 3C and CE. Each product we provide is officially certified by the Industry Administration Authority, underscoring our commitment to the pinnacle of quality and safety.Tsingxi remains steadfast in its mission to ascend as a more formidable high-tech entity in the ever-evolving global water treatment market, setting unrivaled benchmarks for innovation and reliability.
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