PSI MEMBRANE® Pro-Acid NF98 Series: High-Pressure, Acid-Resistant MembraneBrilliantly incorporated with cutting-edge Thin Film Nanocomposite (TFN) technology, this advanced membrane is meticulously engineered for the treatment and recycling of demanding wastewater. It embodies high productivity, durability, and a fouling-resistant design that provides industrial users with a trustworthy and extremely efficient solution. This product is pivotal for achieving substantial water recovery in Minimal Liquid Discharge (MLD) systems, efficiently rejecting TDS levels greater than 170,000 mg/L. This offers customers the utmost in operational cost-effectiveness.
Key Features:
Wide pH Working Range 0-12:This acid-resistant, high-pressure membrane is capable of long-term stability and cleaning efficiency across a broad pH range from 0 to 12.
Outstanding Anti-fouling Capabilities:Built with a robust, fouling-resistant TFN membrane, it delivers consistent, reliable long-term performance.
Unparalleled Cost Efficiency:Engineered to reach system reject total dissolved solids (TDS) levels of 170,000 mg/L and effectively minimize concentrate stream volume during standard system operations.
Expert-Level Technical Service:An elite national-level expert team is dedicated to providing clients with top-tier technical support.
Key Applications:
Precisely tailored for industrial acidic wastewater treatment plants. Perfect for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) systems.
Ideal for industrial resource recovery and recycling in sectors such as metals, new energy lithium extraction from lakes, and the chemical & petrochemical industries.
Softening
| Product |
Effective Membrane area
ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate
gpd( m³/d) |
Stable Salt Rejection
(%) |
| Pro-Acid-NF98-8040 |
400(37.2) |
34 |
12000(45.4) |
98 |
| Pro-Acid-NF96-8040 |
400(37.2) |
34 |
18000(68.1) |
96 |
| Pro-Acid-NF92-8040 |
400(37.2) |
34 |
22000(83.2) |
92 |
| Pro-Acid-NF80-8040 |
400(37.2) |
34 |
24000(90.8) |
80 |
| Pro-Acid-NF35-8040 |
400(37.2) |
34 |
36000(139.5) |
35 |
1. The water yield and desalination rates are meticulously evaluated under precise standard test conditions. We utilize 2000 ppm MgSO4 at 580 psi (4.0 MPa) with a temperature of 77 °F (25 °C), achieving 15% recovery for each individual membrane. This ensures unparalleled performance and reliability.
2. The water yield may vary within a range of +/-15%, offering flexibility and adaptability to your specific needs.
Operating Condition:
| Operating Limits |
Unit |
Value |
| Maximum operating pressure |
psi (bar) |
1200(83) |
| Maximum feed water temperature |
°F (°C) |
122(50) |
| Maximum pressure drop |
bar |
1 |
| Continuous operation pH range |
|
0-12 |
| Cleaning PH range |
|
0-13 |
| Maximum feed water SDI15 |
|
5 |
| Maximum influent turbidity |
ntu |
1 |
| Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Having garnered invaluable expertise, Proshare excels in delivering cutting-edge technical solutions to the industrial sector-where pristine, pure water is indispensable for a myriad of industrial processes, including wastewater treatment, reuse, and resource recycling.
Our expertise spans across key industry sectors, notably petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & battery recycling, semiconductor manufacturing, seawater desalination, water reclamation, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation.
In addition, we cater to industries such as steam boiler operations, food & beverage (including mineral water bottling, soft drinks, juices), painting lines, dairy production, ice cream manufacturing, laundries, hospitals, textiles, mechanical industries, and steel companies, ensuring top quality and efficiency.
Municipal and Civil Use
We offer pioneering and scalable solutions to our customers, ensuring the efficient and sustainable treatment of wastewater and effluents. Our extensive portfolio of patented technologies, bolstered by national experts and scientific research institutions, offers peace of mind to municipalities bound by rigorous health and environmental mandates. We commit to continually advancing our sanitation systems, collecting systematic feedback from our field engineers to enhance our offerings.
Our profound sewage treatment expertise is a cornerstone of the services we provide, empowering you to achieve your sustainable development objectives. As a leader in sustainable development, we offer an extensive array of solutions, including:
State-of-the-art sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Leveraging Proshare's expansive expertise in desalination technology, we've innovated in water desalination for civil use, particularly within hotels and tourist resorts. An essential solution, our R.O. seawater or brackish water desalination, ensures robust fresh water supply to meet the escalating demands of expanding tourist areas.
Farming Applications
Water is critical in securing the optimal health and performance of farm animals, such as cattle, chickens, sheep, and pigs. Both water quantity and quality are pivotal in achieving the desired growth and productivity of the livestock.
Water utilized on farms may originate from varied sources like wells, civil water networks, and, less commonly, rivers or surface sources.
While water from civil networks often contains free chlorine, alternative sources are typically laden with dissolved solids, suspended particles, and pathogens. Reverse osmosis technology stands out as the premier method to mitigate these adverse effects. It is imperative that contaminated water undergo technological treatment to diminish harmful substances, safeguarding animal health.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes Engineered for Wastewater Treatment in Petrochemical / Refining, Truly Achieving Zero Liquid Discharge
Proshare Tailor made TFN special acid-resistant and high-pressure membrane separation and concentration solutions for wastewater treatment involving ammonium sulphate desulphurisation. Achieved up to 40-fold concentration of ammonium sulphate with a concentrated water concentration of ≥ 20%, significantly reducing energy consumption in evaporation and crystallisation processes. This not only provides substantial cost savings for our clients but also ensures the stable quality of water produced, meeting the China Petroleum and Chemical Corporation corporate standard Q/SH 0628.2-2014 for circulating water make-up. Furthermore, we've truly accomplished zero wastewater discharge.
This positive result has captivated interest and garnered additional orders from other subsidiaries within the group.
This membrane technology is also adaptable to other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, catering to industries such as energy, refining, chemical, and metallurgy. Our latest advancements in ammonia desulphurisation technology, when coupled with carbon capture, support new energy consumption and the development of a sustainable green industry chain, aligning seamlessly with the national 'dual-carbon policy'.
Proshare TFN-SEP Customized NF Membrane Incredibly Boosts Lithium Permeate Rate Up to 96.6%,with a remarkable retention rate of Mg2+ > 99%,and a retention rate for Ca2+ > 98%.
Addressing the Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes, tackling issues such as membrane fouling,low selectivity<80%,high energy consumption constituting 30%-40% of total costs,short membrane lifespan of just 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
exhibited superior performance data in a lithium extraction project situated in Lakkor Tso Salt Lake , Tibet, China:
Achieved remarkable results with just a 2-stage Nanofiltration process. The process involves a sophisticated +1 stage Reverse Osmosis (RO) system that efficiently treats water.Our production water boasts a magnesium concentration of Mg2+ at 2.9mg/L and calcium at Ca2+ 2.25mg/L, with an impressive retention rate of over 99% for magnesium and over 98% for calcium, ensuring optimal performance in lithium applications. Permeate Achieving an outstanding permeate rate of 96.6%, the system maintains an exceptional flux close to 20LMH under an operating pressure of 1MPa, ensuring high efficiency.Our proven membrane technology is not only environmentally and economically sustainable but also enhances the purity and quality of the final product, setting a benchmark in the industry.
Proshare PSI MEMBRANE Desalination RO Membrane Specially Designed for Desalination Needs in Luxury Cruise Ships
In the realm of international luxury cruise ships, desalination membranes must endure unpredictable changes in feed water salinity and temperature as the ship traverses diverse marine environments. Our membranes have been engineered to adapt seamlessly to these variations, consistently delivering stable and reliable water production to satisfy the vessel's stringent requirements.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes consistently outperform in both desalination rate and water production stability. They meet the exacting standards of quality required for the discerning environment of luxury cruise ships.
This exceptional achievement led to the adoption of our desalination membranes on three additional cruise ships, solidifying Proshare's position as the pioneering national brand to secure international orders for luxury cruise ship desalination RO membranes.
A Complete Solutions for a Water Treatment Plant Capable of Producing Ultra-pure Water for the Semiconductor Industry
In the semiconductor industry, the demand for electronic-grade ultra-pure water is exceptionally high, with only a select few brands meeting these rigorous requirements. Our solutions stand among them.
Leveraging Proshare's groundbreaking TFN membrane technology coupled with the TsingXi team's extensive expertise in water treatment, our complete water treatment plant solutions excel in rejecting salt, boron, and TOC. The system's water production capabilities meet the exacting standards of the semiconductor industry.
This successful outcome was instrumental in securing an electronic ultra-pure water treatment project with a prestigious Japanese listed company.
Proshare Unveiling Our Team's Breakthroughs in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our dynamic team at Proshare has ingeniously pioneered a new era of reverse osmosis membranes, leveraging the revolutionary polymer interface nano-self-assembly technology. By unlocking two transformative breakthroughs, we have surpassed the confines of traditional membrane development:
Revolutionary Ultra-Thin Separation Layer: Harnessing advanced polymer interface nanotechnology, our experts have managed to diminish the thickness of the separation layer to an astounding degree-now at least three times thinner than the conventional 100 nm polyamide thin film. This monumental achievement amplifies water flux, driving a remarkable leap in permeability.
Unmatched Performance Enhancement: The strategic infusion of nanoparticles and tailored hydrophilic polymers has catalyzed extraordinary improvements in the membrane's hydrophilicity, anti-fouling capacity, durability, and oxidation resistance.
When juxtaposed against traditional polyamide reverse osmosis membranes, Proshare's cutting-edge innovation marks significant strides forward in four essential domains:
Self-Assembled Nanocomposite Films
Through the fusion of nano-scale precision control with nano-doping modification, we have crafted ultra-thin, meticulously ordered separation layers via the prowess of polymer interface nanotechnology. This paradigm shift transcends the limitations of conventional polyamide membranes regarding thickness consistency and material versatility.
Enhanced Water Flow and Energy Efficiency
By mastering the layer-by-layer self-assembly technique, we precisely govern the functional layer's thickness, effecting a threefold reduction compared to traditional models. This optimization yields over 3 times higher water flux while achieving a 30% reduction in energy consumption.
Innovative Polymer Materials with Unmatched Chemical Stability
Stepping beyond polyamide, our team employs cutting-edge hydrophilic polymers, such as modified polysulfones, alongside ceramic-organic hybrids. These materials boast superior resistance to oxidation (withstanding exposure to 10 ppm chlorine) and tolerance to pH extremes (maintaining stability in the pH range of 1-12).
Pioneering Anti-Fouling Surface Engineering
Our superhydrophilic surface, characterized by a contact angle of less than 10°, coupled with nanoparticle reinforcement, curtails organic fouling propensities by an impressive 50%. This innovation extends the duration between chemical cleaning cycles from 3 to 6 months, slashing maintenance costs by 40%.
We're proud to have achieved a comprehensive suite of certifications that underscore our unwavering commitment to excellence, sustainability, and quality. Our accolades include the distinguished Health & Safety Management System Certificate, Environmental Management System Certificate, and the ISO 9001 Quality System Certificate. Each of these certifications highlights our dedication to maintaining the highest standards across all facets of our operations.
Our innovation is backed by industry-leading patents, showcasing our expertise and pioneering spirit. We've acquired an Invention Patent for our state-of-the-art membrane production process, and another for our advanced multi-layer RO membrane technology. These patents reflect our commitment to pushing the boundaries of what is possible in filtration technology. In alignment with global environmental standards, we are proud to be RoHS COMPLIANCE certified. This certification reaffirms our pledge to reducing hazardous substances in our processes, contributing to a safer and more sustainable future.
Proshare Innovation Suzhou Co., Ltd. Proshare Innovation Suzhou Co., Ltd. stands as a beacon of high-tech excellence, proudly specializing in the research, development, and industrialization of pioneering third-generation thin-film nanocomposite (TFN) membranes. Our expertise is evident in the fields of reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017 by a distinguished team led by the brilliant Dr. Lin Xiaofeng, a celebrated recipient of prestigious national-level talent programs, we have carved a unique niche as China's exclusive domestic manufacturer of TFN membranes.
Core Competencies
Technological Innovation: With groundbreaking strides, we have revolutionized the application of TFN technology to nanofiltration membranes, achieving a remarkable feat in fully independent research, development, and localized production of both membranes and cutting-edge manufacturing equipment.
Intellectual Property: Our robust portfolio boasts over 31 patents, with our membrane performance setting new benchmarks at internationally leading standards, effectively replacing previously monopolized foreign products.
Production Capacity: We proudly operate an expansive 2,000 m² R&D facility complemented by a state-of-the-art 15,000 m² production base, ensuring exceptional production capabilities.
Funding: We have successfully completed Pre-A Round (2023) and A Round (January 2025) financing, with esteemed backing from Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Acknowledged as a preferred supplier, we proudly partner with leading listed environmental engineering firms and esteemed state-owned enterprises.
Leadership:The visionary Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the University of Strasbourg (France), has earned prestigious provincial and national talent accolades, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent Awards. Under his leadership, the company spearheads remarkable R&D advancements in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: Our company offers a comprehensive suite of water treatment solutions that redefine excellence.
We deliver revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and innovative water treatment systems to elevate your operations.
A: Unmatched customization capabilities
We are backed by national expert teams and Tsinghua University Suzhou Environmental Innovation to personalize solutions to your specific needs.
A: Commitment to Quality and Value
Our premium solutions not only ensure superior quality , but also provide a substantial return on investment (ROI) for our clients. We offer comprehensive training, unwavering support, and dedicated services, bringing our local expertise to global markets seamlessly.
A: Partnering for Progress
We draw our inspiration from our valued customers and their daily endeavors to provide the world with the most precious resource - clean water. Together, we thrive towards a world optimized for water sustainability.
(2) Q: Are you a manufacturer or Trade Company?
A: We are a highly professional manufacturer with an in-house International Trade Department, enabling us to keenly understand customer requirements and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We deploy skilled engineers to offer overseas service under the meticulous supervision and translation of our merchandisers.
(4) Q: How about the quality?
A: We source our main sub-assemblies and raw materials from major industry players. Our key components are innovatively developed by our expert team. Our professional assembly line and stringent quality test systems ensure that we meet your highest quality expectations.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our comprehensive 1-year warranty, adhering to international standards. Our dedicated team is available online 24/7 to assist with any inquiries or support you might need regarding our cutting-edge machines. We are here whenever you need us.
(6) Q: Certification?
A: Tsingxi proudly holds certifications in ISO9001, ISO14001, and ISO45001, reflecting our commitment to quality, environmental management, and occupational health. Our products are meticulously crafted to comply with the rigorous technical standards of 3C and CE. Rest assured, all our offerings are certified by the Industry Administration Authority, underscoring their quality and reliability. At Tsingxi, we are dedicated to continuous innovation and excellence, aiming to solidify our position as a leading high-tech company in the global water treatment market.
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