PSI MEMBRANE® Pro-Acid NF80 Series - High-Pressure Acid-Resistant MembraneInfused with groundbreaking Thin Film Nanocomposite (TFN) technology, this membrane is meticulously engineered for the treatment and recycling of demanding wastewater. With its high productivity, durability, and remarkable resistance to fouling, it offers industrial users an unparalleled solution for achieving water recovery in Minimal Liquid Discharge (MLD) systems. This system effectively rejects Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L, delivering optimal operational cost-effectiveness to customers.
Key Features:
Operational pH Range of 0-12:This membrane, resilient against acid and high pressure, maintains stable long-term performance and efficient cleaning across a pH range of 0-12.
Superior Anti-Fouling Capability:Constructed with a robust, fouling-resistant TFN membrane, it ensures dependable long-term performance.
Exceptional Cost Efficiency:The system excels in rejecting total dissolved solids (TDS) levels of 170,000 mg/L and minimizes concentrate stream volume, all within standard operational parameters.
Expert Technical Support:Our nationally acclaimed expert team provides clients with premier technical support, ensuring optimal performance.
Key Applications:
Specifically engineered for industry-leading acidic wastewater treatment plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) processes.
Facilitates industrial resource recovery and recycling, especially in sectors like metal processing, 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 determined under precise, standardized test conditions. These conditions include a concentration of 2000 ppm MgSO4, operating at a pressure of 580 psi (4.0 MPa), and a stable temperature of 77 °F (25 °C). The system achieves this at a 15% recovery rate for each individual membrane, ensuring consistent and reliable performance.
2. The water yield is subject to a variation range of +/-15%, providing flexibility and adaptability to different operational scenarios.
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 |
Diverse Industry Applications
Proshare Excellence Proshare has garnered invaluable expertise by delivering cutting-edge technical solutions to industries requiring ultra-pure water for intricate industrial processes. Our services excel in wastewater treatment and reuse, alongside resource recycling, ensuring optimal performance across various sectors.
Our engagement spans key industrial sectors including petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductor sectors, seawater desalination, reclaimed water systems, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power industries.
Our prowess extends to applications such as steam boiler feedwater, food & beverages (encompassing mineral water bottling, soft drinks, and juices), painting lines, dairies, ice cream production, laundries, hospitals, textile and mechanical industries, as well as steel companies, and more.
Municipal and Civil Solutions
We offer innovative, scalable solutions that empower customers to efficiently and sustainably treat wastewater and effluents. With a comprehensive portfolio of patented technologies, coupled with expertise from national-level experts and scientific research institutions, we ensure peace of mind for municipalities adhering to rigorous health and environmental regulations. Our commitment to continuous improvement is driven by systematic feedback from our field engineers, enhancing our sanitation systems.
Our proficiency in sewage treatment is a cornerstone of our expertise, aiding clients in achieving their sustainable development objectives. As a leading entity in sustainable practices, we offer an extensive range of solutions, including:
Advanced Sanitation Technologies.
Recovery of Reusable Materials from Wastewater.
Innovative Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience in desalination technology is also applied to water desalination for civil use in hotels and touristic resorts. With freshwater supply crucial for such establishments, our R.O. seawater or brackish water desalination solutions meet the escalating water demands of rapidly expanding touristic developments.
Farming Applications for Water Management
Water is vital for ensuring the health and productivity of animals, such as cattle, chickens, sheep, and pigs. The quality of water, alongside its quantity, plays a pivotal role in achieving optimal animal growth and performance.
Water sources in farms, including water wells, civil networks, and occasionally rivers, vary significantly. Excluding chlorinated civil networks, these sources often contain high levels of dissolved solids, suspended particles, and pathogens.
Reverse osmosis technology has proven to be the most effective in mitigating these contaminants. Thus, contaminated farm water must undergo technological treatment to eliminate harmful substances, ensuring safe and healthy conditions for animals.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes for Wastewater Treatment in Petrochemical / Refining Truly Achieve Zero Liquid Discharge
Proshare Tailor made TFN special acid-resistant and high-pressure membranes separation and concentration device for wastewater treatment containing ammonium sulphate desulphurisation, achieving concentration levels reaching up to 40 times the original, where ammonium sulphate reaches ≥ 20% in the concentrated water. This significantly curtails energy consumption for evaporation and crystallisation, resulting in substantial cost savings for the user. The water quality consistently meets the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up water. Zero wastewater discharge has been successfully achieved, showcasing our commitment to sustainability.
This positive outcome has led to further orders from other subsidiaries across the group, reflecting our solution's reliability and effectiveness.
This membrane is suitable for other high-temperature, highly acidic wastewater scenarios involving ammonium sulphate, applicable in industries such as energy, refining, chemical, and metallurgy. Our latest ammonia desulphurisation technology, synergized with carbon capture, propels the new energy consumption model and green industry development, aligning perfectly with the national 'dual-carbon' policy.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate up to 96.6%,retention rate of Mg2+ > 99%,retention rate Ca2+ > 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged by membrane fouling,low selectivity<80%,high energy consumption accounts for 30%-40% of total cost,short membrane lifespan 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
demonstrated superior performance data in an lithium extraction project located in Lakkor Tso Salt Lake , Tibet, China:
With only 2 stage Nanofiltration Stage +1 in the reverse osmosis process, showcasing advanced separation capabilities.Production water enhanced with Mg2+ at 2.9mg/L, and Ca2+ at 2.25mg/L. Achieving an impressive retention rate of Mg2+ > 99% and Ca2+ > 98%, with a focus on lithium refinement. Permeate Achieving a remarkable permeation rate of 96.6%, with a flux nearing 20LMH, all under an operational pressure of 1MPa.Our proven membrane technology is both environmentally conscious and economically advantageous, significantly enhancing product purity and quality.
Proshare PSI MEMBRANE Desalination RO Membrane Expertly serves desalination needs in Cruise Ship industry
Historically dominated by a few international brands, the application of desalination membranes on luxury cruise ships necessitates adaptability to varying feed water conditions, such as salinity and temperature along their routes. Our membranes excel under these fluctuating conditions, ensuring stable water production to meet ocean-going vessel demands.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have demonstrated exceptional performance in desalination rate and consistent water production. These membranes meet the rigorous water quality standards required by cruise ships.
This outstanding achievement led to the adoption of our desalination membranes on three more cruise ships. Proshare's success marks it as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Comprehensive Water Treatment Plant for Ultra-pure Water Production in the Semiconductor Industry
It is well recognized that the electronic-grade ultra-pure water used in the semiconductor industry demands exceptionally high desalination rates, a criterion met by only a select few brands.
Leveraging Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive water treatment expertise, our complete water treatment plant solutions deliver outstanding performance in salt, boron, and TOC rejection. The system's water production aligns perfectly with the stringent requirements of the semiconductor industry.
This successful outcome facilitated our acquisition of an electronic ultra-pure water treatment project from a renowned Japanese listed company.
Proshare Pioneering Advancements by Our Team in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our visionary team has trailblazed a fresh wave of innovation with a breakthrough new generation of reverse osmosis membranes. Leveraging the sophisticated polymer interface nano-self-assembly technology, we have effectively transcended the barriers that have constrained traditional membrane development through two pivotal advancements:
Revolutionary Ultra-Thin Separation Layer: Through the adoption of cutting-edge polymer interface nanotechnology, our team has masterfully achieved a separation layer with an unprecedented reduction in thickness, threefold thinner than the standard polyamide thin film (formerly capped at 100 nm). This leap forward marks a remarkable enhancement in water flux, significantly boosting permeability.
Superior Performance Enhancement: The incorporation of innovative nanoparticles and tailored hydrophilic polymers has ushered in groundbreaking enhancements in membrane hydrophilicity, anti-fouling capacity, robustness, and resistance to oxidation.
In contrast to conventional polyamide reverse osmosis membranes, Proshare's trailblazing innovation shines in four pivotal areas of advancement:
Self-Assembled Nanocomposite Films
Employing nano-scale precision control and nano-doping modification, this process facilitates the creation of ultra-thin, meticulously ordered separation layers via polymer interface nanotechnology, surmounting the constraints of conventional polyamide membranes in thickness uniformity and material versatility.
Enhanced Water Flux and Energy Efficiency
Through meticulous optimization of the layer-by-layer self-assembly, the precise control of functional layer thickness achieves a remarkable 3x reduction compared to traditional membranes, culminating in >3x the water flux and a 30% reduction in energy consumption.
Innovative Polymer Materials with Remarkable Chemical Stability
Moving beyond the confines of polyamide, our team employs advanced hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids, showcasing remarkable oxidation resistance (capable of withstanding 10 ppm chlorine exposure) and pH resilience (maintaining stability within a 1-12 pH range).
Cutting-Edge Anti-Fouling Surface Engineering
Our superhydrophilic surface engineering (with a contact angle <10°), reinforced by nanoparticles, drastically minimizes organic fouling by 50%, extending the timespan of chemical cleaning cycles from 3 months to an impressive 6 months, thus reducing maintenance costs by an astounding 40%.
Our commitment to excellence is reflected in our prestigious certifications, including the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the renowned ISO9001 Quality System Certificate. These accolades underscore our dedication to maintaining the highest standards of quality, safety, and environmental responsibility.
We proudly hold invention patents for key innovations in membrane technology, such as the advanced production of membranes and the pioneering design of multi-layer RO membranes. These patents highlight our cutting-edge approach and technical expertise in the field. We adhere to the highest standards of environmental and safety compliance, as evidenced by our RoHS Compliance Certificate, which showcases our commitment to reducing hazardous substances and promoting a sustainable future.
Proshare Innovation Suzhou Co., Ltd. is a national high-tech enterprise specializing in the R&D and industrialization of third-generation thin-film nanocomposite (TFN) membranes for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Founded in 2017 by a team of overseas-returned doctoral experts led by Dr. Lin Xiaofeng, a recipient of national-level talent programs, the company has emerged as China's sole domestic manufacturer of TFN membranes.
Core Competencies
Technological Innovation: Pioneered the application of TFN technology to nanofiltration membranes, achieving fully independent R&D and localized production of both membranes and manufacturing equipment.
Intellectual Property: Holds over 31 patents, with membrane performance reaching internationally leading standards and replacing monopolized foreign products.
Production Capacity: Operates a 2,000 m² R&D facility and a 15,000 m² production base.
Funding: Completed Pre-A Round (2023) and A Round (January 2025) financing, backed by Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Designated as a preferred supplier for listed environmental engineering firms and state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a Ph.D. graduate from the University of Strasbourg (France), has been recognized with provincial and national talent awards (e.g., Suzhou Leading Talent, Jiangsu Dual Innovation Talent) and leads the company's R&D breakthroughs in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A:Complete water treatment solutions
Provide customer revolutionary (Thin Film Nanocomposite) TFN membrane sheet ,membrane element and water treatment system solutions.
A:Customization capabilities
Backup by national expert teams and Tsinghua University Suzhou Environmental Innovation.
A:Ensuring quality and delivering worth.
Not only do our premium solutions ,but can also provide significant ROI for customers,We provide training, support, and services, and bring our local expertise to global markets.
A:Collaborating with our customers
Our inspiration comes from our customers and what they do every day to provide the most valuable source of hope -clean water.Thriving together for a water-optimized world.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer holding our own International Trade Department, for that we can better understand customer's needs and offer a reasonable price.
(3) Q: How's the after-sale service?
A: We offer engineers available to service overseas under merchandiser's supervision and translation.
(4) Q: How about the quality?
A: The main sub-assembly and raw materials are all supplied by large companies. Key parts are research and developed by our own staff. Professional assembly line work and strict quality test system can ensure your high quality requirement.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Our International-standard warranty lasts for a full year, providing you with peace of mind and assurance. Moreover, our dedicated support team is at your service online 24 hours a day, ready to address any inquiries or issues you might have regarding our machine. Feel free to reach out to us at any time to ensure your experience with our products is seamless.
(6) Q: Certification?
A: Tsingxi proudly upholds rigorous certification standards as an ISO9001, ISO14001, and ISO45001 certified company. Our products are expertly crafted to meet the stringent technical standards of 3C and CE, ensuring top-notch quality. Every product is meticulously certified by the Industry Administration Authority, reflecting our commitment to excellence and compliance. Tsingxi will continue to strive to be a more robust and leading high-tech company in the global water treatment market, consistently pushing the envelope to deliver unparalleled innovation and reliability.
){kind=link}