PSI MEMBRANE® Pro-Acid NF98 Series: A Revolutionary High-Pressure, Acid-Resistant MembraneIntegrated with cutting-edge Thin Film Nanocomposite (TFN) technology, this membrane is masterfully engineered for the treatment and recycling of challenging wastewater. Its high productivity, durability, and remarkable resistance to fouling offer industrial clients a steadfast and supremely efficient solution. Achieve superior water recovery in Minimal Liquid Discharge (MLD) systems, efficiently rejecting TDS levels exceeding 170,000 mg/L, while simultaneously providing customers with the most cost-effective operation.
Key Features:
Operating pH Range 0-12:This acid-resistant, high-pressure membrane operates in a pH range of 0-12, ensuring long-term stability and exceptional cleaning efficiency.
Outstanding Anti-fouling Capabilities:The robust TFN membrane is designed for exceptional resistance to fouling, ensuring unparalleled long-term reliability and performance.
Unprecedented Cost Efficiency:Capable of achieving system rejection of total dissolved solids (TDS) at levels up to 170,000 mg/L, this technology significantly reduces concentrate stream volume, optimizing standard system operations.
Expert Technical Service:Our team of national-level experts delivers unparalleled technical support, ensuring first-class service for our clients.
Key Applications:
Uniquely engineered for industrial acidic wastewater treatment plants, Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) applications.
Facilitates industrial resource recovery and recycling, applicable in sectors such as metals, new energy lithium extraction from lakes, and chemical & petrochemical industries.
Water 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 have been meticulously calculated under the following precise test conditions: utilizing 2000 ppm MgSO4, at a robust pressure of 580 psi (4.0 MPa), maintaining a consistent temperature of 77 °F (25 °C), and achieving an impressive 15% recovery for each singular membrane.
2. Water yield demonstrates a flexible variation range of +/-15%, ensuring adaptability and performance in diverse conditions.
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 |
Dimensions: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Proshare has accrued invaluable expertise by offering cutting-edge technical solutions across vital industrial sectors. Our sophisticated systems ensure absolutely pure water for various industrial processes, including wastewater treatment, recycling, and resource recovery.
Our operations encompass a diverse array of industry sectors such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductors, seawater desalination, reclaimed water treatment, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Additionally, we cater to steam boiler operations, food & beverage industries (mineral water bottling, soft drinks, juices), painting lines, dairy production, ice cream manufacturing, laundries, hospitals, textiles, mechanical industries, and steel companies, among others.
Municipal and Civil Use
We deliver advanced and scalable solutions for the effective and eco-friendly treatment of wastewater and effluents. Our diverse range of patented technologies, alongside collaboration with national-level experts and scientific research institutions, provides assurance to municipalities bound by stringent health and environmental regulations. Through systematic feedback collection from our field engineers, we strive to enhance our sanitation systems continually.
Our sewage treatment expertise is a cornerstone of our mission to support your sustainable development goals. As a leader in sustainable development, we offer a comprehensive suite of solutions including:
State-of-the-art sanitation technologies.
Innovative recovery systems for reusable wastewater materials.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience with desalination technology extends to water desalination in hotels and touristic resorts. Fresh water supply is critical for such infrastructures, and our R.O. seawater or brackish water desalination systems provide an optimal alternative solution to meet the growing water demands of these rapidly developing touristic regions.
Farming Applications
Water is vital to ensure the health and optimal productivity of farm animals like cattle, chickens, sheep, and pigs. Not just the quantity, but the quality of water is crucial in fostering desired growth and productivity in animals.
Farm water sourcing can vary, originating from water wells, municipal water networks, and occasionally rivers or other surface sources.
While municipal water may contain free chlorine, other sources often have high levels of dissolved solids, suspended particles, and pathogens. Reverse osmosis technology stands out as the most effective solution to mitigate these adverse effects, ensuring that farm water undergoes necessary treatment to remove harmful substances, thereby safeguarding animal health.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes Proshare NF98 Membrane Separation Technology for Acid Concentration Treatment is revolutionizing Wastewater Treatment in Petrochemical and Refining industries by Truly Achieving Zero Liquid Discharge.
Proshare Tailor made Our state-of-the-art TFN special acid-resistant and high-pressure membranes separation and concentration device is engineered for the efficient treatment of wastewater containing ammonium sulphate desulphurisation. This technology successfully achieves a wastewater concentration of up to 40 times its original concentration. The ammonium sulphate concentration reaches ≥ 20% in the concentrated water, dramatically reducing subsequent evaporation and crystallisation energy consumption. This results in substantial cost savings for users. The quality of water produced meets the stringent standards of China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up water. Remarkably, zero wastewater discharge is genuinely achieved with this advanced solution.
This significant positive outcome has attracted subsequent orders from other group subsidiaries, solidifying trust and reliability in our solutions.
This membrane technology is also applicable to a variety of high-temperature, highly acidic wastewater scenarios containing ammonium sulphate. Industries such as energy, refining, chemical, and metallurgical sectors can greatly benefit from its advancements. The latest integration of ammonia desulphurisation and carbon capture technologies supports the new energy consumption and the progression of a sustainable green industry chain, aligning perfectly with the national 'dual-carbon policy'.
Proshare Our TFN-SEP Customized NF Membrane exceptionally boosts the Lithium Permeate Rate up to an impressive 96.6%,while achieving a remarkable retention rate of Mg2+ > 99%.It also ensures a strong retention rate Ca2+ > 98%, providing reliable performance.
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes are being 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 The TFN-SEP Customized NF/RO Membrane by Proshare has demonstrated unparalleled
superior performance data in an lithium extraction project located in Lakkor Tso Salt Lake , Tibet, China:
With just a 2-stage Nanofiltration process combined with a 1-stage RO, this technology delivers exceptional performance, ensuring efficient and sustainable outcomes.In the realm of water refinement, our advanced production water system showcases unparalleled efficiency: Mg2+ concentration at 2.9 mg/L and Ca2+ at 2.25 mg/L. Our cutting-edge separation technology achieves an extraordinary retention rate of over 99% for Mg2+ and more than 98% for Ca2+, reinforcing our commitment to excellence in lithium refinement. permeate The system boasts a remarkable permeate rate of 96.6%, with an impressive flux nearing 20LMH under the optimal operating pressure of 1MPa.Our proven membrane technology is not only environmentally sustainable and economically viable but also elevates product purity and quality to new heights, ensuring a superior experience.
Proshare PSI MEMBRANE Desalination RO Membrane Pioneering in Desalination for Luxury Cruise Ships
Historically, the application of desalination membranes on international luxury cruise ships has been a forte of select global brands. As cruise ships traverse varying aquatic landscapes, the salinity and temperature of feed water fluctuate, demanding membranes capable of adapting to diverse conditions while consistently ensuring robust water production for the seafaring vessels.
PSI MEMBRANE Pro-HR-SW seawater desalination membranes have set a new benchmark in both desalination rate and consistent water production, delivering water quality that meets the rigorous standards expected by luxury cruise liners.
This outstanding achievement catalyzed the replacement of desalination membranes on three additional cruise ships, marking Proshare's triumphant emergence as the premier national brand to secure international luxury cruise ship contracts for desalination RO membranes.
A Comprehensive Water Treatment Solutions for Generating Ultra-pure Water in the Semiconductor Industry
As industry experts know, the membrane desalination rate requirements for electronic-grade ultra-pure water are exceptionally stringent, a threshold achievable by only a select few brands.
Harnessing Proshre's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise, our comprehensive water treatment plant and pure water equipment solutions exhibit outstanding rejection of salt, boron, and TOC, achieving water production standards that meet the semiconductor industry's stringent requirements.
This exemplary outcome facilitated our acquisition of the prestigious electronic ultra-pure water treatment project from a noted Japanese listed company.
Proshare Revolutionary Breakthroughs by Our Team in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our pioneering team has extraordinarily developed an advanced generation of reverse osmosis membranes leveraging polymer interface nano-self-assembly technology, surmounting the traditional constraints of reverse osmosis membrane development with two pivotal advancements:
Ultra-Thin Separation Layer: Utilizing polymer interface nanotechnology, our team has impressively minimized the thickness of the separation layer to a remarkable degree, achieving at least threefold reduction compared to the conventional polyamide thin film (previously capped at 100 nm). This significant breakthrough remarkably boosts water flux, resulting in a profound enhancement of permeability.
Enhanced Membrane Performance: Through the integration of nanoparticles and specialized hydrophilic polymers, we have achieved remarkable advancements in the membrane's hydrophilicity, anti-fouling capabilities, durability, and oxidation resistance, leading to a transformative leap in performance.
In comparison with traditional polyamide reverse osmosis membranes, Proshare's groundbreaking innovation offers unprecedented advancements across four critical dimensions:
Self-Assembled Nanocomposite Films
By seamlessly blending nano-scale precision control with nano-doping modification, we are able to fabricate ultra-thin, impeccably ordered separation layers via cutting-edge polymer interface nanotechnology. This strategy expertly addresses the inherent limitations of conventional polyamide membranes in terms of thickness consistency and material versatility.
Enhanced Water Flux and Optimized Energy Efficiency
With meticulous optimization of the layer-by-layer self-assembly process, we precisely regulate the functional layer thickness, achieving a notable 3x reduction compared to traditional membranes. This advancement results in over threefold increase in water flux and 30% reduction in energy consumption,ushering in new standards for efficiency.
Innovative Polymer Materials with Superior Chemical Stability
Venturing beyond polyamide, our team employs cutting-edge hydrophilic polymers (such as modified polysulfones) and innovative ceramic-organic hybrids. These materials exhibit extraordinary resistance to oxidation, sustaining exposure to 10 ppm chlorine, and exceptional pH tolerance, remaining stable across a wide pH range of 1-12.
Advanced Anti-Fouling Surface Engineering
The implementation of a superhydrophilic surface (contact angle <10°) alongside nanoparticle reinforcement substantially reduces organic fouling propensity by 50%, extending chemical cleaning intervals from 3 months to an impressive 6 months, and significantly diminishing maintenance costs by 40%.
Our commitment to quality and environmental responsibility is exemplified through our comprehensive certifications, including the prestigious Health & Safety Management System Certificate, the Environmental Management System Certificate, and the internationally recognized ISO9001 Quality System Certificate.
Pioneering innovation is at the heart of Proshare Innovation Suzhou Co., Ltd., as demonstrated by our exclusive Invention Patents. We proudly hold patents for our state-of-the-art Membrane Production technology and our advanced Multi-Layer RO Membrane, positioning us at the forefront of the industry. Proshare NF98 Membrane Separation Technology for Acid Concentration Treatment meets the highest standards with our RoHS Compliance Certificate, ensuring adherence to rigorous environmental and safety regulations.
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise that excels in the research, development, and industrialization of third-generation thin-film nanocomposite (TFN) membranes. These membranes are pivotal for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017 by an elite team of overseas-returned doctoral experts led by the illustrious Dr. Lin Xiaofeng, a distinguished recipient of national-level talent accolades, Proshare stands as China's exclusive domestic manufacturer of TFN membranes, marking a significant milestone in technological advancement.
Core Competencies
Technological Innovation: We have revolutionized the application of TFN technology to nanofiltration membranes, achieving a remarkable feat with fully independent R&D and localized production of both membranes and specialized manufacturing equipment.
Intellectual Property: Proud custodian of over 31 patents, with our membrane performance setting internationally leading benchmarks, effectively replacing monopolized foreign products.
Production Capacity: Boasts an expansive 2,000 m² R&D facility and a state-of-the-art 15,000 m² production base.
Funding: Successfully completed Pre-A Round (2023) and A Round (January 2025) financing, with robust backing from Suzhou Industrial Park Science Innovation Fund and the distinguished Yong Sheng Capital.
Market Recognition: Proudly designated as a preferred supplier by leading listed environmental engineering firms and esteemed state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a Ph.D. graduate from the prestigious University of Strasbourg (France), is a celebrated leader recognized with multiple provincial and national talent awards, such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. Under his visionary leadership, the company spearheads groundbreaking R&D strides in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: We offer complete water treatment solutions.
Providing customers with revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and comprehensive water treatment system solutions.
A: Customization capabilities
Supported by national expert teams and Tsinghua University Suzhou Environmental Innovation, ensuring tailored solutions for diverse needs.
A: Ensuring quality and delivering exceptional value.
Our premium solutions not only satisfy high-quality standards but also offer significant returns on investment for customers. We provide comprehensive training, support, and services, harnessing our local expertise to serve global markets with excellence.
A: Collaborating with our customers
Our inspiration is drawn from our customers and their daily endeavors to provide the most invaluable source of hope-clean water. Together, we thrive for a water-optimized world.
(2) Q: Are you a manufacturer or Trade Company?
A: We are a distinguished manufacturer with an autonomous International Trade Department, enabling us to deeply understand customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We provide engineers available for overseas service, ensuring meticulous supervision and expert translation.
(4) Q: How about the quality?
A: Sourced from industry-leading companies, our main sub-assembly and raw materials ensure exceptional quality. Our own team meticulously researches and develops key components, while our professional assembly and rigorous quality testing systems guarantee superior products.
(5) Q: Product/Quality Guarantee and After Sale Service?
A: Our products are backed by a robust 1-year International warranty, ensuring peace of mind with every purchase. Our dedicated online support team is at your service around the clock, 24/7. Should you have any inquiries or require assistance with our cutting-edge machine, feel free to reach out to us at any time.
(6) Q: Certification?
A: Tsingxi proudly upholds the esteemed certifications of ISO9001, ISO14001, and ISO45001, showcasing our unwavering commitment to quality and sustainability. Our products are meticulously crafted to comply with the stringent technical standards of 3C and CE, ensuring exceptional performance and safety. Rest assured, every product is officially certified by the Industry Administration Authority. Tsingxi is dedicated to advancing as a formidable high-tech leader in the global water treatment arena. will continue to strive to be a stronger high-tech company in the global market of water treatment.
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