Introducing PSI MEMBRANE® Pro-Acid NF98 Series: A high-pressure, acid-resistant membrane engineering marvel.Crafted with the pioneering Thin Film Nanocomposite (TFN) technology, our membrane is engineered to tackle the treatment and recycling of demanding wastewater with ease. Delivering exceptional productivity, durability, and resistance to fouling, this membrane provides industrial users with a robust and efficient solution. Its design ensures maximum water recovery in Minimal Liquid Discharge (MLD) systems while achieving rejection levels of Total Dissolved Solids (TDS) over 170,000 mg/L, ultimately offering customers a cost-effective operational solution.
Key Features:
Optimal Working pH Range 0-12:Designed to withstand extreme conditions, this membrane excels in acidic and high-pressure environments with a pH range of 0-12, offering long-term stability and superior cleaning efficiency.
Exceptional Anti-Fouling Capability:Engineered with a robust fouling-resistant TFN membrane to ensure reliable, long-term performance even under the toughest conditions.
Unparalleled Cost Efficiency:Our system excels in achieving total dissolved solids (TDS) rejection levels of 170,000 mg/L, reducing the concentrate stream volume during standard operations to ensure economical efficiency.
Professional Technical Service:Our national-level expert team is committed to providing clients with first-class technical support, ensuring optimal system performance.
Key Applications:
Meticulously engineered for industry-level acidic wastewater treatment plants, offering unmatched efficiency. Designed for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) applications.
Facilitates industrial resource recovery and recycling, including sectors like metal processing, new energy lithium extraction from lakes, and chemical & petrochemical industries.
Water Softening Solutions
| 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 impressive water yield and remarkable desalination rates are meticulously determined under the specified standard test conditions. These include a solution with 2000 ppm MgSO4, conducted at a pressure of 580 psi (4.0 MPa), a temperature of 77 °F (25 °C), and achieving a 15% recovery rate per single membrane. This ensures reliable and consistent performance across various applications.
2. The water yield's variation range is an adaptable +/-15%, offering flexibility and efficiency tailored to meet diverse operational requirements, thereby maximizing the filter's utility in different scenarios.
Operating Condition: Ensuring Optimal Performance
| 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 - Precision in Every Dimension
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industrial Endeavors
Proshare Proshare has amassed invaluable expertise by delivering technical solutions across industries where the demand for ultra-pure water is paramount. This encompasses diverse industrial processes, cutting-edge wastewater treatment and reuse, alongside pioneering resource recycling.
We proudly serve key industrial sectors such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate and lithium battery recycling, semiconductor, seawater desalination, reclaimed water systems, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Our solutions extend to steam boiler feeding, the food and beverage industry (including mineral water bottling, soft drinks, and juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel companies, among others.
Municipal and Civil Applications
We empower municipalities with cutting-edge and scalable solutions for efficient and sustainable wastewater and effluent treatment. Our diverse range of patented technologies and collaboration with national-level experts and scientific research institutions ensure compliance with stringent health and environmental standards. By harvesting systematic feedback from our on-ground engineers, we are committed to perpetually refining our sanitation systems.
Our profound expertise in sewage treatment is a cornerstone in assisting you achieve your sustainable development objectives. As a prominent advocate for sustainable growth, we offer an extensive array of solutions including:
Innovative sanitation technologies.
Advanced recovery of reusable materials from wastewater.
Hospitality and Seawater & Brackish Water Desalination Solutions
Harnessing Proshare's extensive desalination expertise, we extend our prowess to water desalination for civil usage in hotels and tourist resorts. Freshwater supply is crucial for these establishments, and our R.O. seawater or brackish desalination solutions efficiently meet the burgeoning water demands of rapidly expanding tourist zones.
Agricultural Applications
Water is fundamental in ensuring the health and optimal performance of animals such as cattle, chickens, sheep, and pigs. The quality of water, not just its quantity, significantly impacts the desired growth and productivity of these animals.
The farm's water can be sourced from various origins like water wells, civil water networks, and, to a lesser degree, rivers and other superficial sources.
While civil network water may contain free chlorine, other sources often harbor high levels of dissolved solids, suspended particles, and pathogens. Reverse osmosis technology proves exceptionally effective in mitigating these contaminants, ensuring farm water undergoes advanced treatment processes to reduce harmful substances for animal welfare.
Proshare Custom Engineered Revolutionary TFN Special Acid-Resistant High-Pressure Membranes for Advanced Wastewater Treatment in Petrochemical and Refining Industries, Truly Achieving Zero Liquid Discharge
Proshare Bespoke Solutions Cutting-edge TFN Special Acid-Resistant and High-Pressure Membrane Separation and Concentration Systems for wastewater treatment with ammonium sulphate desulphurisation, achieving a concentration enhancement of up to 40 times, and an ammonium sulphate concentration of ≥ 20% in the concentrated water. This significantly reduces energy consumption related to subsequent evaporation and crystallization processes, leading to substantial cost savings for users. The produced water consistently meets the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, realizing true zero wastewater discharge.
This outstanding success has led to further orders from other subsidiaries within the group, affirming its market impact.
This innovative membrane technology is also suitable for other high-temperature, highly acidic wastewater treatment scenarios with ammonium sulphate, prevalent in industries such as energy, refining, chemical, and metallurgy. Combining the latest ammonia desulphurisation technology with carbon capture, our solutions support new energy consumption and the advancement of a sustainable green industry chain, aligning perfectly with national 'dual-carbon' policies.
Proshare TFN-SEP Custom Designed NF Membrane Dramatically Elevates Lithium Permeate Rate to an Impressive 96.6%,while maintaining an exceptional Mg2+ retention rate of over 99%,and a Ca2+ retention rate exceeding 98%.
Overcoming Technical Barriers in Membrane Separation (Nanofiltration/Reverse Osmosis) for Lithium Extraction from Salt Lakes, hindered by membrane fouling,low selectivity of less than 80%,high energy consumption accounting for 30%-40% of overall costs,short membrane lifespan of just 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Custom Tailored NF/RO Membrane
showcased remarkable performance data in alithium extraction project positioned in Lakkor Tso Salt Lake , Tibet, China:
Employing a streamlined 2-stage Nanofiltration process plus a single RO stage to deliver optimal performance. process +1 stage RO given pHarness the power of our cutting-edge Acid Resistant Nanofiltration Filter, featuring a production water composition of Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L. Marvel at the exceptional retention rates, with Mg2+ exceeding 99% and Ca2+ over 98%, ensuring superior filtration efficiency and water purity. permeate Experience an impressive permeate rate of 96.6%, with a remarkable flux reaching nearly 20LMH under the optimized operating pressure of 1MPa, providing consistent and efficient filtration performance.Embrace our proven membrane technology, renowned for its environmental and economic benefits. Elevate your product purity and quality with our sustainable solutions designed for modern water treatment challenges.
Introducing the Proshare PSI MEMBRANE-a hallmark of innovation in water treatment technology. Desalination RO Membrane Specialized in Desalination for Luxury Cruise Ships
Our state-of-the-art desalination membranes have set a new standard on international luxury cruise ships, a field traditionally dominated by a select few global brands. With fluctuating feed water quality due to varying salinity and temperature, our membranes excel in adapting to diverse conditions while maintaining stable and reliable water production to satisfy the rigorous demands of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have proven their excellence with superior desalination rates and unwavering water production stability. These membranes produce water that meets the stringent quality requirements of luxury cruise ships, ensuring safety and satisfaction.
This outstanding achievement has led to the adoption of our desalination membranes on three additional cruise ships, marking Proshare as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Comprehensive Water Treatment Plant for Crafting Ultra-pure Water for the Semiconductor Industry
In the realm of electronic-grade ultra-pure water, the desalination rate requirements are exceptionally stringent, with only a select few brands capable of meeting these high standards.
Powered by Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our complete water treatment plant offers unparalleled pure water equipment solutions. It showcases exceptional rejection performance against salts, boron, and TOC, consistently achieving the semiconductor industry's ultra-pure water production benchmarks.
This successful outcome enabled us to secure the electronic ultra-pure water treatment project with a leading Japanese listed company, further solidifying our reputation in the industry.
Proshare Our Team's Pioneering Breakthroughs in Advanced Reverse Osmosis Membrane Technology
Proshare Our innovative team has masterfully crafted a revolutionary generation of reverse osmosis membranes, utilizing cutting-edge polymer interface nano-self-assembly technology. With two pivotal advancements, we have transcended the constraints of traditional membrane development:
Revolutionary Ultra-Thin Separation Layer: Through the strategic application of polymer interface nanotechnology, our team has achieved an astounding reduction in the separation layer thickness, achieving at least three times the thinness of traditional polyamide thin films (previously bound by a 100 nm limit). This breakthrough notably enhances water flux, leading to a significant leap in permeability.
Enhanced Membrane Performance: The strategic introduction of nanoparticles and bespoke hydrophilic polymers has ushered in groundbreaking enhancements in the membrane's hydrophilicity, anti-fouling capabilities, longevity, and robust resistance to oxidation.
In comparison to traditional polyamide reverse osmosis membranes, Proshare's innovation showcases unparalleled advancements in four critical areas:
Self-Assembled Nanocomposite Film Technology
By integrating nano-scale precision control with nano-doping modification, we have pioneered the creation of ultra-thin, meticulously ordered separation layers through polymer interface nanotechnology. This method overcomes the limitations of conventional polyamide membranes in attaining thickness uniformity and material diversity.
Superior Water Flux and Energy Efficiency
Through the precise optimization of the layer-by-layer self-assembly process, the functional layer thickness is expertly controlled, achieving a remarkable 3x reduction compared to traditional membranes. This innovation results in >3x greater water flux and 30% reduced energy consumption.
Innovative Polymer Materials with Exceptional Chemical Stability
Moving beyond traditional polyamide, our team employs advanced hydrophilic polymers (such as modified polysulfones) alongside ceramic-organic hybrids. These materials demonstrate remarkable resistance to oxidation (withstanding up to 10 ppm chlorine exposure) and impressive pH tolerance (remaining stable across a pH range of 1-12).
Advanced Anti-Fouling Surface Engineering
The ultra-hydrophilic surface (boasting a contact angle of less than 10°) paired with nanoparticle reinforcement markedly diminishes organic fouling propensity by 50%, extending chemical cleaning cycles from 3 months to an impressive 6 months, and significantly reducing maintenance costs by 40%.
Our commitment to excellence in production and environmental responsibility is evidenced by our suite of prestigious certifications: Health & Safety Management System Certificate, Environmental Management System Certificate, and the esteemed ISO 9001 Quality System Certificate, which all underscore our dedication to the highest standards in quality and safety.
We are proud to hold groundbreaking invention patents that attest to our innovative prowess: the Invention Patent for Membranes Production and the Invention Patent for Multi-layer RO Membrane. These patents reflect our leadership in advancing membrane technology. We adhere to strict environmental guidelines, proudly holding the RoHS Compliance Certificate, which ensures our products meet rigorous environmental standards and contribute to a sustainable future.
Proshare Innovation Suzhou Co., Ltd. is a distinguished national high-tech enterprise dedicated to the R&D and industrialization of advanced third-generation thin-film nanocomposite (TFN) membranes. These cutting-edge membranes are expertly designed for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017 by a visionary team of overseas-returned doctoral experts led by the esteemed Dr. Lin Xiaofeng, a laureate of national-level talent programs, the company proudly stands as China's exclusive domestic manufacturer of TFN membranes.
Core Competencies
Technological Innovation: As pioneers, we have masterfully applied TFN technology to nanofiltration membranes, achieving full-scale independent R&D and localized production of membranes and manufacturing equipment, setting a global standard.
Intellectual Property: Boasting an impressive portfolio of over 31 patents, our membranes boast internationally leading performance standards, effectively replacing foreign monopolized products.
Production Capacity: Our operations include an expansive 2,000 m² R&D facility coupled with a robust 15,000 m² production base, ensuring efficiency and innovation at every step.
Funding: Successfully completed Pre-A Round (2023) and A Round (January 2025) financings, with strategic backing from Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Honored as a preferred supplier by prestigious listed environmental engineering firms and major state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a Ph.D. alumnus of the esteemed University of Strasbourg (France), is celebrated with provincial and national awards such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. Dr. Lin spearheads groundbreaking R&D initiatives in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: Complete water treatment solutions
We offer revolutionary Thin Film Nanocomposite (TFN) membrane sheets, elements, and comprehensive water treatment system solutions, setting new standards in the industry.
A: Customization capabilities
Enhanced by national expert teams and the esteemed Tsinghua University Suzhou Environmental Innovation for bespoke solutions.
A: Ensuring quality and delivering worth.
Our premium solutions not only meet industry standards but also provide a significant return on investment for our valued customers. We deliver comprehensive training, continuous support, and outstanding services, leveraging our local expertise on a global scale.
A: Collaborating with our customers
Inspired by our customers, we strive to transform their daily endeavors into the world's most precious resource-clean water. Together, we advance towards a water-optimized future.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer with a dedicated International Trade Department, allowing us to fully grasp customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: Our qualified engineers are available for overseas service, ensuring seamless operations under merchandiser supervision and translation.
(4) Q: How about the quality?
A: We source key sub-assemblies and raw materials from industry-leading companies, while our own team develops critical parts. Our professional assembly line and stringent quality testing guarantee adherence to the highest quality standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Embrace peace of mind with our exceptional 1-year warranty, adhering to International standards. Our dedicated team is available 24/7 to assist you. Any inquiries regarding our machines? Reach out to us anytime, and experience unparalleled customer service.
(6) Q: Certification?
A: Tsingxi proudly holds certifications in ISO9001, ISO14001, and ISO45001, ensuring top-tier quality management, environmental responsibility, and occupational health and safety. Our products not only meet but exceed the rigorous technical standards of 3C and CE. Rest assured, all products are validated by the Industry Administration Authority, reinforcing our commitment to excellence. Tsingxi's vision is to continually strengthen our presence as a leading high-tech innovator in the global water treatment market, pioneering advancements and delivering superior solutions worldwide.
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