Introducing PSI MEMBRANE® Pro-Acid NF92 Series, a high-pressure, acid-resistant membrane crafted for excellence.Incorporated with cutting-edge Thin Film Nanocomposite (TFN) technology, this membrane is engineered to tackle and recycle the most challenging wastewater. Its high productivity, longevity, and fouling-resistant design offer industrial users a dependable and highly efficient solution. This ensures substantial water recovery in Minimal Liquid Discharge (MLD) systems, effectively rejecting Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L, while offering customers the most optimal operational cost efficiency.
Key Features:
Wide Working pH Range 0-12:This acid-resistant, high-pressure membrane operates efficiently across a wide pH spectrum of 0-12, maintaining long-term stability and enhanced cleaning performance.
Superior Anti-fouling Capabilities:The robust TFN membrane boasts exceptional fouling resistance and dependable long-term functionality.
Unrivaled Cost Efficiency:Efficiently achieves system rejection of total dissolved solids (TDS) at levels reaching 170,000 mg/L, while effectively reducing concentrate stream volume under standard operating conditions.
Expert Technical Service:A national-level team of experts delivers first-class technical support to clients, ensuring seamless integration and operation.
Key Applications:
Strategically designed for use in industry-leading acidic wastewater treatment plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) systems.
Perfect for industrial resource recovery and recycling, including applications in metals and new energy lithium extraction from lakes, as well as in chemical and 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 water yield and desalination rates have been meticulously determined using precise standard test conditions. Specifically, these involve 2000 ppm MgSO4 under 580 psi (4.0 MPa) pressure, maintained at a consistent temperature of 77 °F (25 °C), with a 15% recovery rate for each individual membrane, ensuring high performance.
2. The variation range of water yield is expertly controlled within +/-15%, providing reliability and efficiency under diverse operational circumstances.
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 Proshare has garnered extensive and invaluable expertise by delivering its cutting-edge technical solutions across the industrial sector. Here, the demand for absolutely pure water is paramount to ensuring the smooth and efficient execution of various industrial processes, including wastewater treatment, resource recycling, and reuse.
Our engagement spans a wide array of primary industry sectors, such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductors, seawater desalination, reclaimed leachate, synthetic biology, copper foil, pharmaceuticals, and power sectors.
We also cater to needs in steam boiler feeding, food & beverages industries (including mineral water bottling, soft drinks, and juices), painting lines, dairies, ice creams, laundries, hospitals, textiles, mechanical industries, and steel companies, among others.
Municipal and Civil use
Our company prides itself on providing innovative, scalable solutions engineered for the efficient, sustainable treatment of wastewater and effluents. Our expansive portfolio of patented technologies, alongside our national-level experts and esteemed scientific research institutions, equips municipalities to meet stringent health and environmental standards. We pledge to enhance our sanitation systems continually by systematically gathering feedback from our field engineers.
Possessing profound sewage treatment expertise, we stand as a cornerstone of support in helping you achieve sustainable development goals. As a major proponent of sustainable development, we offer an extensive range of solutions, including:
State-of-the-art sanitation technologies.
Revolutionary recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
With a wealth of experience in desalination technology, Proshare extends its prowess to water desalination for civil uses in hotels and tourist resorts. Freshwater supply is indispensable for these infrastructures, and our R.O. seawater or brackish water desalination solutions offer an alternative that meets the expanding capacity needs of rapidly growing tourist areas and their escalating water demands.
Farming applications
Water is crucial for ensuring the optimal health and productivity of animals such as cattle, chickens, sheep, and pigs. While the quantity of water is important, its quality plays a pivotal role in promoting desired animal growth and performance.
Farm water sources can vary widely, ranging from water wells and civil water networks to rivers and other surface sources, each differing in quality and composition.
Except for municipal networks, which often contain free chlorine, other sources frequently exhibit high concentrations of dissolved and suspended solids and pathogens. Reverse osmosis technology has proven highly effective in mitigating these negative impacts. Hence, farms should employ advanced technological treatments to minimize harmful substances in contaminated water, ensuring a safer environment for livestock.
Proshare Meticulously Crafted High-performance TFN acid-resistant and high-pressure membranes catalyze Wastewater Treatment in Petrochemical / Refining, achieving genuine Zero Liquid Discharge
Proshare Meticulously Crafted Advanced TFN acid-resistant and high-pressure membrane separation and concentration systems for seamlessly processing wastewater rich in ammonium sulphate desulphurisation. Achieving wastewater concentration up to a remarkable 40x, with ≥ 20% ammonium sulphate concentration, this innovation significantly slashes energy expenditure for subsequent evaporation and crystallisation, offering considerable savings to end-users. The superior quality of produced water consistently aligns with China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, and has effectively realized zero wastewater discharge.
This resounding success has secured additional orders from numerous group subsidiaries.
This membrane technology is further applicable to diverse high-temperature, highly acidic wastewater scenarios with ammonium sulphate, spanning the energy, refining, chemical, metallurgical, and other industries. The cutting-edge ammonia desulphurisation technology, in synergy with carbon capture, propels new energy efficiency and fosters the growth of the green industry chain, in perfect harmony with the national 'dual-carbon policy.'
Proshare The TFN-SEP Customized NF Membrane significantly amplifies Lithium Permeate Rate to a remarkable 96.6%,while achieving an impressive Mg2+ retention rate of > 99%,and an exceptional Ca2+ retention rate of > 98%.
Critical Challenges in Membrane Separation (Nanofiltration/Reverse Osmosis) for Lithium Extraction from Salt Lakes include membrane fouling,low selectivity under <80%,high energy consumption accounting for a substantial 30%-40% of the total cost,short membrane lifespan of 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
has unequivocally demonstrated superior performance data in a pioneering lithium extraction project at Lakkor Tso Salt Lake ,Tibet, China.:
Utilizing a streamlined 2-stage Nanofiltration process plus a 1-stage RO, achieving pOur innovative nanofiltration membrane technology produces water with exceptional purity, boasting a magnesium ion (Mg2+) concentration of just 2.9mg/L and calcium ion (Ca2+) of 2.25mg/L. With a staggering retention rate of over 99% for Mg2+ and over 98% for Ca2+, and impressive lithium retention, our membranes set a new standard for efficiency. permeate Our cutting-edge membranes achieve an incredible permeate rate of 96.6%, with a flux rate nearing an impressive 20 liters per square meter per hour (LMH) under an operating pressure of 1MPa. This delivers outstanding performance and reliability.Our proven membrane technology is not only gentle on the environment but also cost-effective, significantly enhancing the purity and quality of the final product. This dual advantage makes it a smart choice for eco-conscious companies.
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
In the realm of desalination membranes for luxury cruise ships, international brands have traditionally held sway. These membranes must adeptly handle varying feed water qualities, including salinity and temperature changes, throughout a cruise's voyage. Our membranes rise to the occasion, offering consistent, stable water production that meets the rigorous demands of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes showcase unparalleled performance in desalination rates and stable water production. They produce water of extraordinary quality, aligning perfectly with the rigorous standards of luxury cruise ships.
Thanks to this outstanding achievement, three additional luxury cruise ships have transitioned to our desalination membranes. Proshare proudly stands as the pioneering national brand to secure international orders for desalination RO membranes from the luxury cruise ship sector.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
The electronic-grade ultra-pure water demands within the semiconductor industry are notoriously high, and only a select few brands can meet these stringent requirements. Our technology is among the elite that can deliver this exceptional quality.
Drawing from Proshare's groundbreaking TFN membrane technology and the extensive expertise of the TsingXi team in water treatment, our complete water treatment plant offers unparalleled rejection performance for salt, boron, and total organic carbon (TOC). Our system's water production meets the exacting demands of the semiconductor industry, ensuring ultra-pure water quality.
This remarkable success has secured us a prestigious electronic ultra-pure water treatment project with a renowned Japanese listed company, marking a significant milestone in our industry achievements.
Proshare Team's Breakthrough in Next-Generation Reverse Osmosis Membrane Technology
Proshare Our visionary team has achieved a significant milestone by developing a groundbreaking new generation of reverse osmosis membranes. By leveraging cutting-edge polymer interface nano-self-assembly technology, we have shattered the confines of traditional membrane development, driving forward with two pivotal advancements:
Ultra-Thin Separation Layer: Through the ingenious application of polymer interface nanotechnology, we have effectively minimized the separation layer's thickness to an astonishingly thin profile-at least three times thinner than conventional polyamide thin films, previously restricted to 100 nm. This innovative breakthrough dramatically boosts water flux, resulting in remarkable enhancements in permeability.
Enhanced Performance: By infusing nanoparticles and specialized hydrophilic polymers, we bring forth revolutionary advancements in hydrophilicity, anti-fouling capabilities, durability, and oxidation resistance of our membranes.
Compared to traditional polyamide reverse osmosis membranes, Proshare's innovation reveals transformative breakthroughs in four critical dimensions:
Self-Assembled Nanocomposite Films
Harnessing nano-scale precision control and nano-doping modification, we craft ultra-thin, meticulously ordered separation layers via state-of-the-art polymer interface nanotechnology. This remarkable approach transcends the limitations of conventional polyamide membranes, enhancing thickness uniformity and material diversity.
Enhanced Water Flux and Energy Efficiency
By perfecting the layer-by-layer self-assembly process, we precisely manipulate the functional layer thickness, achieving a formidable 3x reduction compared to traditional membranes. This translates to >3x higher water flux and 30% lower energy consumption.
Novel Polymer Materials with Superior Chemical Stability
Transitioning beyond polyamide, we exploit advanced hydrophilic polymers such as modified polysulfones, alongside ceramic-organic hybrids. These groundbreaking materials showcase unrivaled oxidation resistance (withstanding an impressive 10 ppm chlorine exposure) and pH tolerance (demonstrating stability across a pH range of 1-12).
Anti-Fouling Surface Engineering
The ultra-superhydrophilic surface, with a contact angle less than 10°, coupled with nanoparticle reinforcement, dramatically reduces organic fouling potential by 50%. This extends chemical cleaning cycles from 3 months to 6 months, significantly reducing maintenance costs by an impressive 40%.
Our unwavering commitment to excellence is reflected in our prestigious certifications, which include the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the esteemed ISO9001 Quality System Certificate.
We are proud to hold the Invention Patent for Membrane Production, along with the distinguished Invention Patent for Multi-layer RO Membrane, showcasing our innovative prowess in the industry. Adhering to the highest standards, we proudly hold the RoHS Compliance Certificate, ensuring our products meet rigorous environmental and safety regulations.
Proshare Innovation Suzhou Co., Ltd. is a pioneering national high-tech enterprise focused on the R&D and commercialization of cutting-edge third-generation thin-film nanocomposite (TFN) membranes. Our expertise spans reverse osmosis (RO), nanofiltration (NF), and material separation solutions. Founded in 2017 by globally recognized doctoral experts under the leadership of Dr. Lin Xiaofeng, a laureate of national-level talent programs, Proshare Innovation Suzhou is proud to be China's only domestic producer of TFN membranes.
Core Competencies
Technological Innovation: We have pioneered the integration of TFN technology for nanofiltration membranes, ensuring fully autonomous R&D and localized production not only of the membranes but also the state-of-the-art manufacturing equipment.
Intellectual Property: Boasting over 31 patents, our membrane performance sets international benchmarks, effectively substituting monopolized foreign products with homegrown excellence.
Production Capacity: Our operations include a 2,000 m² R&D facility complemented by a vast 15,000 m² production base, underscoring our robust manufacturing capabilities.
Funding: Successfully completing Pre-A Round (2023) and A Round (January 2025) financing, our endeavors are supported by the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Celebrated as a preferred supplier among leading environmental engineering firms and state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a distinguished Ph.D. from the University of Strasbourg (France), has received numerous provincial and national talent accolades (e.g., Suzhou Leading Talent, Jiangsu Dual Innovation Talent) and spearheads our breakthrough R&D in the industrialization of TFN membranes.
FAQ:
(1) Q: Why Choose Our Company?
A: Comprehensive water treatment solutions
We provide revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and complete water treatment system solutions tailored to your needs.
A: Customization capabilities
Backed by national expert teams and collaboration with Tsinghua University's Suzhou Environmental Innovation, ensuring unparalleled customization options.
A: Ensuring quality and delivering value.
Our premium solutions not only meet the highest standards but also deliver a significant return on investment (ROI) for our customers. We offer extensive training, support, and services, leveraging our local expertise to meet global market demands.
A: Partnering with our customers
Our inspiration is driven by our customers' efforts to ensure the world's most precious resource - clean water. Together, we strive for a world optimized for water.
(2) Q: Are you a manufacturer or Trade Company?
A: We are an esteemed manufacturer with our own International Trade Department, allowing us to better understand customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: Our engineers are available to provide overseas service under the guidance and translation of our merchandisers.
(4) Q: How about the quality?
A: Our main components and raw materials are sourced from renowned companies. Key elements are researched and developed by our expert team. A professional assembly line and stringent quality control system ensure your high-quality expectations are consistently met.
(5) Q: Product/Quality Guarantee and After Sale Service?
A: Enjoy the peace of mind with our 1-year warranty that adheres to International standards. Our dedicated team is available online 24 hours a day, ensuring you receive timely assistance for any inquiries or concerns about our machine.
(6) Q: Certification?
A: Tsingxi proudly upholds the esteemed certifications of ISO9001, ISO14001, and ISO45001, reflecting our unwavering commitment to quality, environmental responsibility, and workplace safety. Our products are thoughtfully engineered to comply with the rigorous technical standards of 3C and CE, and each item is duly certified by the Industry Administration Authority. Rest assured, Tsingxi is steadfast in its mission to evolve as a formidable high-tech company, carving a niche for itself in the global water treatment industry.
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