PSI MEMBRANE® Pro-Acid NF92 Series: Experience the power of high-pressure acid-resistant membranes.This revolutionary product, infused with pioneering Thin Film Nanocomposite (TFN) technology, is expertly crafted to treat and recycle the most challenging wastewater. Its high productivity and robust, fouling-resistant design provide industrial users with a dependable and highly efficient solution for water recovery in Minimal Liquid Discharge (MLD) systems. With the ability to reject TDS levels exceeding 170,000 mg/L, it offers customers the most optimal operation cost efficiency imaginable.
Key features:
Working pH 0-12:This acid-resistant and high-pressure membrane operates efficiently across a wide pH range of 0-12, ensuring long-term stability and superior cleaning efficiency.
Excellent Anti-fouling:The robust, fouling-resistant TFN membrane guarantees reliable, long-term performance, setting a new standard in membrane technology.
Unmatched Cost Efficiency:Achieve system rejection of total dissolved solids (TDS) up to 170,000 mg/L, reducing concentrate stream volume within standard operations for unparalleled cost efficiency.
Professional Technical Service:Our national-level expert team offers clients first-class technical support, ensuring peace of mind and seamless operation.
Key Applications:
Expertly crafted for industrial acidic wastewater treatment plants, paving the way for cleaner operations. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) systems, revolutionizing water recovery solutions.
Designed for industrial resource recovery and recycling, including 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. Water yield and desalination rates were meticulously evaluated under precise standard test conditions: a concentration of 2000 ppm MgSO4, intense pressure of 580 psi (4.0 MPa), and a controlled temperature of 77 °F (25 °C) at a 15% recovery rate for each individual membrane. These standards ensure the highest performance and reliability.
2. The water yield variation range is +/-15%, offering flexibility and adaptability to meet diverse filtration needs while maintaining consistent performance.
Operating Conditions: Explore the optimal settings to maximize the efficiency and longevity of our innovative membrane technology, tailored for demanding environments.
| 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 - Precise measurements ensure seamless integration and compatibility with existing systems, enhancing the operational efficiency and reliability of your setup.
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Proshare has amassed valuable experience by delivering exceptional technical solutions within the industrial sector, where the necessity for absolutely pure water is paramount. Our expertise is critical for various industrial processes, including wastewater treatment, resource recycling, and reuse.
Our industrial engagement spans crucial sectors such as petrochemicals, mining, lithium extraction from salt lakes, lithium iron phosphate, lithium battery recycling, semiconductors, seawater desalinization, leachate, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Moreover, our expertise extends to applications such as steam boiler feeds, food & beverage production (including mineral water bottling, soft drinks, and juices), painting lines, dairies, ice creams, laundries, hospitals, textiles, mechanical industries, steel companies, among others.
Municipal and Civil use
We offer innovative and scalable solutions tailored for customers, ensuring efficient and sustainable wastewater and effluent treatment. Our comprehensive portfolio, backed by patented technologies and national-level expertise, guarantees municipalities adhere to stringent health and environmental standards. We are committed to enhancing our sanitation systems by gathering systematic feedback from field engineers.
Our unparalleled sewage treatment expertise is a cornerstone in helping you achieve sustainable development goals. As a leader in sustainable advancement, we provide a diverse array of solutions, including:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare leverages its extensive expertise in desalination technology to innovate in water desalination for civil use, particularly in hotels and touristic resorts. Ensuring a fresh water supply is crucial for these infrastructures, and our R.O. seawater or brackish water desalination solutions meet the growing water demands of expanding touristic areas efficiently.
Farming applications
Water is crucial in maintaining the health and performance of animals such as cattle, chickens, sheep, and pigs. Beyond quantity, water quality is essential for achieving optimal animal growth and productivity.
Farm water sources are diverse, originating from water wells, civil water networks, and occasionally rivers or other surface sources.
Except for civil networks (which contain free chlorine), other sources typically harbor high concentrations of dissolved and suspended solids and pathogens. Reverse osmosis technology has proven to be the most effective solution to mitigate these negative effects, ensuring that contaminated farm water undergoes technological treatment to reduce harmful substances.
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 , achieved wastewater concentration of up to 40 times the concentration of ammonium sulphate concentration of ≥ 20% of the concentrated water, significantly reducing the subsequent evaporation and crystallisation of energy consumption, substantial cost savings for the user, the quality of the water produced by the stable to meet the China Petroleum and Chemical Corporation corporate standard Q/SH 0628.2-2014 circulating water make-up water , and zero wastewater discharge has been truly achieved.
This positive result has gained subsequent orders from other subsidiaries of the group.
This membrane are also applicable to other high-temperature, highly acidic wastewater containing ammonium sulphate scenarios, such as energy, refining, chemical, metallurgical and other industries.the latest development of ammonia desulphurisation technology combined with carbon capture,help the new energy consumption and the development of the green industry chain, in line 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 2-3years.
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 Enhance your water purification processes by adding an additional stage of the renowned Reverse Osmosis (RO) technology.Our cutting-edge production water system maintains magnesium (Mg2+) levels at just 2.9mg/L and calcium (Ca2+) at 2.25mg/L, achieving an impressive retention rate of over 99% for Mg2+ and more than 98% for Ca2+, while incorporating lithium. Experience superior water permeation efficiency. With a remarkable permeate rate of 96.6%, this system boasts a flux rate nearing 20LMH even under an operational pressure of 1MPa.Our proven membrane technology not only supports environmental sustainability but also delivers undeniable economic advantages, significantly boosting product purity and quality.
Proshare PSI Membrane: Setting the Bar High in Membrane Technology. Revolutionary Desalination RO Membrane Technology. Excelling in Desalination for Various Sectors. Perfectly Suited for Cruise Ships and Their Unique Demands.
Historically led by a select few international brands, the application of desalination membranes on prestigious international luxury cruise ships demands resilience against fluctuating feed water conditions, such as salinity and temperature changes throughout the voyage, to guarantee consistent and reliable water production.
Our PSI MEMBRANE Pro-HR-SW seawater desalination membranes excel with their unmatched desalination rate and stable water production, consistently delivering top-tier water quality that meets the stringent standards required for cruise ship operations.
This unprecedented achievement prompted the adoption of our desalination membranes on an additional three luxury cruise ships, marking a historic accomplishment as Proshare emerges as the pioneering national brand securing international orders for luxury cruise ship desalination RO membranes.
Designing a Comprehensive Water Treatment Solution for Producing Ultra-Pure Water in the Semiconductor Industry.
In the competitive landscape where only a select few brands can achieve the extraordinarily high desalination rates required for electronic-grade ultra-pure water, our solutions stand out.
Leveraging Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant and ultra-pure water equipment solutions exhibit exceptional salt, boron, and TOC rejection, meeting the critical water production standards of the semiconductor industry.
This outstanding performance enabled us to secure an electronic ultra-pure water treatment project with a prestigious Japanese listed company.
Proshare: Innovators at Heart Groundbreaking Leap in Reverse Osmosis Membrane Technology
Proshare: A Legacy of Innovation Our dedicated team has ingeniously crafted a revolutionary new generation of reverse osmosis membranes, leveraging cutting-edge polymer interface nano-self-assembly technology. Through two pioneering advancements, we have shattered the confines of traditional reverse osmosis membrane development:
Ultra-Thin Separation Layer Innovation: Utilizing advanced polymer interface nanotechnology, our team has achieved an unprecedented reduction in the separation layer's thickness to at least one-third of the standard thickness of traditional polyamide thin films (historically confined to 100 nm). This momentous breakthrough dramatically amplifies water flux, delivering a remarkable leap in permeability.
Enhanced Performance and Durability: The strategic incorporation of nanoparticles and cutting-edge hydrophilic polymers has catalyzed revolutionary enhancements in the membrane's hydrophilicity, anti-fouling prowess, endurance, and oxidation resistance.
In contrast to conventional polyamide reverse osmosis membranes, Prosharepresents innovation breakthroughs in four critical areas:
Self-Assembled Nanocomposite Films Mastery
Through the deft integration of nano-scale precision control and nano-doping modification, we engineer ultra-thin, meticulously ordered separation layers using polymer interface nanotechnology. This innovative method transcends the traditional limitations of polyamide membranes concerning thickness uniformity and material diversity.
Enhanced Water Flux Coupled with Energy Efficiency
Our mastery in optimizing the layer-by-layer self-assembly process allows for precise control of the functional layer thickness, achieving an impressive 3x reduction compared to standard membranes. Consequently, this leads to >3x augmented water flux and a 30% decrease in energy consumption.
Novel Polymer Materials with Unrivaled Chemical Stability
Advancing beyond polyamide, we employ state-of-the-art hydrophilic polymers, such as modified polysulfones, and ceramic-organic hybrids. These materials showcase exceptional oxidation resistance (withstanding 10 ppm chlorine exposure) and broad pH tolerance (withstanding stable conditions in pH range 1-12).
Revolutionary Anti-Fouling Surface Engineering
Our superhydrophilic surfaces (contact angle <10°) in conjunction with nanoparticle reinforcement significantly diminish organic fouling potential by 50%, effectively extending chemical cleaning intervals from 3 months to 6 months and reducing maintenance costs by 40%.
We proudly possess a suite of esteemed certifications that underline our unwavering commitment to quality and responsible manufacturing. Our accolades include the Health & Safety Management System Certificate, which ensures our proactive approach to workplace wellbeing. Additionally, our Environmental Management System Certificate highlights our dedication to sustainable practices. Furthermore, our adherence to the ISO9001 Quality System Certificate guarantees the highest standards of excellence in our operations.
Showcasing our pioneering spirit and expertise, we hold an Invention Patent for our groundbreaking membrane production process. Additionally, our innovative prowess is further exemplified by our Invention Patent for the Multi-layer RO Membrane, setting new benchmarks in efficiency and performance. Our commitment to environmental stewardship is affirmed by our RoHS Compliance Certificate, which ensures that our products meet the highest standards of environmental safety and regulation adherence.
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: Enjoy a comprehensive 1-year warranty adhering to International standards! Our dedicated team is available online 24/7 to address any inquiries or concerns you may have regarding our advanced machine. Feel free to reach out to us at any time for assistance.
(6) Q: Certification?
A: Proudly, Tsingxi holds prestigious ISO9001, ISO14001, and ISO45001 certifications, ensuring our commitment to quality, environmental management, and occupational health and safety. Our cutting-edge products are meticulously crafted to comply with the rigorous technical standards of 3C and CE certifications. Rest assured, all our products are officially certified by the Industry Administration Authority. Tsingxi is steadfastly dedicated to evolving into a formidable force within the global water treatment market, continuously pioneering high-tech innovations to enhance our competitive edge globally.
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