PSI MEMBRANE® Pro-Acid NF80 Series: The Pinnacle of High Pressure, Acid-Resistant Membrane TechnologyThis state-of-the-art membrane, integrated with groundbreaking Thin Film Nanocomposite (TFN) technology, sets a new standard in wastewater treatment and recycling. It is crafted to tackle the most challenging conditions, delivering unparalleled productivity with a robust design that resists fouling. Industrial users benefit from a reliable, highly efficient solution, which achieves exceptional water recovery in Minimal Liquid Discharge (MLD) systems, effectively rejecting total dissolved solids (TDS) levels exceeding 170,000 mg/L. Customers are assured the most optimal operational cost in the industry.
Key Features:
Working pH Range of 0-12:This acid-resistant, high-pressure membrane performs brilliantly across a wide pH spectrum of 0-12, ensuring long-term stability and exceptional cleaning efficiency.
Outstanding Anti-fouling Capabilities:Built for resilience, this TFN membrane offers exceptional fouling resistance, ensuring reliable, long-term performance.
Unrivaled Cost Efficiency:Maximize system efficiency by achieving TDS rejection levels of 170,000 mg/L, while minimizing concentrate stream volume during standard operations.
Expert Technical Service:Our national-level expert team is dedicated to providing clients with first-class technical support, ensuring optimal performance and peace of mind.
Key Applications:
Specifically engineered for industrial acidic wastewater treatment plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) scenarios.
Perfect for industrial resource recovery and recycling, including metals processing, new energy lithium extraction from lakes, and chemical & petrochemical industries.
Water Softening Capabilities
| 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. Our sophisticated system's water yield and desalination rates are meticulously tested under stringent conditions: employing a 2000 ppm MgSO4 solution, subjected to a robust pressure of 580 psi (4.0 MPa), all at an optimal temperature of 77°F (25°C). This setup achieves a remarkable 15% recovery rate for each individual membrane, ensuring superior efficiency.
2. Expect a reliable performance with a water yield variation range of +/-15%, providing consistency and flexibility to meet diverse requirements.
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 With a wealth of invaluable experience, Proshare Innovation Suzhou Co., Ltd. has distinguished itself by delivering cutting-edge technical solutions tailored for the industrial sectors where impeccably pure water is indispensable. Our expertise spans across diverse industrial processes including wastewater treatment, reuse, and resource recycling.
We are at the forefront of numerous industry sectors such as petrochemicals, mining, lithium extraction from salt lakes, lithium iron phosphate and battery recycling, semiconductors, seawater desalination, reclaimed water solutions, leachate management, synthetic biology, copper foil production, pharmaceutical sectors, and power generation.
Our technological prowess extends to applications in steam boiler feeding, the food and beverage sector (including mineral water bottling, soft drinks, juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel companies, to name just a few.
Municipal and Civil use
We offer groundbreaking, scalable solutions crafted for the effective and eco-friendly treatment of wastewater and effluents, ensuring compliance with stringent health and environmental regulations. Our extensive array of patented technologies and partnerships with national-level experts and research institutions ensure municipalities achieve peace of mind. We are committed to refining our sanitation systems, driven by systematic feedback and insights from our engineers in the field.
Our proficiency in sewage treatment forms a cornerstone of the expertise we provide, empowering you to achieve your sustainable development objectives. As leaders in sustainable solutions, our offerings include a comprehensive range of innovations:
State-of-the-art sanitation technologies.
Recovery and reuse of valuable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare leverages its extensive experience in desalination technology, applied to the civil water needs of hotels and tourist resorts. In these infrastructures, a steady fresh water supply is crucial. Our Reverse Osmosis (R.O.) desalination solutions for seawater and brackish water provide a viable alternative to meet the growing water demands of fast-developing tourist destinations.
Farming applications
Water quality is paramount to ensure optimal health and productivity in livestock such as cattle, chickens, sheep, and pigs. It is not just about the quantity, but the quality of water that significantly impacts desired growth and performance in animals.
Farm water sources can vary widely, originating from wells, civil water networks, or, less frequently, rivers and other surface sources.
While civil networks often contain free chlorine, other water sources typically have high concentrations of dissolved and suspended solids and pathogens. Reverse osmosis technology stands as the most effective method to mitigate these issues. Contaminated farm water must undergo treatment to remove substances potentially harmful to livestock health.
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 Our advanced process incorporates a +1 stage in the Reverse Osmosis (RO) to enhance efficiency.Production water boasts Mg2+ levels at 2.9mg/L and Ca2+ at 2.25mg/L, showcasing a remarkable retention rate of over 99% for Mg2+ and more than 98% for Ca2+. Our system also efficiently filters lithium. Integrated permeate technology ensures optimal performance. Achieving a permeate rate of 96.6%, with a flux close to 20LMH under the optimal operating pressure of 1MPa, our system ensures superior performance.Our cutting-edge membrane technology is both environmentally sustainable and economically advantageous, significantly enhancing product purity and quality.
Proshare PSI MEMBRANE Our Desalination RO Membrane is a pinnacle of technological advancement. Expertly serves Desalination needs in luxury Cruise Ships with unmatched efficiency.
In the realm of luxury cruise ships, desalination membranes have traditionally been dominated by select international brands. As cruise ships navigate diverse waters, the fluctuating salinity and temperature of feed water present challenges. Our membranes adeptly adapt to these varying conditions, ensuring consistent, high-quality water production for ocean-going vessels.
Proshare's PSI MEMBRANE Pro-HR-SW seawater desalination membranes exhibit unparalleled excellence in both desalination rates and stable water production. The water quality produced meets and exceeds the rigorous standards demanded by luxury cruise ships.
This outstanding achievement led to the replacement of desalination membranes on three additional luxury cruise ships, marking Proshare as the first national brand to secure international orders for desalination RO membranes on such prestigious vessels.
A Complete Water Treatment Plant designed to produce Ultra-pure Water for the Semiconductor Industry.
In the semiconductor industry, the demand for electronic-grade ultra-pure water with exceptionally high desalination rates is critical. Only a select few brands can meet these stringent requirements.
Leveraging Proshare's revolutionary TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant solutions excel in rejecting salts, boron, and TOC, achieving the water production standards necessary for the semiconductor industry.
This success paved the way for securing an electronic ultra-pure water treatment project with a prominent Japanese listed company.
Proshare Innovation Suzhou Co., Ltd. Unleashing the Future: Our Team's Breakthrough in Next-Gen Reverse Osmosis Membrane Technology
Proshare Innovation Suzhou Co., Ltd. Our pioneering team has masterfully engineered a cutting-edge generation of reverse osmosis membranes leveraging the revolutionary polymer interface nano-self-assembly technology. This innovation triumphantly overcomes the longstanding constraints of conventional reverse osmosis membranes through two pivotal advancements:
Revolutionary Ultra-Thin Separation Layer: Utilizing state-of-the-art polymer interface nanotechnology, our expert team has achieved an extraordinary feat by reducing the separation layer thickness to an astounding three times thinner than the conventional polyamide thin films, which were previously limited to 100 nm. This monumental breakthrough dramatically enhances water flux, offering a remarkable leap in permeability efficiency.
Performance Elevated to New Heights: By incorporating cutting-edge nanoparticles alongside specialized hydrophilic polymers, we have realized pioneering strides in augmenting the membrane's hydrophilicity, anti-fouling prowess, durability, and resistance to oxidation, ensuring performance at its pinnacle.
In comparison with traditional polyamide reverse osmosis membranes, Proshare Innovation Suzhou Co., Ltd.'s groundbreaking innovation shines with remarkable breakthroughs in these four paramount aspects:
Self-Assembled Nanocomposite Films for Next-Level Precision
With the seamless integration of nano-scale precision control and advanced nano-doping modifications, we craft ultra-thin, intricately ordered separation layers using cutting-edge polymer interface nanotechnology. This innovative approach triumphs over the conventional polyamide membranes, addressing thickness uniformity and material diversity like never before.
Enhanced Water Flux and Unprecedented Energy Efficiency
Through meticulous optimization of the layer-by-layer self-assembly process, the functional layer thickness is expertly controlled, culminating in a remarkable 3x reduction when compared to traditional membranes. This achievement translates into an impressive >3x enhancement in water flux and a significant 30% reduction in energy consumption.
Revolutionary Polymer Materials Exhibiting Superior Chemical Stability
Diverging from traditional polyamide, our team employs cutting-edge hydrophilic polymers, such as modified polysulfones, alongside ceramic-organic hybrids. These innovative materials showcase phenomenal oxidation resistance (capable of withstanding 10 ppm chlorine exposure) and pH resilience (maintaining stability across a broad pH range of 1-12).
Ingenious Anti-Fouling Surface Engineering
Our superhydrophilic surface, characterized by an impressive contact angle of less than 10°, coupled with robust nanoparticle reinforcement, diminishes organic fouling propensity by an astonishing 50%. This advancement extends chemical cleaning cycles from an average of 3 to 6 months, while simultaneously reducing maintenance costs by a substantial 40%.
Our stellar credentials include the prestigious Health & Safety Management System Certificate, the esteemed Environmental Management System Certificate, and the renowned ISO9001 Quality System Certificate. Each reflects our commitment to excellence and sustainable practices.
We proudly hold groundbreaking invention patents, including the Invention Patent for Membrane Production and the Invention Patent for Multi-layer RO Membrane, underscoring our innovation and leadership in advanced filtration technology. We adhere to the strictest standards with our RoHS Compliance Certificate, ensuring that our products are both safe and environmentally friendly, meeting the highest regulatory requirements.
Proshare Innovation Suzhou Co., Ltd. is a national high-tech enterprise passionately devoted to the research, development, and industrialization of the cutting-edge third-generation thin-film nanocomposite (TFN) membranes. These membranes are crucial for reverse osmosis (RO), nanofiltration (NF), and sophisticated material separation applications. Established in 2017 by visionary overseas-returned doctoral experts under the leadership of Dr. Lin Xiaofeng-an acclaimed national talent program awardee-the company has risen to become China's exclusive domestic producer of TFN membranes.
Core Competencies
Technological Innovation: We have pioneered the groundbreaking application of TFN technology to nanofiltration membranes, achieving fully independent research and development, as well as localized production of both membranes and their manufacturing equipment.
Intellectual Property: With a portfolio of over 31 patents, our membrane performance not only meets but often exceeds international standards, successfully replacing previously monopolized foreign products.
Production Capacity: Our operations are supported by a state-of-the-art 2,000 m² R&D facility and an expansive 15,000 m² production base.
Funding: We have successfully completed Pre-A Round (2023) and A Round (January 2025) financing, with strong backing from the prestigious Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: We are proudly designated as a preferred supplier for prominent listed environmental engineering firms and esteemed state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, holding a Ph.D. from the renowned University of Strasbourg (France), is celebrated with provincial and national accolades such as the Suzhou Leading Talent award and Jiangsu Dual Innovation Talent. He spearheads our R&D advances in the industrialization of TFN membranes.
FAQ:
(1) Q: Why Choose Our Company?
A: We offer complete water treatment solutions that are revolutionary.
Our innovative TFN membrane sheets, membrane elements, and water treatment systems empower customers with groundbreaking solutions.
A: Exceptional customization capabilities
Supported by national expert teams and Tsinghua University Suzhou Environmental Innovation, we tailor solutions to unique customer needs.
A: Commitment to quality and value.
Our premium solutions not only fulfill high-quality expectations, but they also yield significant ROI for customers. We offer comprehensive training, unwavering support, and exemplary services, bringing our local expertise to global markets.
A: Collaborative innovation with our customers
Inspired by our customers, who tirelessly strive to provide the invaluable gift of clean water, we thrive together to create a world optimized for water.
(2) Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer equipped 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: We provide skilled engineers available to service overseas, ensuring effective communication through merchandiser's supervision and translation.
(4) Q: How about the quality?
A: All main sub-assemblies and raw materials are sourced from esteemed large companies. Key components are meticulously researched and developed by our talented team. Our professional assembly line and rigorous quality testing systems ensure our products meet your high standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year international standard warranty. Our dedicated support team is available online 24/7, ready to assist with any inquiries regarding our machine. Feel free to reach out to us at any time.
(6) Q: Certification?
A: Tsingxi proudly holds certifications for ISO9001, ISO14001, and ISO45001, showcasing our commitment to excellence and quality. Our products are meticulously crafted to comply with the rigorous technical standards of 3C and CE, ensuring they meet the highest industry benchmarks. All products proudly bear certification from the Industry Administration Authority. Tsingxi is dedicated to continually advancing as a formidable high-tech leader in the global water treatment market, with a steadfast commitment to innovation and quality.
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