PSI MEMBRANE® Pro-Acid NF92 Series: The pinnacle of high-pressure acid-resistant membranesIncorporating groundbreaking Thin Film Nanocomposite (TFN) technology, this membrane is crafted for the rigorous task of treating and recycling the most challenging wastewaters. Its high productivity, coupled with a durable, fouling-resistant design, offers industrial users an exceptionally reliable and efficient choice. This solution facilitates water recovery in Minimal Liquid Discharge (MLD) systems, effectively rejecting TDS levels exceeding 170,000 mg/L, while providing customers with the most cost-effective operation.
Key Features:
Working pH 0-12:Designed for resilience, this acid-resistant, high-pressure membrane operates efficiently across a pH range of 0-12, ensuring long-term stability and cleaning efficiency.
Excellent Anti-fouling:This robust TFN membrane showcases outstanding fouling resistance, ensuring reliable performance over the long term.
Unmatched Cost Efficiency:Engineered to achieve system rejection of total dissolved solids (TDS) at levels of 170,000 mg/L, this membrane significantly reduces concentrate stream volume, optimizing standard system operations.
Professional Technical Service:Our national-level expert team is dedicated to providing clients with first-class technical support, ensuring optimal performance and satisfaction.
Key Applications:
Specifically engineered for industrial acidic wastewater treatment facilities. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) applications.
Perfect for industrial resource recovery and recycling, including metal processing, new energy lithium extraction from lakes, and 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. Under ideal standard test conditions, our 22000 GPD Nanofiltration Membrane demonstrates impressive performance. It achieves its superior water yield and remarkable desalination rates when subjected to a solution of 2000 ppm MgSO4 at a pressure of 580 psi (4.0 MPa), maintaining a steady temperature of 77 °F (25 °C) and operating at 15% recovery for each individual membrane.
2. Please note that the water yield is subject to a variation range of +/-15%, ensuring adaptability to diverse operational environments.
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 Innovation Suzhou Co., Ltd. has amassed significant expertise by delivering cutting-edge technical solutions to the industrial sector. When it comes to achieving absolute water purity for diverse industrial processes, resource recycling, and wastewater treatment, our solutions stand out as indispensable.
We are deeply engaged in a variety of core industry sectors. Our expertise spans petrochemical, mining, and lithium extraction from salt lakes, including lithium iron phosphate and battery recycling. We also focus on semiconductor innovations, seawater desalination, reclaimed water solutions, leachate treatments, synthetic biology, copper foil production, pharmaceutical advancements, and power sector projects.
Furthermore, our advanced solutions find applications in numerous sectors such as steam boilers, the food and beverage industry, including mineral water bottling, soft drinks, and juices. We also cater to painting lines, dairies, ice creams, laundries, hospitals, textile manufacturing, mechanical industries, and steel companies, ensuring superior performance and efficiency.
Municipal and Civil Use
Proshare is at the forefront of providing forward-thinking and adaptable solutions for municipal wastewater and effluent management. Our comprehensive portfolio of patented technologies, supported by national-level experts and premier scientific research institutions, guarantees compliance with stringent health and environmental standards. We are committed to the ongoing enhancement of our sanitation systems, utilizing systematic feedback from our field engineers to ensure continuous improvement.
Our advanced sewage treatment expertise forms a critical pillar in empowering you to achieve your sustainable development objectives. As a leader in sustainable solutions, we offer an extensive array of options, including:
Innovative sanitation technologies.
Recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience in desalination technology is also applied to water solutions for civil use, particularly in hotels and tourist resorts. Fresh water is a critical resource, and our Reverse Osmosis (R.O.) desalination technology for seawater or brackish water provides a robust solution. It meets the increasing demand of fast-growing tourist areas, ensuring they have the necessary water capacities.
Farming Applications
For agricultural applications, water quality is paramount. Proper water supply ensures the health and optimal productivity of livestock such as cattle, chickens, sheep, and pigs. Both the quantity and the quality of water are crucial to achieving desired growth and performance in farm animals.
Water utilized in farming operations may originate from various sources, including water wells, civil water networks, and occasionally from rivers or other surface sources.
Excluding treated civil network water, which contains free chlorine, alternative sources often harbor high levels of dissolved solids, suspended solids, and pathogens. Reverse osmosis technology emerges as the most effective solution, efficiently mitigating the adverse impacts of contaminants. Contaminated farm water must undergo advanced treatment to remove harmful substances, ensuring animal health and productivity.
Proshare Tailor made Introducing the TFN special acid-resistant and high-pressure membranes crafted with precision and resilience. Designed for Wastewater Treatment in the demanding environments of Petrochemical and Refining industries, these membranes truly achieve Zero Liquid Discharge.
Proshare Tailor made Our TFN special acid-resistant and high-pressure membranes offer exceptional separation and concentration capabilities to create an efficient device for treating wastewater containing ammonium sulphate desulphurisation. This process achieves a remarkable concentration of wastewater up to 40 times, with an ammonium sulphate concentration of ≥ 20%. This significantly reduces the energy consumption associated with subsequent evaporation and crystallisation, leading to substantial cost savings for users. The water quality produced meets the stringent China Petroleum and Chemical Corporation corporate standard Q/SH 0628.2-2014 for circulating water make-up water. Zero wastewater discharge is truly achieved, demonstrating our commitment to sustainable solutions.
This positive outcome has secured subsequent orders from other subsidiaries within the group, showcasing the reliability and effectiveness of our solutions.
This membrane is also highly effective for other high-temperature and highly acidic wastewater scenarios containing ammonium sulphate. Its utility extends to industries such as energy, refining, chemical, metallurgical, and more. The latest advancements in ammonia desulphurisation technology, now combined with carbon capture, are paving the way for new energy consumption methods and the development of a sustainable green industry chain, aligning with the national 'dual-carbon' policy.
Proshare Our TFN-SEP Customized NF Membrane excels by dramatically increasing the lithium permeate rate up to an impressive 96.6%,while maintaining a retention rate of Mg2+ > 99%,and a retention rate of Ca2+ > 98%.
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in the extraction of lithium 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 distinguishes itself with its superior
performance performance data in a lithiumextraction project located in Lakkor Tso Salt Lake, Tibet, China: With a streamlined two-stage Nanofiltration process followed by a single-stage RO, providing a state-of-the-art solution.
The pristine production water boasts magnesium (Mg2+) levels at 2.9mg/L and calcium (Ca2+) at 2.25mg/L, with an impressive retention rate exceeding 99% for Mg2+ and over 98% for Ca2+, ensuring unparalleled purity and efficiency in lithium processing. Seamless permeate flow reaches an outstanding rate of 96.6%, with flux nearing 20LMH at an operational pressure of 1MPa, ensuring consistent performance and high output.Our proven membrane technology is not only environmentally conscious and economically viable but also significantly enhances product purity and quality, offering a sustainable solution for future-forward industries.
Proshare PSI MEMBRANE Desalination RO Membrane Perfectly serves Desalination needs in the Cruise Ship industry
Historically, the application of desalination membranes on international luxury cruise ships has been dominated by a select few international brands. With the journey influencing water quality factors like salinity and temperature, these membranes must adapt to diverse conditions while delivering stable water production to satisfy the demands of ocean-going vessels.
PSI MEMBRANE Pro-HR-SW seawater desalination membranes showcase superior performance in both desalination rate and consistent water output. This outstanding water quality meets the rigorous standards required by cruise ships.
This extraordinary achievement led to the replacement of desalination membranes on three additional cruise ships. Proshare's triumph marks its emergence as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Comprehensive Water Treatment Plant for Generating Ultra-pure Water in the Semiconductor Industry
In the world of electronics, the demand for ultra-pure water with extraordinary membrane desalination rate requirements can only be met by a select few brands, setting a high industry standard.
Leveraging Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our complete water treatment plant and pure water equipment solutions exhibit exceptional rejection of salt, boron, and TOC. The system's water production meets the stringent needs of the semiconductor industry's water production standards.
This positive outcome propelled us to secure a prestigious electronic ultra-pure water treatment project with a Japanese listed company.
Proshare Revolutionary Team Breakthrough in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our pioneering team has crafted a state-of-the-art generation of reverse osmosis membranes utilizing advanced polymer interface nano-self-assembly technology. By conquering the boundaries of traditional reverse osmosis membrane development, we have achieved two monumental advancements:
Ultra-Thin Separation Layer: A Leap in Technology: Through the innovative use of polymer interface nanotechnology, our team has masterfully minimized the thickness of the separation layer to remarkable levels-at least three times thinner than the conventional polyamide thin film, which was previously constrained to 100 nm. This significant achievement dramatically boosts water flux, leading to a profound enhancement in permeability.
Enhanced Performance: A New Standard: By ingeniously incorporating nanoparticles and specially-formulated hydrophilic polymers, we have made groundbreaking strides in enhancing the membrane's hydrophilicity, anti-fouling properties, durability, and oxidation resistance.
When compared to traditional polyamide reverse osmosis membranes, Proshare's trailblazing innovation marks significant breakthroughs in four pivotal areas:
Self-Assembled Nanocomposite Films: Precision and Innovation
By harnessing nano-scale precision control and nano-doping modification, we create ultra-thin, highly ordered separation layers through cutting-edge polymer interface nanotechnology, effectively overcoming the constraints of conventional polyamide membranes regarding thickness uniformity and material diversity.
Enhanced Water Flux and Energy Efficiency: A Triple Win
Through optimization of the layer-by-layer self-assembly process, we precisely manage the functional layer thickness, achieving an impressive 3x reduction compared to traditional membranes. This innovation leads to greater than 3x higher water flux paired with a significant 30% reduction in energy consumption.
Novel Polymer Materials with Unparalleled Chemical Stability
Advancing beyond polyamide, our team employs cutting-edge hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids. These materials demonstrate exceptional oxidation resistance, capable of withstanding 10 ppm chlorine exposure, and pH tolerance, remaining stable across a wide pH range of 1-12.
Anti-Fouling Surface Engineering: Redefining Maintenance
Our superhydrophilic surface, with a contact angle less than 10°, coupled with nanoparticle reinforcement, reduces organic fouling propensity by an impressive 50%. This innovation extends chemical cleaning cycles from 3 months to 6 months, slashing maintenance costs by an outstanding 40%.
Our unwavering commitment to excellence and safety is exemplified through our prestigious certifications. We proudly hold the Health & Safety Management System Certificate, ensuring our processes are secure and reliable. Our Environmental Management System Certificate showcases our dedication to sustainable practices, while the ISO 9001 Quality System Certificate stands as a testament to our superior quality assurance standards.
We are at the forefront of innovation with our specialized patents. The Invention Patent of Membranes Production underlines our cutting-edge methods and industry leadership. Additionally, the Invention Patent of Multi-layer RO Membrane demonstrates our pioneering advancements in reverse osmosis technology, securing our place as trailblazers in the field. We adhere to the highest standards of environmental responsibility with our RoHS Compliance Certificate, ensuring our products are safe and eco-friendly. This certification underscores our commitment to reducing hazardous substances and protecting the planet.
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise at the forefront of spearheading the R&D and industrialization of cutting-edge third-generation Thin-Film Nanocomposite (TFN) membranes. Specializing in reverse osmosis (RO), nanofiltration (NF), and material separation applications, our company was founded in 2017 by an elite team of globally-acclaimed doctoral experts, guided by the visionary Dr. Lin Xiaofeng, a national talent awardee. We proudly hold the distinction of being the only domestic producer of TFN membranes in China.
Core Competencies
Technological Innovation: We have pioneered the revolutionary application of TFN technology in nanofiltration membranes, achieving complete independence in R&D processes and localized production of both the membrane and its manufacturing equipment.
Intellectual Property: Boasting an impressive portfolio of over 31 patents, our membrane technologies achieve international excellence, successfully supplanting foreign-dominated products.
Production Capacity: Our operations include a state-of-the-art 2,000 m² R&D facility and an expansive 15,000 m² production base, ensuring robust development and manufacturing capabilities.
Funding: We have successfully secured Pre-A Round (2023) and A Round (January 2025) financing, backed by esteemed entities such as the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Our company is recognized as a preferred supplier for leading listed environmental engineering firms and prominent state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a distinguished Ph.D. alumnus of the University of Strasbourg (France), has received esteemed provincial and national talent accolades (including Suzhou Leading Talent, Jiangsu Dual Innovation Talent). He drives our pioneering R&D breakthroughs in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: We offer complete water treatment solutions.
Providing revolutionary Thin Film Nanocomposite (TFN) membrane sheets, membrane elements, and comprehensive water treatment system solutions tailored to your needs.
A: Our customization capabilities are unparalleled.
Backed by a team of national experts and innovations from Tsinghua University Suzhou Environmental Innovation, we offer bespoke solutions.
A: Quality assurance that delivers exceptional value.
Our superior solutions promise not only unmatched quality but also deliver significant ROI for our customers. We provide comprehensive training, support, and services, leveraging our local expertise to thrive in global markets.
A: Collaborating closely with our customers.
We draw inspiration from our customer's daily efforts to provide the most precious resource - clean water. Together, we strive for a water-optimized world.
(2) Q: Are you a manufacturer or Trade Company?
A: We are a distinguished manufacturer with a dedicated International Trade Department, enabling us to keenly understand customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We provide expert engineers for overseas service, ensuring top-notch support under our merchandiser's guidance and translation assistance.
(4) Q: How about the quality?
A: We ensure excellence with sub-assemblies and raw materials sourced from leading companies. Our key components are innovatively developed in-house, with professional assembly lines and rigorous quality testing systems to meet your high standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year international warranty, ensuring top-notch protection for your investment. Our dedicated support team is available 24/7 to address any inquiries or concerns you may have regarding our advanced machinery. Feel free to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi proudly holds ISO9001, ISO14001, and ISO45001 certifications, a testament to our commitment to quality, environmental management, and occupational health and safety. Our products are meticulously designed to adhere to the stringent technical standards of 3C and CE, ensuring top-tier performance and reliability. Every product is robustly certified by the Industry Administration Authority, a guarantee of excellence you can trust. Tsingxi remains dedicated to its journey of innovation and growth, striving to solidify its reputation as a leading high-tech powerhouse in the global water treatment sector.
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