Introducing the PSI MEMBRANE® Pro-Acid NF80 Series, a state-of-the-art, high-pressure acid-resistant membrane.This groundbreaking product, enhanced by our pioneering Thin Film Nanocomposite (TFN) technology, is meticulously crafted to tackle and recycle complex wastewater challenges. With its remarkable productivity, durability, and resistance to fouling, it offers industrial users a resilient and exceptionally efficient solution. This membrane is perfect for achieving superior water recovery in Minimal Liquid Discharge (MLD) systems, capable of rejecting Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L. It ensures users can operate at the most favorable costs possible.
Key features:
Wide pH Range 0-12:This acid-resistant, high-pressure membrane excels in environments with a pH range of 0-12, maintaining long-term stability and cleaning efficiency.
Exceptional Anti-fouling Performance:Our robust TFN membrane offers outstanding fouling resistance and reliable long-term operation.
Unparalleled Cost Efficiency:Designed to achieve system rejection of total dissolved solids (TDS) levels up to 170,000 mg/L, it significantly reduces concentrate stream volume within standard operations.
Expert Technical Service:Our national-level expert team is dedicated to providing clients with top-tier technical support.
Key Applications:
Specifically engineered for industrial acidic wastewater treatment plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) applications.
Perfect for industrial resource recovery and recycling, including sectors like metals, new energy lithium extraction from lakes, chemical, and petrochemical industries.
Water 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. Experience our superior water yield and desalination rates, rigorously tested under these precise conditions: a concentration of 2000 ppm MgSO4, pressure set at an impressive 580 psi (4.0 MPa), and a stable temperature of 77 °F (25 °C). Achieve a remarkable 15% recovery rate for each individual membrane, demonstrating efficiency at its finest.
2. Enjoy a highly adaptable system with a water yield variation range of +/-15%, designed to accommodate diverse operational needs with ease.
Operating Condition: Optimize your operations with our membrane, purpose-built to thrive under demanding conditions and deliver consistent, high-quality results.
| 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 garnered invaluable expertise by devising groundbreaking technical solutions for the industrial sector. Our mission is to ensure the delivery of absolutely pure water, which is vital for myriad industrial processes, including wastewater treatment, reuse, and resource recycling.
We are proudly at the forefront of major industrial sectors such as petrochemicals, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductors, seawater desalination, reclaimed water management, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Our extensive capabilities also extend to diverse applications including steam boilers, food & beverage industries (encompassing mineral water bottling, soft drinks, juices), painting lines, dairies, ice creams, laundries, hospitals, textiles, mechanical industries, and steel companies, among others.
Municipal and Civil Use
Proshare offers cutting-edge, scalable solutions tailored to customers' needs for the efficient and eco-friendly treatment of wastewater and effluents. Boasting a comprehensive range of patented technologies and supported by national-level experts, we partner with scientific research institutions to ensure municipalities meet stringent health and environmental standards. By gathering systematic feedback from our field engineers, we continuously refine and enhance our sanitation systems.
Our proficiency in sewage treatment underpins the expertise we offer, empowering you to achieve your sustainable development objectives. As a pivotal force in sustainable advancements, we deliver an expansive array of solutions including:
Innovative Sanitation Technologies.
Recovery and Reuse of Valuable Materials from Wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive expertise in desalination technology is also harnessed for civil water desalination in hospitality sectors such as hotels and tourist resorts. Freshwater supply is indispensable for these infrastructures, and our R.O. seawater or brackish water desalination offers an ideal alternative solution, meeting the escalating demands of fast-growing touristic regions.
Farming Applications
Water is a crucial element for ensuring the health and productivity of livestock such as cattle, chickens, sheep, and pigs. Beyond quantity, superior water quality is vital for optimizing animal growth and performance.
On farms, water can be sourced from wells, civil water networks, or occasionally, from rivers and other surface sources.
While civil water networks generally contain free chlorine, other water sources often have high concentrations of dissolved and suspended solids, as well as pathogens. Reverse osmosis technology stands as the most effective method to mitigate these adverse effects. Consequently, farm water must undergo advanced technological treatment to minimize substances harmful to animals.
Proshare Custom Designed TFN-specialized acid-resistant and high-pressure membranes, engineered for maximum efficiency to treat wastewater in petrochemical and refining sectors, effectively achieving true Zero Liquid Discharge (ZLD)
Proshare Custom Engineered TFN-specialized acid-resistant and high-pressure membrane separation and concentration device engineered for treatment of wastewater containing ammonium sulfate from desulfurization processes, achieving wastewater concentration up to 40-fold with a concentration of ammonium sulfate ≥ 20% in the concentrated water. This significantly reduces energy consumption during subsequent evaporation and crystallization, yielding substantial cost savings for users. The stable quality of the produced water meets China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, ensuring absolute zero wastewater discharge.
This outstanding outcome has led to additional orders from other group subsidiaries.
These membranes are also well-suited for other high-temperature, acidic wastewater scenarios containing ammonium sulfate, such as those found in the energy, refining, chemical, metallurgical, and other industries. The latest advancements in ammonia desulfurization technology combined with carbon capture contribute to new energy consumption strategies and the development of a green industry chain, aligning with the national 'dual-carbon' policy.
Proshare TFN-SEP Customized NF Membrane significantly boosts Lithium Permeate Rate up to an impressive 96.6%,with Mg2+ retention rate exceeding 99%,and Ca2+ retention rate surpassing 98%.
Technical Challenges of Membrane Separation (Nanofiltration/Reverse Osmosis) in extracting Lithium from Salt Lakes include membrane fouling issues,low selectivity below 80%,high energy consumption accounting for 30%-40% of total operational costs,short membrane lifespan of just 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF/RO Membrane
showcased superior performance data in a Lithium extraction project situated at Lakkor Tso Salt Lake in Tibet, China:
Employing a streamlined 2-stage Nanofiltration process combined with a single-stage RO, providing pIn the production water containing Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L, our advanced filtration technology achieves an impressive retention rate of over 99% for Mg2+ and more than 98% for Ca2+, showcasing remarkable efficiency in lithium separation. permeate With a permeation rate soaring to 96.6%, our membranes deliver a flux nearing 20LMH under a robust operating pressure of 1MPa, ensuring high-performance filtration.Our proven membrane technology stands out as both environmentally and economically sustainable, significantly enhancing product purity and quality - a true testament to cutting-edge innovation.
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
The use of desalination membranes on international luxury cruise ships has long been the domain of a select few international brands. With fluctuating feedwater characteristics like salinity and temperature during voyages, these membranes must seamlessly adapt to diverse conditions, consistently ensuring the delivery of stable water to meet the rigorous demands of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have demonstrated unrivaled performance, excelling in both desalination rates and stable water output. The water quality generated adheres to the strict standards required by luxury cruise ships, setting a new benchmark in marine water treatment.
This extraordinary achievement led to the replacement of desalination membranes on three additional cruise ships. Marking a historic milestone, Proshare has become the first national brand to secure orders for desalination RO membranes from international luxury cruise liners, affirming its pioneering status.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
As widely recognized, the production of electronic-grade ultra-pure water necessitates exceptionally high standards in membrane desalination rates, a benchmark only a select few brands can match.
Leveraging Proshare's groundbreaking TFN membrane technology alongside the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant and pure water equipment solutions have exhibited outstanding rejection rates for salt, boron, and TOC. The resultant water production meets the stringent requirements of the semiconductor industry, ensuring excellence in every drop.
This successful outcome has enabled us to secure the electronic ultra-pure water treatment project with a prominent Japanese listed company, underscoring our leadership in cutting-edge water treatment solutions.
Proshare Team's Breakthrough in Cutting-Edge Reverse Osmosis Membrane Technology
Proshare Our visionary team has ingeniously crafted a new era of reverse osmosis membranes utilizing advanced polymer interface nano-self-assembly technology, surmounting the constraints of conventional membrane development with two pivotal advancements:
Revolutionary Ultra-Thin Separation Layer: Through the adept use of polymer interface nanotechnology, our team has successfully minimized the separation layer thickness to an astonishing threefold reduction compared to the traditional polyamide thin film, previously capped at 100 nm. This groundbreaking achievement markedly boosts water permeability, realizing a significant leap in water flux.
Superior Performance Enhancement: By infusing nanoparticles and specially designed hydrophilic polymers, we have achieved remarkable advancements in the membrane's hydrophilicity, anti-fouling strength, durability, and oxidation resilience.
In comparison to conventional polyamide reverse osmosis membranes, Proshare's innovation showcases breakthroughs in four critical domains:
Self-Assembled Nanocomposite Films
The meticulous integration of nano-scale precision control and nano-doping modification crafts ultra-thin, meticulously ordered separation layers through polymer interface nanotechnology. This sophisticated approach triumphs over the thickness uniformity and material diversity limitations of conventional polyamide membranes.
Augmented Water Flux and Energy Efficiency
By masterfully optimizing the sequential layer-by-layer self-assembly process, the thickness of the functional layer is finely controlled, achieving a threefold reduction relative to traditional membranes. This innovation translates into >3x amplified water flux and a notable 30% decrease in energy consumption.
Innovative Polymer Materials with Unmatched Chemical Stability
Venturing beyond polyamide, our team employs cutting-edge hydrophilic polymers (such as modified polysulfones) and ceramic-organic hybrids, showcasing remarkable oxidation resistance (withstanding exposure to 10 ppm chlorine) and pH adaptability (maintaining stability across a pH range of 1-12).
Anti-Fouling Surface Engineering Mastery
The ultra-hydrophilic surface (contact angle <10°) reinforced with nanoparticles slashes organic fouling propensity by 50%, extending chemical cleaning cycles from 3 months to an impressive 6 months while reducing maintenance expenses by 40%.
Demonstrating our unwavering commitment to excellence, we proudly hold the Health & Safety Management System Certificate, the Environmental Management System Certificate, and the prestigious ISO9001 Quality System Certificate.
Our innovative prowess is reflected in our Invention Patent for Membrane Production and the Invention Patent for our cutting-edge Multi-layer RO Membrane. We adhere to the highest standards of environmental and human safety with our RoHS Compliance Certificate, ensuring our products meet stringent safety and sustainability criteria.
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise at the forefront of research, development, and industrialization of the revolutionary third-generation thin-film nanocomposite (TFN) membranes. These membranes are pivotal for applications in reverse osmosis (RO), nanofiltration (NF), and material separation. Since its inception in 2017 by a visionary team of overseas-returned doctoral experts, under the innovative leadership of Dr. Lin Xiaofeng, a distinguished recipient of national talent accolades, the company has risen to prominence as China's exclusive domestic TFN membrane manufacturer.
Core Competencies
Technological Innovation: As pioneers in the adaptation of TFN technology to nanofiltration membranes, Proshare has achieved a landmark feat of complete independent R&D and localized production, not only of the membranes but also the cutting-edge manufacturing equipment.
Intellectual Property: The company boasts an impressive portfolio of over 31 patents, with membrane performance that meets and surpasses global standards, effectively challenging and replacing foreign monopolies.
Production Capacity: We operate a state-of-the-art 2,000 m² R&D facility, complemented by a vast 15,000 m² production base, ensuring robust production capabilities.
Funding: Successfully completed Pre-A Round (2023) and A Round (January 2025) funding, with strategic backing from Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Proudly recognized as a preferred supplier for leading environmental engineering firms and key state-owned enterprises, highlighting our market leadership.
Leadership:Dr. Lin Xiaofeng, a Ph.D. graduate from the esteemed University of Strasbourg (France), is celebrated with numerous provincial and national talent awards, including Suzhou Leading Talent and Jiangsu Dual Innovation Talent. He spearheads the groundbreaking R&D efforts in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: Comprehensive Water Treatment Solutions
Our revolutionary Thin Film Nanocomposite (TFN) membrane sheets, elements, and water treatment systems offer cutting-edge solutions that redefine water treatment efficacy.
A: Tailored Customization Capabilities
Empowered by national expert teams and collaboration with Tsinghua University Suzhou Environmental Innovation, we deliver bespoke solutions to meet specific customer needs.
A: Assurance of Quality and Value Deliverance
Our premium solutions not only meet the highest quality standards, but they also provide exceptional return on investment (ROI) for our customers. We offer comprehensive training, unwavering support, seamless services, and extend our local expertise to global markets.
A: Collaborative Customer Partnerships
Drawing inspiration from our customers, we strive to deliver the most precious resource-clean water. Together, we envision a world optimized for water efficiency and sustainability.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a distinguished manufacturer with our own International Trade Department, enabling us to deeply understand customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: We provide expert engineers ready to serve overseas under the supervision and translation of skilled merchandisers, ensuring seamless after-sales service.
(4) Q: How about the quality?
A: All main sub-assemblies and raw materials are sourced from leading companies. Key components are developed by our team, combined with professional assembly line work and rigorous quality testing to guarantee the highest quality standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year warranty, adhering to International standards. We are available online 24/7 to assist you. Should you have any inquiries or require support regarding our machine, feel free to reach out to us at any time.
(6) Q: Certification?
A: Tsingxi is proudly certified under ISO9001, ISO14001, and ISO45001 standards. Our products are meticulously designed to comply with the rigorous technical standards of 3C and CE, ensuring top-notch quality and reliability. Each product is certified by the Industry Administration Authority, affirming our commitment to excellence. Tsingxi remains dedicated to evolving as a formidable high-tech leader in the global water treatment market, continuously pushing the boundaries of innovation and quality.
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