PSI MEMBRANE® Pro-Acid NF80 Series-an elite high-pressure, acid-resistant membrane.This cutting-edge solution, enhanced with groundbreaking Thin Film Nanocomposite (TFN) technology, is ingeniously crafted to tackle and recycle even the most challenging wastewater. Its high-efficiency, durable, and fouling-resistant design makes it an exceptionally reliable choice for industries aiming to optimize water recovery through Minimal Liquid Discharge (MLD) systems. It effectively rejects Total Dissolved Solids (TDS) at astounding levels exceeding 170,000 mg/L, offering customers an unparalleled reduction in operational costs.
Key Features:
Broad pH Range 0-12:Engineered with extraordinary acid resistance and high-pressure capacity, this membrane operates efficiently across a pH spectrum of 0 to 12, ensuring long-term stability and exceptional cleaning efficiency.
Outstanding Anti-fouling Capability:Built with a robust and fouling-resistant TFN membrane, it guarantees dependable, long-term performance.
Exceptional Cost-Effectiveness:Designed to achieve system reject levels of total dissolved solids (TDS) at a remarkable 170,000 mg/L, it significantly reduces the volume of the concentrate stream during standard system operations.
Expert Technical Service:Backed by a national-level team of experts dedicated to providing clients with premier technical support.
Key Applications:
Meticulously crafted for industrial acidic wastewater treatment plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) scenarios.
Perfect for industrial resource recovery and recycling in various sectors, 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. Experience unparalleled water yield and desalination efficiency with our cutting-edge nanofiltration membrane. Our product performance is meticulously validated under the precise standard test conditions including: 2000 ppm MgSO4 at an impressive 580 psi (4.0 MPa), all at an optimal temperature of 77 °F (25 °C) achieving an outstanding 15% recovery rate per single membrane.
2. Our membrane technology offers a remarkable flexibility with a water yield variation range of +/-15%, ensuring adaptability to diverse operational demands and conditions.
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 garnered distinguished expertise in providing innovative technical solutions that cater to the demanding needs of the industrial sector. This includes delivering impeccably pure water essential for a spectrum of industrial processes, as well as spearheading efforts in wastewater treatment, reuse, and resource recycling.
We actively operate across pivotal industry sectors such as petrochemicals, mining, lithium extraction from salt lakes, lithium iron phosphate and lithium battery recycling, semiconductors, seawater desalination, reclaiming, leachate management, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Additionally, we extend our unique solutions to diverse areas such as steam boiler feed operations, the food and beverage industry (including mineral water bottling, soft drinks, and juices), painting lines, dairy production, ice cream manufacturing, laundries, hospitals, textile industries, mechanical sectors, and steel companies, among others.
Municipal and Civil use
At Proshare, we deliver cutting-edge, scalable solutions that empower customers to achieve efficient, sustainable treatment of wastewater and effluents. Our expansive suite of patented technologies, supported by a network of national experts and top-tier scientific research institutions, ensures compliance with stringent health and environmental regulations. We are committed to continuous enhancement of our sanitation systems by systematically gathering feedback from field engineers.
Our expertise in sewage treatment is a cornerstone that supports your journey towards sustainable development goals. As a leader in sustainable initiatives, we offer an extensive range of solutions, including:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's extensive experience in desalination technology also extends to civil water desalination in hotels and tourist resorts. As fresh water supply is crucial for such establishments, our R.O. seawater and brackish water desalination solutions are ideally suited to meet the expanding demands of burgeoning tourist areas, ensuring a reliable water supply.
Farming applications
Water quality is pivotal in ensuring the health and optimal performance of livestock such as cattle, chickens, sheep, and pigs. Both the quantity and quality of water are vital factors influencing the growth and productivity of these animals.
The water utilized in farming can originate from diverse sources, including water wells, municipal water networks, and, to a lesser extent, rivers and other surface sources.
Excluding municipal water networks, which contain free chlorine, other sources often possess high levels of dissolved and suspended solids and pathogens. Consequently, reverse osmosis technology stands out as a highly effective method to mitigate these adverse effects. Water used in farms should undergo technological treatment to reduce harmful substances, ensuring a safer environment for animal 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 Process: +1 Stage RO Enhancement for Superior Water Purification EfficiencyInitial production water contains magnesium ions (Mg2+) at 2.9mg/L and calcium ions (Ca2+) at 2.25mg/L. Our advanced technology achieves an impressive Mg2+ retention rate of over 99% and a Ca2+ retention rate surpassing 98%, ensuring exquisite purity. Permeate Quality: Unmatched Clarity and Purity Achieving a remarkable permeate rate of 96.6%, with a flux nearing 20 LMH under an operating pressure of 1 MPa, defining excellence in filtration.Utilizing proven membrane technology, our solutions are both environmentally sustainable and economically advantageous, significantly enhancing product purity and quality.
Proshare PSI MEMBRANE: Elevating Filtration Standards Desalination RO Membrane: Uncompromised Efficiency Applications: Expertly Serving Desalination Needs in Luxury Cruise Ships: A Class Apart
The application of desalination membranes on international luxury cruise ships has been predominantly governed by elite international brands. As the cruise's path influences feed water quality, including salinity and temperature, membranes necessitate adaptability to sustain stable water production, catering to the essential demands of oceanic voyages.
Our PSI MEMBRANE Pro-HR-SW seawater desalination membranes exhibit extraordinary performance in desalination rates and reliable water production. The membranes ensure the water quality aligns with the demanding standards of luxury cruise ships.
This outstanding performance initiated the replacement of desalination membranes on an additional three cruise ships, firmly positioning Proshare as the pioneering national brand to secure international luxury cruise ship orders for desalination RO membranes.
Advanced Water Solutions for Comprehensive Water Treatment Plant: Crafting Ultra-pure Water for the Semiconductor Industry
In the realm of electronic-grade ultra-pure water, the desalination rate requirements are exceptionally stringent, with only a select few brands capable of meeting these high standards.
Utilizing Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in water treatment, our comprehensive water treatment plant and pure water equipment solutions deliver exceptional rejection performance for salt, boron, and TOC. The system's water production impeccably meets the semiconductor industry's stringent requirements.
This favorable outcome facilitated our acquisition of the Japanese listed company's electronic ultra-pure water treatment project, showcasing our prowess in the field.
Proshare Our Team's Breakthrough in Pioneering Next-Gen Reverse Osmosis Membrane Technology
Proshare Our innovative team has masterfully crafted a cutting-edge new generation of reverse osmosis membranes, leveraging the revolutionary polymer interface nano-self-assembly technology. This remarkable innovation triumphs over the traditional limitations found in reverse osmosis membrane development, achieving unprecedented success through two pivotal advancements:
Ultra-Thin Separation Layer: Harnessing the power of polymer interface nanotechnology, our team has impressively reduced the separation layer's thickness to a striking one-third of the conventional polyamide thin film's size (historically restricted to 100 nm). This groundbreaking stride dramatically boosts water flux, delivering a significant leap in permeability.
Enhanced Performance: With the incorporation of nanoparticles and specially designed hydrophilic polymers, we have achieved extraordinary advancements in the membrane's hydrophilicity, anti-fouling capabilities, long-lasting durability, and superior oxidation resistance.
In comparison to conventional polyamide reverse osmosis membranes, Proshare's state-of-the-art innovation showcases breakthroughs across four crucial dimensions:
Self-Assembled Nanocomposite Films
By skillfully integrating nano-scale precision control with nano-doping modification, we manufacture ultra-thin, highly ordered separation layers via advanced polymer interface nanotechnology. This sophisticated approach overcomes conventional polyamide membrane constraints in terms of thickness uniformity and material versatility.
Enhanced Water Flux and Exceptional Energy Efficiency
Through the careful optimization of the layer-by-layer self-assembly process, we precisely regulate the functional layer thickness, achieving a remarkable threefold reduction compared to traditional membranes. This innovation results in >3x higher water flux and 30% reduced energy consumption.
Revolutionary Polymer Materials with Superior Chemical Stability
Surpassing traditional polyamide, our team utilizes cutting-edge hydrophilic polymers, such as modified polysulfones, and groundbreaking ceramic-organic hybrids. These advanced materials demonstrate unparalleled oxidation resistance (capable of withstanding 10 ppm chlorine exposure) and pH tolerance (remaining stable within a pH range of 1-12).
Innovative Anti-Fouling Surface Engineering
The superhydrophilic surface, boasting a contact angle of <10°, combined with nanoparticle reinforcement, significantly reduces organic fouling propensity by 50%. This extends chemical cleaning intervals from 3 months to an impressive 6 months, ultimately reducing maintenance costs by 40%.
Our unwavering commitment to excellence is demonstrated by our comprehensive certifications: the Health & Safety Management System Certificate, Environmental Management System Certificate, and the prestigious ISO 9001 Quality System Certificate. Each reflects our dedication to maintaining the highest standards in safety, sustainability, and quality.
We proudly hold patents that underscore our innovative prowess: the Invention Patent for Membrane Production and the Invention Patent for Multi-layer RO Membrane. These patents represent our cutting-edge advancements in technology and our leadership in membrane development. We are RoHS Compliant, reaffirming our commitment to environmental responsibility by adhering to stringent protocols that restrict the use of hazardous substances, ensuring our products are safe and sustainable.
Proshare Innovation Suzhou Co., Ltd. Proudly standing as a national high-tech enterprise, Proshare Innovation Suzhou Co., Ltd. is at the forefront of R&D and the industrialization of third-generation thin-film nanocomposite (TFN) membranes, excelling in reverse osmosis (RO), nanofiltration (NF), and material separation applications. Established in 2017 by a distinguished team of overseas-returned doctoral experts led by the visionary Dr. Lin Xiaofeng, a recipient of prestigious national-level talent programs, the company has solidified its reputation as the only domestic pioneer in China's TFN membrane manufacturing landscape.
Core Competencies
Unrivaled Technological Innovation: With groundbreaking advancements, we have spearheaded the application of TFN technology to nanofiltration membranes, ensuring fully independent R&D and the localized production of both state-of-the-art membranes and advanced manufacturing equipment.
Proprietary Intellectual Property: Proudly holding over 31 patents, our membrane performance meets and exceeds internationally leading standards, successfully replacing previously monopolized foreign products with superior domestic alternatives.
Robust Production Capacity: Our cutting-edge operations include a sprawling 2,000 m² R&D facility complemented by a vast 15,000 m² production base, established to meet the growing demands efficiently.
Strategic Funding: Having successfully completed Pre-A Round (2023) and A Round (January 2025) financing, Proshare Innovation is supported by esteemed investors such as the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital, ensuring a stable financial foundation for continued innovation.
Acclaimed Market Recognition: As a testament to our excellence, we have been designated as a preferred supplier for renowned listed environmental engineering firms and state-owned enterprises.
Visionary Leadership:Under the exemplary leadership of Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the University of Strasbourg, France, recognized with prestigious provincial and national talent awards (including Suzhou Leading Talent and Jiangsu Dual Innovation Talent), our company continually drives pioneering R&D breakthroughs in TFN membrane industrialization.
Common Queries:
(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 empower customers.
A: Unmatched customization capabilities
Supported by national expert teams and the insights from Tsinghua University Suzhou Environmental Innovation, we excel in delivering tailored solutions.
A: Quality assurance and value delivery
Our top-tier solutions not only offer premium quality but also deliver substantial ROI for our customers. We offer comprehensive training, support, and services, leveraging our local expertise to address global markets.
A: Strong customer collaboration
Driven by our customers' daily endeavors to provide clean water, we find inspiration in collaboration, thriving together toward a water-optimized world.
(2) Q: Are you a manufacturer or Trade Company?
A: As a professional manufacturer with our own International Trade Department, we possess a deep understanding of customer needs, allowing us to offer highly competitive pricing.
(3) Q: How's the after-sale service?
A: We proudly offer access to engineers available to deliver service overseas, coordinated under the watchful eye of merchandisers for seamless translation and support.
(4) Q: How about the quality?
A: Our high-quality assurance stems from sourcing main sub-assemblies and raw materials from leading companies, while critical parts are expertly developed by our distinguished team. Our professional assembly line and rigorous quality test system ensure top-tier excellence.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: We provide a comprehensive 1-year warranty adhering to International standards, ensuring peace of mind for our esteemed customers. Our dedicated team is available online 24/7, ready to assist you with any inquiries or support needed regarding our state-of-the-art machine. Feel free to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi is a distinguished company accredited with ISO9001, ISO14001, and ISO45001 certifications. Our products are meticulously crafted to align with the stringent technical standards of 3C and CE, and each product carries certification from the esteemed Industry Administration Authority. Tsingxi is committed to maintaining its reputation as a leader in high-tech innovations within the global water treatment industry. Tsingxi remains steadfast in its ambition to evolve as a pioneering force in the international water treatment market, spearheading advancements as a robust high-tech entity.
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