PSI MEMBRANE® Pro-Acid NF35 Series: A high-pressure, acid-resistant membrane marvel.Incorporating cutting-edge Thin Film Nanocomposite (TFN) technology, this advanced solution is engineered for the treatment and recycling of challenging wastewater. It delivers high productivity with a durable, fouling-resistant design, offering industrial users a robust and efficient option to optimize water recovery in Minimal Liquid Discharge (MLD) systems, while rejecting Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L. This product ensures the most economical operation costs for customers.
Key Features:
Broad Working pH 0-12 Spectrum:Designed to withstand harsh conditions, this acid-resistant, high-pressure membrane performs optimally across a pH range of 0-12, ensuring long-term stability and superior cleaning efficiency.
Exceptional Anti-fouling Capabilities:Constructed with a robust, fouling-resistant TFN membrane, this technology promises reliable, long-term performance.
Superior Cost Efficiency:Capable of achieving system rejection of total dissolved solids (TDS) at levels up to 170,000 mg/L, this membrane also effectively reduces concentrate stream volume during standard system operations.
Professional Technical Service:Our nationally recognized expert team provides clients with premier technical support, ensuring unparalleled service quality.
Key Applications:
Strategically engineered for industrial acidic wastewater treatment facilities. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) initiatives.
Perfect for industrial resource recovery and recycling, including sectors like metals, the extraction of new energy lithium from lakes, and chemical & petrochemical industries.
Water Softening Solutions
| 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. The water yield and desalination rates were meticulously calculated under the following precise standard test conditions: a concentration of 2000 ppm MgSO4, pressure at 580 psi (4.0 MPa), temperature maintained at 77°F (25°C), and a recovery rate of 15% for each individual membrane.
2. Experience a variation range in water yield of +/-15%, offering flexibility and adaptability to diverse operating scenarios.
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 acquired invaluable expertise by providing cutting-edge technical solutions tailored to the industrial sector's needs. For processes demanding impeccably pure water, our solutions stand out. Whether it's for vital industrial procedures, wastewater treatment and its reuse, or resource recycling, we deliver unparalleled efficiency.
We are deeply involved in leading industry sectors including petrochemicals, mining, lithium extraction from salt lakes, lithium iron phosphate, and lithium battery recycling. Additionally, our prowess extends to semiconductors, seawater desalination, reclaimed water management, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Our expertise also spans various fields such as steam boiler feeding, the food and beverage industry (covering mineral water bottling, soft drinks, juices), painting lines, dairies, ice cream production, laundries, hospitals, textiles, mechanical industries, and steel manufacturing.
Municipal and Civil use
We are dedicated to delivering groundbreaking and scalable solutions for efficient and sustainable wastewater and effluent treatment. Our comprehensive portfolio of patented technologies, alongside our national-level experts and collaborations with scientific research institutions, ensures municipalities can meet stringent health and environmental standards with confidence. By systematically collecting feedback from our field engineers, we continuously refine our sanitation systems to provide unparalleled solutions.
Our prowess in sewage treatment forms a cornerstone of our expertise, empowering you to achieve your sustainability goals. As a significant force in sustainable development, we offer an extensive range of solutions, including:
Innovative sanitation technologies.
Recovery of reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
Proshare's vast experience in desalination technology extends to civil water desalination applications for hotels and tourist resorts. Freshwater supply is crucial for these infrastructures, and our R.O. seawater or brackish water desalination solutions are ideal alternatives to meet the growing demands of rapidly expanding tourist areas, ensuring they are equipped to handle increased water needs.
Farming applications
Water quality is paramount in farming to ensure the health and optimal performance of livestock such as cattle, chickens, sheep, and pigs. Beyond just quantity, the quality of water plays a critical role in achieving desired animal growth and productivity.
Farms can source water from various origins, including water wells, civil water networks, and occasionally from rivers and other surface sources. Reverse osmosis technology proves most effective in treating water from sources high in dissolved and suspended solids and pathogens, ensuring animals are not exposed to harmful substances.
Excluding chlorinated water from civil networks, other sources often contain high levels of dissolved solids and pathogens. Reverse osmosis technology effectively minimizes these adverse effects, ensuring that farm water undergoes proper treatment to reduce harmful substances, thereby safeguarding animal health and performance.
Proshare Tailor-made Introducing the TFN special acid-resistant and high-pressure membranes - a breakthrough in membrane technology designed for excellence. Engineered for Wastewater Treatment in the Petrochemical/Refining Sectors, these membranes truly achieve Zero Liquid Discharge.
Proshare Tailor-made Presenting the cutting-edge TFN membranes, a high-pressure, acid-resistant solution for separation and concentration devices. Perfect for wastewater treatment containing ammonium sulfate desulfurization, our technology achieves wastewater concentration levels up to 40 times, with an ammonium sulfate concentration of ≥ 20% in the concentrated water. This innovation significantly lowers the subsequent evaporation and crystallization energy requirements, ensuring substantial cost reductions for users. Our membranes consistently produce water that meets the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water makeup. With our solution, zero wastewater discharge becomes a reality.
This outstanding outcome has led to follow-up orders across other subsidiaries within the group, highlighting the trust and reliability of our solutions.
This membrane technology extends its capabilities to other high-temperature, highly acidic wastewater scenarios containing ammonium sulfate, prevalent in industries such as energy, refining, chemical, and metallurgy. By coupling with the latest ammonia desulfurization technology and carbon capture, our solutions promote new energy efficiency and green industry development, aligning with the national 'dual-carbon' policy.
Proshare The TFN-SEP Customized NF Membrane significantly enhances lithium permeate rates, reaching an impressive 96.6%,while ensuring a remarkable retention rate of Mg2+ exceeding 99%.Additionally, it maintains a high Ca2+ retention rate of over 98%.
Technical Bottlenecks in Membrane Separation (Nanofiltration/Reverse Osmosis) during Lithium Extraction from Salt Lakes are often challenged by issues such as membrane fouling,low selectivity of less than 80%,high energy consumption accounting for 30%-40% of the total cost,short membrane lifespan of only 2-3 years.
Proshare PSI MEMBRANE Our TFN-SEP Customized NF/RO Membrane has demonstrated unparalleled
superior performance data in a LithiumExtraction extraction project nestled in Lakkor Tso Salt Lake, Tibet, China.Remarkably,
our process utilizes only a 2-stage Nanofiltration process complemented by a 1-stage RO system, providing unmatched efficiency.Introducing the remarkable production of water with magnesium concentration at 2.9mg/L and calcium at 2.25mg/L. Our advanced nanofiltration membrane ensures an impressive retention rate for magnesium ions at over 99% and calcium ions at over 98%, cementing its prowess in salt rejection, particularly for lithium applications. Achieving unparalleled permeation efficiency, exhibiting a remarkable rate of 96.6% and maintaining a flux nearing 20LMH under a modest operating pressure of 1MPa.Our proven membrane technology stands out as both environmentally sustainable and economically feasible, enhancing the purity and quality of your products with exceptional reliability.
Introducing the Proshare PSI MEMBRANE, an expert in Desalination RO Membrane applications, serving crucial roles within the Desalination processes of luxurious Cruise Ships.
Traditionally dominated by a few international brands, the application of desalination membranes on international luxury cruise ships is now revolutionized. As these vessels traverse vast oceans, the feed water quality fluctuates considerably in salinity and temperature, demanding membranes that seamlessly adapt to these changes, ensuring consistent and stable water production to meet the rigorous demands of ocean travel.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes from Proshare Innovation Suzhou Co., Ltd. have exhibited exceptional performance in both high desalination rates and stable water production. The quality of water produced meets the stringent requirements necessary for cruise ships, showcasing outstanding reliability.
This extraordinary achievement has prompted the replacement of desalination membranes on three additional cruise ships, highlighting Proshare's success. As the first national brand to secure international luxury cruise ship orders for desalination RO membranes, Proshare has solidified its position as a leader in the industry.
Presenting, a Complete Water Treatment Plant designed to generate ultra-pure water tailored for the semiconductor industry,
where the demands for electronic-grade ultra-pure water are exceptionally high. Only a select few brands can meet this rigorous requirement.
Harnessing Proshare's revolutionary TFN membrane technology and the TsingXi team's vast expertise in the water treatment industry, our complete water treatment plant solutions for ultra-pure water equipment demonstrate superior rejection performance for salt, boron, and TOC. The system's water production capabilities have achieved the stringent requirements set by the semiconductor industry.
This outstanding result has enabled us to secure the electronic ultra-pure water treatment project with a prestigious Japanese listed company, solidifying our reputation in the market.
Proshare Team's Breakthrough in Pioneering Reverse Osmosis Membrane Technology
Proshare The team at Proshare has ingeniously crafted a cutting-edge generation of reverse osmosis membranes utilizing polymer interface nano-self-assembly technology. This innovative approach strategically addresses and surpasses the constraints faced by traditional reverse osmosis membrane development through two monumental advancements:
Ultra-Thin Separation Layer: Through the adept application of polymer interface nanotechnology, the team has meticulously reduced the separation layer's thickness to a remarkable three times thinner than the conventional polyamide thin film, which was previously constrained to 100 nm. This transformative breakthrough not only significantly boosts water flux but also marks a substantial leap in permeability.
Enhanced Performance: The strategic incorporation of nanoparticles alongside specialized hydrophilic polymers has catalyzed extraordinary advancements in the membrane's hydrophilicity, anti-fouling capabilities, durability, and resilience against oxidation.
Compared to traditional polyamide reverse osmosis membranes, Proshare's innovation unveils breakthroughs across four pivotal aspects:
Self-Assembled Nanocomposite Films
By seamlessly integrating nano-scale precision control with nano-doping modifications, Proshare innovates ultra-thin, highly ordered separation layers using polymer interface nanotechnology. This sophisticated method transcends the limitations of standard polyamide membranes in both thickness uniformity and material diversity.
Enhanced Water Flux and Energy Efficiency
Through meticulous refinement of the layer-by-layer self-assembly process, the functional layer thickness is precisely managed, achieving a threefold reduction compared to traditional membranes. This optimization results in >3x increased water flux and 30% reduced energy consumption.
Novel Polymer Materials with Supreme Chemical Stability
Evolving beyond polyamide, the team has harnessed the potential of advanced hydrophilic polymers, such as modified polysulfones, alongside ceramic-organic hybrids. These innovative materials showcase extraordinary oxidation resistance (enduring exposure to 10 ppm chlorine) and pH tolerance (remaining stable across a pH range of 1-12).
Revolutionary Anti-Fouling Surface Engineering
The ultra-superhydrophilic surface, boasting a contact angle of less than 10°, synergized with nanoparticle reinforcement, significantly curtails organic fouling by 50%. This modification extends chemical cleaning cycles from three months to six months, concurrently slashing maintenance costs by an impressive 40%.
Our unwavering commitment to excellence is underscored by our comprehensive certifications. We proudly hold the Health & Safety Management System Certificate, ensuring the utmost care for our team and stakeholders. Our dedication to environmental stewardship is reflected in our Environmental Management System Certificate, while the ISO 9001 Quality System Certificate is a testament to our pursuit of superior quality and consistency.
We stand at the forefront of innovation with prestigious patents that solidify our leadership in membrane technology. Our Invention Patent for Membrane Production highlights our pioneering advancements in nanofiltration, while our Invention Patent for Multi-layer RO Membrane showcases our expertise in developing robust solutions for complex filtration challenges. We proudly ensure that our innovations align with global safety and environmental standards, as evidenced by our RoHS Compliance Certificate. This certification guarantees that our products are free from hazardous substances, reflecting our commitment to sustainability and safety.
Proshare Innovation Suzhou Co., Ltd. Distinguished as a national high-tech powerhouse, Proshare Innovation Suzhou Co., Ltd. excels in the innovation and industrialization of third-generation thin-film nanocomposite (TFN) membranes. Specializing in reverse osmosis (RO), nanofiltration (NF), and material separation applications, this pioneering company was established in 2017 by a visionary team of internationally experienced doctoral experts, spearheaded by the illustrious Dr. Lin Xiaofeng. As the recipient of prestigious national talent recognitions, Dr. Lin has positioned the company as the exclusive domestic producer of TFN membranes in China.
Core Competencies
Technological Innovation: Leading the way in TFN technology, our company has successfully pioneered its application in nanofiltration membranes. This achievement is marked by fully independent R&D and the localized production of both membranes and their manufacturing equipment.
Intellectual Property: Proud holders of an impressive portfolio exceeding 31 patents, our membrane performance stands at the forefront of global standards, effectively substituting formerly unchallenged foreign products with our innovative alternatives.
Production Capacity: Proshare operates a state-of-the-art 2,000 m² R&D facility alongside a vast 15,000 m² production base, empowering exceptional production capabilities.
Funding: Successfully concluded Pre-A Round (2023) and A Round (January 2025) financing, with significant investments from Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Recognized as the preferred supplier by leading environmental engineering firms and influential state-owned enterprises, affirming our market credibility and reputation.
Leadership:Under the astute leadership of Dr. Lin Xiaofeng, a distinguished Ph.D. from the University of Strasbourg, our company thrives on provincial and national talent accolades, such as Suzhou Leading Talent and Jiangsu Dual Innovation Talent. Dr. Lin's guidance has been instrumental in spearheading cutting-edge R&D breakthroughs in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A:Complete water treatment solutions
Revolutionize your water treatment needs with our cutting-edge TFN membrane sheets, elements, and comprehensive system solutions.
A:Customization capabilities
Supported by national experts and Tsinghua University's Suzhou Environmental Innovation, we offer bespoke solutions tailored to your unique requirements.
A:Ensuring quality and delivering worth.
Our premium solutions not only meet the highest standards but also promise significant ROI for our valued customers. We offer comprehensive training, support, and services, leveraging our local expertise to make a global impact. training, support, and services, and bring our local expertise to global markets.
A:Collaborating with our customers
Inspired by our customers, we strive to provide the most precious resource: clean water. Together, we thrive in creating 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 are uniquely positioned to understand customer needs and offer competitive pricing.
(3) Q: How's the after-sale service?
A: Our dedicated engineers are available for overseas service, ensuring seamless support under the guidance of merchandisers and translators.
(4) Q: How about the quality?
A: With main sub-assemblies and raw materials sourced from industry leaders, and crucial components developed in-house, our professional assembly line and strict quality control systems guarantee excellence in every product, meeting your high-quality standards.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: We proudly offer a comprehensive 1-year warranty that aligns with International standards. Our dedicated customer support team is available online 24/7 to address any inquiries or concerns you may have regarding our advanced machinery.
(6) Q: Certification?
A: Tsingxi is a distinguished leader, holding certifications like ISO9001, ISO14001, and ISO45001. Our products are meticulously crafted to adhere to the rigorous technical standards of 3C and CE. Each item is officially certified by the Industry Administration Authority, ensuring unparalleled quality and reliability. Tsingxi is committed to fortifying its position as a premier high-tech entity in the global water treatment market.
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